SystemProperties

public final class org.apache.commons.lang3.SystemProperties

Accesses current System Property names and values.

See also:

System Properties

Since:

3.13.0

Constructors

SystemProperties()

Deprecated. Make private in 4.0.

@Deprecated public SystemProperties()

Deprecated: TODO Make private in 4.0.

Make private in 4.0.

Fields and constants

APPLE_AWT_ENABLE_TEMPLATE_IMAGES	The System property name "apple.awt.enableTemplateImages".
AWT_TOOLKIT	Deprecated. The System property name "awt.toolkit".
COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA	The System property name "com.sun.jndi.ldap.object.trustSerialData".
COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER	The System property name "com.sun.net.httpserver.HttpServerProvider".
FILE_ENCODING	The System property name "file.encoding".
FILE_SEPARATOR	The System property name "file.separator".
FTP_NON_PROXY_HOST	The System property name "ftp.nonProxyHosts".
FTP_PROXY_HOST	The System property name "ftp.proxyHost".
FTP_PROXY_PORT	The System property name "ftp.proxyPort".
HTTPS_PROXY_HOST	The System property name "https.proxyHost".
HTTPS_PROXY_PORT	The System property name "https.proxyPort".
HTTP_AGENT	The System property name "http.agent".
HTTP_AUTH_DIGEST_CNONCE_REPEAT	The System property name "http.auth.digest.cnonceRepeat".
HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS	The System property name "http.auth.digest.reEnabledAlgorithms".
HTTP_AUTH_DIGEST_VALIDATE_PROXY	The System property name "http.auth.digest.validateProxy".
HTTP_AUTH_DIGEST_VALIDATE_SERVER	The System property name "http.auth.digest.validateServer".
HTTP_AUTH_NTLM_DOMAIN	The System property name "http.auth.ntlm.domain".
HTTP_KEEP_ALIVE	The System property name "http.keepAlive".
HTTP_KEEP_ALIVE_TIME_PROXY	The System property name "http.keepAlive.time.proxy".
HTTP_KEEP_ALIVE_TIME_SERVER	The System property name "http.keepAlive.time.server".
HTTP_MAX_CONNECTIONS	The System property name "http.maxConnections".
HTTP_MAX_REDIRECTS	The System property name "http.maxRedirects".
HTTP_NON_PROXY_HOSTS	The System property name "http.nonProxyHosts".
HTTP_PROXY_HOST	The System property name "http.proxyHost".
HTTP_PROXY_PORT	The System property name "http.proxyPort".
JAVAX_ACCESSIBILITY_ASSISTIVE_TECHNOLOGIES	The System property name "javax.accessibility.assistive_technologies".
JAVAX_NET_SSL_SESSION_CACHE_SIZE	The System property name "javax.net.ssl.sessionCacheSize".
JAVAX_RMI_SSL_CLIENT_ENABLED_CIPHER_SUITES	The System property name "javax.rmi.ssl.client.enabledCipherSuites".
JAVAX_RMI_SSL_CLIENT_ENABLED_PROTOCOLS	The System property name "javax.rmi.ssl.client.enabledProtocols".
JAVAX_SECURITY_AUTH_USE_SUBJECT_CREDS_ONLY	The System property name "javax.security.auth.useSubjectCredsOnly".
JAVAX_SMART_CARD_IO_TERMINAL_FACTORY_DEFAULT_TYPE	The System property name "javax.smartcardio.TerminalFactory.DefaultType".
JAVA_AWT_FONTS	Deprecated. The System property name "java.awt.fonts".
JAVA_AWT_GRAPHICSENV	Deprecated. The System property name "java.awt.graphicsenv".
JAVA_AWT_HEADLESS	Deprecated. The System property name "java.awt.headless".
JAVA_AWT_PRINTERJOB	Deprecated. The System property name "java.awt.printerjob".
JAVA_CLASS_PATH	The System property name "java.class.path".
JAVA_CLASS_VERSION	The System property name "java.class.version".
JAVA_COMPILER	Deprecated. The System property name "java.compiler".
JAVA_CONTENT_HANDLER_PKGS	The System property name "java.content.handler.pkgs".
JAVA_ENDORSED_DIRS	Deprecated. The System property name "java.endorsed.dirs".
JAVA_EXT_DIRS	Deprecated. The System property name "java.ext.dirs".
JAVA_HOME	The System property name "java.home".
JAVA_IO_TMPDIR	The System property name "java.io.tmpdir".
JAVA_LIBRARY_PATH	The System property name "java.library.path".
JAVA_LOCALE_PROVIDERS	The System property name "java.locale.providers".
JAVA_LOCALE_USE_OLD_ISO_CODES	The System property name "java.locale.useOldISOCodes".
JAVA_NET_PREFER_IPV4_STACK	The System property name "java.net.preferIPv4Stack".
JAVA_NET_PREFER_IPV6_ADDRESSES	The System property name "java.net.preferIPv6Addresses".
JAVA_NET_SOCKS_PASSWORD	The System property name "java.net.socks.password".
JAVA_NET_SOCKS_USER_NAME	The System property name "java.net.socks.username".
JAVA_NET_USE_SYSTEM_PROXIES	The System property name "java.net.useSystemProxies".
JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE	The System property name "java.nio.channels.DefaultThreadPool.initialSize".
JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY	The System property name "java.nio.channels.DefaultThreadPool.threadFactory".
JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER	The System property name "java.nio.channels.spi.AsynchronousChannelProvider".
JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER	The System property name "java.nio.channels.spi.SelectorProvider".
JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER	The System property name "java.nio.file.spi.DefaultFileSystemProvider".
JAVA_PROPERTIES_DATE	The System property name "java.properties.date".
JAVA_PROTOCOL_HANDLER_PKGS	The System property name "java.protocol.handler.pkgs".
JAVA_RMI_SERVER_CODEBASE	The System property name "java.rmi.server.codebase".
JAVA_RMI_SERVER_HOST_NAME	The System property name "java.rmi.server.hostname".
JAVA_RMI_SERVER_RANDOM_IDS	The System property name "java.rmi.server.randomIDs".
JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI	The System property name "java.rmi.server.RMIClassLoaderSpi".
JAVA_RUNTIME_NAME	The System property name "java.runtime.name".
JAVA_RUNTIME_VERSION	The System property name "java.runtime.version".
JAVA_SECURITY_AUTH_LOGIN_CONFIG	The System property name "java.security.auth.login.config".
JAVA_SECURITY_DEBUG	The System property name "java.security.debug".
JAVA_SECURITY_KERBEROS_CONF	The System property name "java.security.krb5.conf".
JAVA_SECURITY_KERBEROS_KDC	The System property name "java.security.krb5.kdc".
JAVA_SECURITY_KERBEROS_REALM	The System property name "java.security.krb5.realm".
JAVA_SECURITY_MANAGER	The System property name "java.security.manager".
JAVA_SPECIFICATION_MAINTENANCE_VERSION	The System property name "java.specification.maintenance.version".
JAVA_SPECIFICATION_NAME	The System property name "java.specification.name".
JAVA_SPECIFICATION_VENDOR	The System property name "java.specification.vendor".
JAVA_SPECIFICATION_VERSION	The System property name "java.specification.version".
JAVA_SYSTEM_CLASS_LOADER	The System property name "java.system.class.loader".
JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER	The System property name "java.time.zone.DefaultZoneRulesProvider".
JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER	The System property name "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES	The System property name "java.util.concurrent.ForkJoinPool.common.maximumSpares".
JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM	The System property name "java.util.concurrent.ForkJoinPool.common.parallelism".
JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY	The System property name "java.util.concurrent.ForkJoinPool.common.threadFactory".
JAVA_UTIL_CURRENCY_DATA	The System property name "java.util.currency.data".
JAVA_UTIL_LOGGING_CONFIG_CLASS	The System property name "java.util.logging.config.class".
JAVA_UTIL_LOGGING_CONFIG_FILE	The System property name "java.util.logging.config.file".
JAVA_UTIL_LOGGING_SIMPLE_FORMATTER_FORMAT	The System property name "java.util.logging.simpleformatter.format".
JAVA_UTIL_PREFS_PREFERENCES_FACTORY	The System property name "java.util.prefs.PreferencesFactory".
JAVA_UTIL_PROPERTY_RESOURCE_BUNDLE_ENCODING	The System property name "java.util.PropertyResourceBundle.encoding".
JAVA_VENDOR	The System property name "java.vendor".
JAVA_VENDOR_URL	The System property name "java.vendor.url".
JAVA_VENDOR_VERSION	The System property name "java.vendor.version".
JAVA_VERSION	The System property name "java.version".
JAVA_VERSION_DATE	The System property name "java.version.date".
JAVA_VM_INFO	The System property name "java.vm.info".
JAVA_VM_NAME	The System property name "java.vm.name".
JAVA_VM_SPECIFICATION_NAME	The System property name "java.vm.specification.name".
JAVA_VM_SPECIFICATION_VENDOR	The System property name "java.vm.specification.vendor".
JAVA_VM_SPECIFICATION_VERSION	The System property name "java.vm.specification.version".
JAVA_VM_VENDOR	The System property name "java.vm.vendor".
JAVA_VM_VERSION	The System property name "java.vm.version".
JAVA_XML_CONFIG_FILE	The System property name "java.xml.config.file".
JDBC_DRIVERS	The System property name "jdbc.drivers".
JDK_HTTPS_NEGOTIATE_CBT	The System property name "jdk.https.negotiate.cbt".
JDK_HTTP_AUTH_PROXYING_DISABLED_SCHEMES	The System property name "jdk.http.auth.proxying.disabledSchemes".
JDK_HTTP_AUTH_TUNNELING_DISABLED_SCHEMES	The System property name "jdk.http.auth.tunneling.disabledSchemes".
JDK_HTTP_CLIENT_ALLOW_RESTRICTED_HEADERS	The System property name "jdk.httpclient.allowRestrictedHeaders".
JDK_HTTP_CLIENT_AUTH_RETRY_LIMIT	The System property name "jdk.httpclient.auth.retrylimit".
JDK_HTTP_CLIENT_BUF_SIZE	The System property name "jdk.httpclient.bufsize".
JDK_HTTP_CLIENT_CONNECTION_POOL_SIZE	The System property name "jdk.httpclient.connectionPoolSize".
JDK_HTTP_CLIENT_CONNECTION_WINDOW_SIZE	The System property name "jdk.httpclient.connectionWindowSize".
JDK_HTTP_CLIENT_DISABLE_RETRY_CONNECT	The System property name "jdk.httpclient.disableRetryConnect".
JDK_HTTP_CLIENT_ENABLE_ALL_METHOD_RETRY	The System property name "jdk.httpclient.enableAllMethodRetry".
JDK_HTTP_CLIENT_ENABLE_PUSH	The System property name "jdk.httpclient.enablepush".
JDK_HTTP_CLIENT_HPACK_MAX_HEADER_TABLE_SIZE	The System property name "jdk.httpclient.hpack.maxheadertablesize".
JDK_HTTP_CLIENT_HTTP_CLIENT_LOG	The System property name "jdk.httpclient.HttpClient.log".
JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT	The System property name "jdk.httpclient.keepalive.timeout".
JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT_H2	The System property name "jdk.httpclient.keepalive.timeout.h2".
JDK_HTTP_CLIENT_MAX_FRAME_SIZE	The System property name "jdk.httpclient.maxframesize".
JDK_HTTP_CLIENT_MAX_STREAMS	The System property name "jdk.httpclient.maxstreams".
JDK_HTTP_CLIENT_RECEIVE_BUFFER_SIZE	The System property name "jdk.httpclient.receiveBufferSize".
JDK_HTTP_CLIENT_REDIRECTS_RETRY_LIMIT	The System property name "jdk.httpclient.redirects.retrylimit".
JDK_HTTP_CLIENT_SEND_BUFFER_SIZE	The System property name "jdk.httpclient.sendBufferSize".
JDK_HTTP_CLIENT_WEB_SOCKET_WRITE_BUFFER_SIZE	The System property name "jdk.httpclient.websocket.writeBufferSize".
JDK_HTTP_CLIENT_WINDOW_SIZE	The System property name "jdk.httpclient.windowsize".
JDK_HTTP_SERVER_MAX_CONNECTIONS	The System property name "jdk.httpserver.maxConnections".
JDK_INCLUDE_IN_EXCEPTIONS	The System property name "jdk.includeInExceptions".
JDK_INTERNAL_HTTP_CLIENT_DISABLE_HOST_NAME_VERIFICATION	The System property name "jdk.internal.httpclient.disableHostnameVerification".
JDK_IO_PERMISSIONS_USE_CANONICAL_PATH	The System property name "jdk.io.permissionsUseCanonicalPath".
JDK_JNDI_LDAP_OBJECT_FACTORIES_FILTER	The System property name "jdk.jndi.ldap.object.factoriesFilter".
JDK_JNDI_OBJECT_FACTORIES_FILTER	The System property name "jdk.jndi.object.factoriesFilter".
JDK_JNDI_RMI_OBJECT_FACTORIES_FILTER	The System property name "jdk.jndi.rmi.object.factoriesFilter".
JDK_MODULE_MAIN	The System property name "jdk.module.main".
JDK_MODULE_MAIN_CLASS	The System property name "jdk.module.main.class".
JDK_MODULE_PATH	The System property name "jdk.module.path".
JDK_MODULE_UPGRADE_PATH	The System property name "jdk.module.upgrade.path".
JDK_NET_UNIX_DOMAIN_TMPDIR	The System property name "jdk.net.unixdomain.tmpdir".
JDK_NET_URL_CLASS_PATH_SHOW_IGNORED_CLASS_PATH_ENTRIES	The System property name "jdk.net.URLClassPath.showIgnoredClassPathEntries".
JDK_SERIAL_FILTER	The System property name "jdk.serialFilter".
JDK_SERIAL_FILTER_FACTORY	The System property name "jdk.serialFilterFactory".
JDK_TLS_CLIENT_SIGNATURE_SCHEMES	The System property name "jdk.tls.client.SignatureSchemes".
JDK_TLS_NAMED_GROUPS	The System property name "jdk.tls.namedGroups".
JDK_TLS_SERVER_SIGNATURE_SCHEMES	The System property name "jdk.tls.server.SignatureSchemes".
JDK_VIRTUAL_THREAD_SCHEDULER_MAXPOOLSIZE	The System property name "jdk.virtualThreadScheduler.maxPoolSize".
JDK_VIRTUAL_THREAD_SCHEDULER_PARALLELISM	The System property name "jdk.virtualThreadScheduler.parallelism".
JDK_XML_CDATA_CHUNK_SIZE	The System property name "jdk.xml.cdataChunkSize".
JDK_XML_DTD_SUPPORT	The System property name "jdk.xml.dtd.support".
JDK_XML_ELEMENT_ATTRIBUTE_LIMIT	The System property name "jdk.xml.elementAttributeLimit".
JDK_XML_ENABLE_EXTENSION_FUNCTIONS	The System property name "jdk.xml.enableExtensionFunctions".
JDK_XML_ENTITY_EXPANSION_LIMIT	The System property name "jdk.xml.entityExpansionLimit".
JDK_XML_ENTITY_REPLACEMENT_LIMIT	The System property name "jdk.xml.entityReplacementLimit".
JDK_XML_IS_STANDALONE	The System property name "jdk.xml.isStandalone".
JDK_XML_JDK_CATALOG_RESOLVE	The System property name "jdk.xml.jdkcatalog.resolve".
JDK_XML_MAX_ELEMENT_DEPTH	The System property name "jdk.xml.maxElementDepth".
JDK_XML_MAX_GENERAL_ENTITY_SIZE_LIMIT	The System property name "jdk.xml.maxGeneralEntitySizeLimit".
JDK_XML_MAX_OCCUR_LIMIT	The System property name "jdk.xml.maxOccurLimit".
JDK_XML_MAX_PARAMETER_ENTITY_SIZE_LIMIT	The System property name "jdk.xml.maxParameterEntitySizeLimit".
JDK_XML_MAX_XML_NAME_LIMIT	The System property name "jdk.xml.maxXMLNameLimit".
JDK_XML_OVERRIDE_DEFAULT_PARSER	The System property name "jdk.xml.overrideDefaultParser".
JDK_XML_RESET_SYMBOL_TABLE	The System property name "jdk.xml.resetSymbolTable".
JDK_XML_TOTAL_ENTITY_SIZE_LIMIT	The System property name "jdk.xml.totalEntitySizeLimit".
JDK_XML_XSLTC_IS_STANDALONE	The System property name "jdk.xml.xsltcIsStandalone".
LINE_SEPARATOR	The System property name "line.separator".
NATIVE_ENCODING	The System property name "native.encoding".
NETWORK_ADDRESS_CACHE_NEGATIVE_TTL	The System property name "networkaddress.cache.negative.ttl".
NETWORK_ADDRESS_CACHE_STALE_TTL	The System property name "networkaddress.cache.stale.ttl".
NETWORK_ADDRESS_CACHE_TTL	The System property name "networkaddress.cache.ttl".
ORG_JCP_XML_DSIG_SECURE_VALIDATION	The System property name "org.jcp.xml.dsig.securevalidation".
ORG_OPENJDK_JAVA_UTIL_STREAM_TRIPWIRE	The System property name "org.openjdk.java.util.stream.tripwire".
OS_ARCH	The System property name "os.arch".
OS_NAME	The System property name "os.name".
OS_VERSION	The System property name "os.version".
PATH_SEPARATOR	The System property name "path.separator".
SOCKS_PROXY_HOST	The System property name "socksProxyHost".
SOCKS_PROXY_PORT	The System property name "socksProxyPort".
SOCKS_PROXY_VERSION	The System property name "socksProxyVersion".
STDERR_ENCODING	The System property name "stderr.encoding".
STDOUT_ENCODING	The System property name "stdout.encoding".
SUN_NET_HTTP_SERVER_DRAIN_AMOUNT	The System property name "sun.net.httpserver.drainAmount".
SUN_NET_HTTP_SERVER_IDLE_INTERVAL	The System property name "sun.net.httpserver.idleInterval".
SUN_NET_HTTP_SERVER_MAX_IDLE_CONNECTIONS	The System property name "sun.net.httpserver.maxIdleConnections".
SUN_NET_HTTP_SERVER_MAX_REQ_HEADERS	The System property name "sun.net.httpserver.maxReqHeaders".
SUN_NET_HTTP_SERVER_MAX_REQ_TIME	The System property name "sun.net.httpserver.maxReqTime".
SUN_NET_HTTP_SERVER_MAX_RSP_TIME	The System property name "sun.net.httpserver.maxRspTime".
SUN_NET_HTTP_SERVER_NO_DELAY	The System property name "sun.net.httpserver.nodelay".
SUN_SECURITY_KRB5_PRINCIPAL	The System property name "sun.security.krb5.principal".
USER_COUNTRY	The System property name "user.country".
USER_DIR	The System property name "user.dir".
USER_EXTENSIONS	The System property name "user.extensions".
USER_HOME	The System property name "user.home".
USER_LANGUAGE	The System property name "user.language".
USER_NAME	The System property name "user.name".
USER_REGION	The System property name "user.region".
USER_SCRIPT	The System property name "user.script".
USER_TIMEZONE	The System property name "user.timezone".
USER_VARIANT	The System property name "user.variant".

public static final String APPLE_AWT_ENABLE_TEMPLATE_IMAGES = "apple.awt.enableTemplateImages"

The System property name "apple.awt.enableTemplateImages".

See also:

apple.awt.enableTemplateImages

Since:

3.15.0

@Deprecated public static final String AWT_TOOLKIT = "awt.toolkit"

Deprecated: Deprecated without replacement.

The System property name "awt.toolkit".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

public static final String COM_SUN_JNDI_LDAP_OBJECT_TRUST_SERIAL_DATA = "com.sun.jndi.ldap.object.trustSerialData"

The System property name "com.sun.jndi.ldap.object.trustSerialData".

See also:

com.sun.jndi.ldap.object.trustSerialData

Since:

3.15.0

public static final String COM_SUN_NET_HTTP_SERVER_HTTP_SERVER_PROVIDER = "com.sun.net.httpserver.HttpServerProvider"

The System property name "com.sun.net.httpserver.HttpServerProvider".

See also:

com.sun.net.httpserver.HttpServerProvider

Since:

3.15.0

public static final String FILE_ENCODING = "file.encoding"

The System property name "file.encoding".

public static final String FILE_SEPARATOR = "file.separator"

The System property name "file.separator".

public static final String FTP_NON_PROXY_HOST = "ftp.nonProxyHosts"

The System property name "ftp.nonProxyHosts".

See also:

ftp.nonProxyHosts

Since:

3.15.0

public static final String FTP_PROXY_HOST = "ftp.proxyHost"

The System property name "ftp.proxyHost".

See also:

ftp.proxyHost

Since:

3.15.0

public static final String FTP_PROXY_PORT = "ftp.proxyPort"

The System property name "ftp.proxyPort".

See also:

ftp.proxyPort

Since:

3.15.0

public static final String HTTPS_PROXY_HOST = "https.proxyHost"

The System property name "https.proxyHost".

See also:

https.proxyHost

Since:

3.15.0

public static final String HTTPS_PROXY_PORT = "https.proxyPort"

The System property name "https.proxyPort".

See also:

https.proxyPort

Since:

3.15.0

public static final String HTTP_AGENT = "http.agent"

The System property name "http.agent".

See also:

http.agent

Since:

3.15.0

public static final String HTTP_AUTH_DIGEST_CNONCE_REPEAT = "http.auth.digest.cnonceRepeat"

The System property name "http.auth.digest.cnonceRepeat".

See also:

auth.digest.cnonceRepeat

Since:

3.15.0

public static final String HTTP_AUTH_DIGEST_RE_ENABLED_ALGORITHMS = "http.auth.digest.reEnabledAlgorithms"

The System property name "http.auth.digest.reEnabledAlgorithms".

See also:

http.auth.digest.reEnabledAlgorithms

Since:

3.15.0

public static final String HTTP_AUTH_DIGEST_VALIDATE_PROXY = "http.auth.digest.validateProxy"

The System property name "http.auth.digest.validateProxy".

See also:

http.auth.digest.validateProxy

Since:

3.15.0

public static final String HTTP_AUTH_DIGEST_VALIDATE_SERVER = "http.auth.digest.validateServer"

The System property name "http.auth.digest.validateServer".

See also:

http.auth.digest.validateServer

Since:

3.15.0

public static final String HTTP_AUTH_NTLM_DOMAIN = "http.auth.ntlm.domain"

The System property name "http.auth.ntlm.domain".

See also:

http.auth.ntlm.domain

Since:

3.15.0

public static final String HTTP_KEEP_ALIVE = "http.keepAlive"

The System property name "http.keepAlive".

See also:

http.keepAlive

Since:

3.15.0

public static final String HTTP_KEEP_ALIVE_TIME_PROXY = "http.keepAlive.time.proxy"

The System property name "http.keepAlive.time.proxy".

See also:

http.keepAlive.time.proxy

Since:

3.15.0

public static final String HTTP_KEEP_ALIVE_TIME_SERVER = "http.keepAlive.time.server"

The System property name "http.keepAlive.time.server".

See also:

http.keepAlive.time.server

Since:

3.15.0

public static final String HTTP_MAX_CONNECTIONS = "http.maxConnections"

The System property name "http.maxConnections".

See also:

http.maxConnections

Since:

3.15.0

public static final String HTTP_MAX_REDIRECTS = "http.maxRedirects"

The System property name "http.maxRedirects".

See also:

http.maxRedirects

Since:

3.15.0

public static final String HTTP_NON_PROXY_HOSTS = "http.nonProxyHosts"

The System property name "http.nonProxyHosts".

See also:

http.nonProxyHosts

Since:

3.15.0

public static final String HTTP_PROXY_HOST = "http.proxyHost"

The System property name "http.proxyHost".

See also:

http.proxyHost

Since:

3.15.0

public static final String HTTP_PROXY_PORT = "http.proxyPort"

The System property name "http.proxyPort".

See also:

http.proxyPort

Since:

3.15.0

public static final String JAVAX_ACCESSIBILITY_ASSISTIVE_TECHNOLOGIES = "javax.accessibility.assistive_technologies"

The System property name "javax.accessibility.assistive_technologies".

See also:

javax.accessibility.assistive_technologies

Since:

3.15.0

public static final String JAVAX_NET_SSL_SESSION_CACHE_SIZE = "javax.net.ssl.sessionCacheSize"

The System property name "javax.net.ssl.sessionCacheSize".

See also:

javax.net.ssl.sessionCacheSize

Since:

3.15.0

public static final String JAVAX_RMI_SSL_CLIENT_ENABLED_CIPHER_SUITES = "javax.rmi.ssl.client.enabledCipherSuites"

The System property name "javax.rmi.ssl.client.enabledCipherSuites".

See also:

javax.rmi.ssl.client.enabledCipherSuites

Since:

3.15.0

public static final String JAVAX_RMI_SSL_CLIENT_ENABLED_PROTOCOLS = "javax.rmi.ssl.client.enabledProtocols"

The System property name "javax.rmi.ssl.client.enabledProtocols".

See also:

javax.rmi.ssl.client.enabledProtocols

Since:

3.15.0

public static final String JAVAX_SECURITY_AUTH_USE_SUBJECT_CREDS_ONLY = "javax.security.auth.useSubjectCredsOnly"

The System property name "javax.security.auth.useSubjectCredsOnly".

See also:

javax.security.auth.useSubjectCredsOnly

Since:

3.15.0

public static final String JAVAX_SMART_CARD_IO_TERMINAL_FACTORY_DEFAULT_TYPE = "javax.smartcardio.TerminalFactory.DefaultType"

The System property name "javax.smartcardio.TerminalFactory.DefaultType".

See also:

javax.smartcardio.TerminalFactory.DefaultType

Since:

3.15.0

@Deprecated public static final String JAVA_AWT_FONTS = "java.awt.fonts"

Deprecated: Deprecated without replacement.

The System property name "java.awt.fonts".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

@Deprecated public static final String JAVA_AWT_GRAPHICSENV = "java.awt.graphicsenv"

Deprecated: Deprecated without replacement.

The System property name "java.awt.graphicsenv".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

@Deprecated public static final String JAVA_AWT_HEADLESS = "java.awt.headless"

Deprecated: Deprecated without replacement.

The System property name "java.awt.headless".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

@Deprecated public static final String JAVA_AWT_PRINTERJOB = "java.awt.printerjob"

Deprecated: Deprecated without replacement.

The System property name "java.awt.printerjob".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

public static final String JAVA_CLASS_PATH = "java.class.path"

The System property name "java.class.path".

See also:

java.class.path

public static final String JAVA_CLASS_VERSION = "java.class.version"

The System property name "java.class.version".

@Deprecated public static final String JAVA_COMPILER = "java.compiler"

Deprecated: Deprecated without replacement.

The System property name "java.compiler".

Not in Java 17 and above according to System Properties Javadoc.

See also:

• JDK-8305998

• System Properties

public static final String JAVA_CONTENT_HANDLER_PKGS = "java.content.handler.pkgs"

The System property name "java.content.handler.pkgs".

See also:

java.content.handler.pkgs

Since:

3.15.0

@Deprecated public static final String JAVA_ENDORSED_DIRS = "java.endorsed.dirs"

Deprecated: Deprecated without replacement.

The System property name "java.endorsed.dirs".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

@Deprecated public static final String JAVA_EXT_DIRS = "java.ext.dirs"

Deprecated: Deprecated without replacement.

The System property name "java.ext.dirs".

Not in Java 17 and above according to System Properties Javadoc.

See also:

System Properties

public static final String JAVA_HOME = "java.home"

The System property name "java.home".

public static final String JAVA_IO_TMPDIR = "java.io.tmpdir"

The System property name "java.io.tmpdir".

public static final String JAVA_LIBRARY_PATH = "java.library.path"

The System property name "java.library.path".

public static final String JAVA_LOCALE_PROVIDERS = "java.locale.providers"

The System property name "java.locale.providers".

public static final String JAVA_LOCALE_USE_OLD_ISO_CODES = "java.locale.useOldISOCodes"

The System property name "java.locale.useOldISOCodes".

See also:

java.locale.useOldISOCodes

Since:

3.15.0

public static final String JAVA_NET_PREFER_IPV4_STACK = "java.net.preferIPv4Stack"

The System property name "java.net.preferIPv4Stack".

See also:

java.net.preferIPv4Stack

Since:

3.15.0

public static final String JAVA_NET_PREFER_IPV6_ADDRESSES = "java.net.preferIPv6Addresses"

The System property name "java.net.preferIPv6Addresses".

See also:

java.net.preferIPv6Addresses

Since:

3.15.0

public static final String JAVA_NET_SOCKS_PASSWORD = "java.net.socks.password"

The System property name "java.net.socks.password".

See also:

java.net.socks.password

Since:

3.15.0

public static final String JAVA_NET_SOCKS_USER_NAME = "java.net.socks.username"

The System property name "java.net.socks.username".

See also:

java.net.socks.username

Since:

3.15.0

public static final String JAVA_NET_USE_SYSTEM_PROXIES = "java.net.useSystemProxies"

The System property name "java.net.useSystemProxies".

See also:

java.net.useSystemProxies

Since:

3.15.0

public static final String JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_INITIAL_SIZE = "java.nio.channels.DefaultThreadPool.initialSize"

The System property name "java.nio.channels.DefaultThreadPool.initialSize".

See also:

java.nio.channels.DefaultThreadPool.initialSize

Since:

3.15.0

public static final String JAVA_NIO_CHANNELS_DEFAULT_THREAD_POOL_THREAD_FACTORY = "java.nio.channels.DefaultThreadPool.threadFactory"

The System property name "java.nio.channels.DefaultThreadPool.threadFactory".

See also:

java.nio.channels.DefaultThreadPool.threadFactory

Since:

3.15.0

public static final String JAVA_NIO_CHANNELS_SPI_ASYNCHRONOUS_CHANNEL_PROVIDER = "java.nio.channels.spi.AsynchronousChannelProvider"

The System property name "java.nio.channels.spi.AsynchronousChannelProvider".

See also:

java.nio.channels.DefaultThreadPool.initialSize

Since:

3.15.0

public static final String JAVA_NIO_CHANNELS_SPI_SELECTOR_PROVIDER = "java.nio.channels.spi.SelectorProvider"

The System property name "java.nio.channels.spi.SelectorProvider".

See also:

java.nio.channels.spi.SelectorProvider

Since:

3.15.0

public static final String JAVA_NIO_FILE_SPI_DEFAULT_FILE_SYSTEM_PROVIDER = "java.nio.file.spi.DefaultFileSystemProvider"

The System property name "java.nio.file.spi.DefaultFileSystemProvider".

See also:

java.nio.file.spi.DefaultFileSystemProvider

Since:

3.15.0

public static final String JAVA_PROPERTIES_DATE = "java.properties.date"

The System property name "java.properties.date".

See also:

java.properties.date

Since:

3.15.0

public static final String JAVA_PROTOCOL_HANDLER_PKGS = "java.protocol.handler.pkgs"

The System property name "java.protocol.handler.pkgs".

See also:

java.protocol.handler.pkgs

Since:

3.15.0

public static final String JAVA_RMI_SERVER_CODEBASE = "java.rmi.server.codebase"

The System property name "java.rmi.server.codebase".

See also:

java.rmi.server.codebase

Since:

3.15.0

public static final String JAVA_RMI_SERVER_HOST_NAME = "java.rmi.server.hostname"

The System property name "java.rmi.server.hostname".

See also:

java.rmi.server.hostname

Since:

3.15.0

public static final String JAVA_RMI_SERVER_RANDOM_IDS = "java.rmi.server.randomIDs"

The System property name "java.rmi.server.randomIDs".

See also:

java.rmi.server.randomIDs

Since:

3.15.0

public static final String JAVA_RMI_SERVER_RMI_CLASS_LOADER_SPI = "java.rmi.server.RMIClassLoaderSpi"

The System property name "java.rmi.server.RMIClassLoaderSpi".

See also:

java.rmi.server.RMIClassLoaderSpi

Since:

3.15.0

public static final String JAVA_RUNTIME_NAME = "java.runtime.name"

The System property name "java.runtime.name".

public static final String JAVA_RUNTIME_VERSION = "java.runtime.version"

The System property name "java.runtime.version".

public static final String JAVA_SECURITY_AUTH_LOGIN_CONFIG = "java.security.auth.login.config"

The System property name "java.security.auth.login.config".

See also:

java.security.auth.login.config

Since:

3.15.0

public static final String JAVA_SECURITY_DEBUG = "java.security.debug"

The System property name "java.security.debug".

See also:

java.security.debug

Since:

3.18.0

public static final String JAVA_SECURITY_KERBEROS_CONF = "java.security.krb5.conf"

The System property name "java.security.krb5.conf".

See also:

• java.security.krb5.conf

• package javax.security.auth.kerberos conf

Since:

3.18.0

public static final String JAVA_SECURITY_KERBEROS_KDC = "java.security.krb5.kdc"

The System property name "java.security.krb5.kdc".

See also:

• java.security.krb5.kdc

• package javax.security.auth.kerberos KDC

Since:

3.18.0

public static final String JAVA_SECURITY_KERBEROS_REALM = "java.security.krb5.realm"

The System property name "java.security.krb5.realm".

See also:

• java.security.krb5.realm

• package javax.security.auth.kerberos realm

Since:

3.18.0

public static final String JAVA_SECURITY_MANAGER = "java.security.manager"

The System property name "java.security.manager".

See also:

java.security.manager

Since:

3.15.0

public static final String JAVA_SPECIFICATION_MAINTENANCE_VERSION = "java.specification.maintenance.version"

The System property name "java.specification.maintenance.version".

See also:

java.specification.maintenance.version

Since:

3.15.0

public static final String JAVA_SPECIFICATION_NAME = "java.specification.name"

The System property name "java.specification.name".

public static final String JAVA_SPECIFICATION_VENDOR = "java.specification.vendor"

The System property name "java.specification.vendor".

public static final String JAVA_SPECIFICATION_VERSION = "java.specification.version"

The System property name "java.specification.version".

public static final String JAVA_SYSTEM_CLASS_LOADER = "java.system.class.loader"

The System property name "java.system.class.loader".

See also:

java.system.class.loader

Since:

3.15.0

public static final String JAVA_TIME_ZONE_DEFAULT_ZONE_RULES_PROVIDER = "java.time.zone.DefaultZoneRulesProvider"

The System property name "java.time.zone.DefaultZoneRulesProvider".

See also:

java.time.zone.DefaultZoneRulesProvider

Since:

3.15.0

public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_EXCEPTION_HANDLER = "java.util.concurrent.ForkJoinPool.common.exceptionHandler"

The System property name "java.util.concurrent.ForkJoinPool.common.exceptionHandler".

See also:

java.util.concurrent.ForkJoinPool.common.exceptionHandler

Since:

3.15.0

public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_MAXIMUM_SPARES = "java.util.concurrent.ForkJoinPool.common.maximumSpares"

The System property name "java.util.concurrent.ForkJoinPool.common.maximumSpares".

See also:

java.util.concurrent.ForkJoinPool.common.maximumSpares

Since:

3.15.0

public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_PARALLELISM = "java.util.concurrent.ForkJoinPool.common.parallelism"

The System property name "java.util.concurrent.ForkJoinPool.common.parallelism".

See also:

java.util.concurrent.ForkJoinPool.common.parallelism

Since:

3.15.0

public static final String JAVA_UTIL_CONCURRENT_FORK_JOIN_POOL_COMMON_THREAD_FACTORY = "java.util.concurrent.ForkJoinPool.common.threadFactory"

The System property name "java.util.concurrent.ForkJoinPool.common.threadFactory".

See also:

java.util.concurrent.ForkJoinPool.common.threadFactory

Since:

3.15.0

public static final String JAVA_UTIL_CURRENCY_DATA = "java.util.currency.data"

The System property name "java.util.currency.data".

See also:

java.util.currency.data

Since:

3.15.0

public static final String JAVA_UTIL_LOGGING_CONFIG_CLASS = "java.util.logging.config.class"

The System property name "java.util.logging.config.class".

See also:

java.util.logging.config.class

Since:

3.15.0

public static final String JAVA_UTIL_LOGGING_CONFIG_FILE = "java.util.logging.config.file"

The System property name "java.util.logging.config.file".

See also:

java.util.logging.config.file

Since:

3.15.0

public static final String JAVA_UTIL_LOGGING_SIMPLE_FORMATTER_FORMAT = "java.util.logging.simpleformatter.format"

The System property name "java.util.logging.simpleformatter.format".

See also:

java.util.logging.SimpleFormatter.format

Since:

3.15.0

public static final String JAVA_UTIL_PREFS_PREFERENCES_FACTORY = "java.util.prefs.PreferencesFactory"

The System property name "java.util.prefs.PreferencesFactory".

See also:

java.util.prefs.PreferencesFactory

public static final String JAVA_UTIL_PROPERTY_RESOURCE_BUNDLE_ENCODING = "java.util.PropertyResourceBundle.encoding"

The System property name "java.util.PropertyResourceBundle.encoding".

See also:

java.util.PropertyResourceBundle.encoding

Since:

3.15.0

public static final String JAVA_VENDOR = "java.vendor"

The System property name "java.vendor".

public static final String JAVA_VENDOR_URL = "java.vendor.url"

The System property name "java.vendor.url".

public static final String JAVA_VENDOR_VERSION = "java.vendor.version"

The System property name "java.vendor.version".

See also:

java.vendor.version

Since:

3.15.0

public static final String JAVA_VERSION = "java.version"

The System property name "java.version".

public static final String JAVA_VERSION_DATE = "java.version.date"

The System property name "java.version.date".

See also:

java.version.date

Since:

3.15.0

public static final String JAVA_VM_INFO = "java.vm.info"

The System property name "java.vm.info".

public static final String JAVA_VM_NAME = "java.vm.name"

The System property name "java.vm.name".

public static final String JAVA_VM_SPECIFICATION_NAME = "java.vm.specification.name"

The System property name "java.vm.specification.name".

public static final String JAVA_VM_SPECIFICATION_VENDOR = "java.vm.specification.vendor"

The System property name "java.vm.specification.vendor".

public static final String JAVA_VM_SPECIFICATION_VERSION = "java.vm.specification.version"

The System property name "java.vm.specification.version".

public static final String JAVA_VM_VENDOR = "java.vm.vendor"

The System property name "java.vm.vendor".

public static final String JAVA_VM_VERSION = "java.vm.version"

The System property name "java.vm.version".

public static final String JAVA_XML_CONFIG_FILE = "java.xml.config.file"

The System property name "java.xml.config.file".

See also:

java.xml

Since:

3.15.0

public static final String JDBC_DRIVERS = "jdbc.drivers"

The System property name "jdbc.drivers".

See also:

jdbc.drivers

Since:

3.15.0

public static final String JDK_HTTPS_NEGOTIATE_CBT = "jdk.https.negotiate.cbt"

The System property name "jdk.https.negotiate.cbt".

See also:

jdk.https.negotiate.cbt

Since:

3.15.0

public static final String JDK_HTTP_AUTH_PROXYING_DISABLED_SCHEMES = "jdk.http.auth.proxying.disabledSchemes"

The System property name "jdk.http.auth.proxying.disabledSchemes".

See also:

jdk.http.auth.proxying.disabledSchemes

Since:

3.15.0

public static final String JDK_HTTP_AUTH_TUNNELING_DISABLED_SCHEMES = "jdk.http.auth.tunneling.disabledSchemes"

The System property name "jdk.http.auth.tunneling.disabledSchemes".

See also:

jdk.http.auth.tunneling.disabledSchemes

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_ALLOW_RESTRICTED_HEADERS = "jdk.httpclient.allowRestrictedHeaders"

The System property name "jdk.httpclient.allowRestrictedHeaders".

See also:

jdk.httpclient.allowRestrictedHeaders

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_AUTH_RETRY_LIMIT = "jdk.httpclient.auth.retrylimit"

The System property name "jdk.httpclient.auth.retrylimit".

See also:

jdk.httpclient.auth.retrylimit

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_BUF_SIZE = "jdk.httpclient.bufsize"

The System property name "jdk.httpclient.bufsize".

See also:

jdk.httpclient.bufsize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_CONNECTION_POOL_SIZE = "jdk.httpclient.connectionPoolSize"

The System property name "jdk.httpclient.connectionPoolSize".

See also:

jdk.httpclient.connectionPoolSize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_CONNECTION_WINDOW_SIZE = "jdk.httpclient.connectionWindowSize"

The System property name "jdk.httpclient.connectionWindowSize".

See also:

jdk.httpclient.connectionWindowSize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_DISABLE_RETRY_CONNECT = "jdk.httpclient.disableRetryConnect"

The System property name "jdk.httpclient.disableRetryConnect".

See also:

jdk.httpclient.disableRetryConnect

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_ENABLE_ALL_METHOD_RETRY = "jdk.httpclient.enableAllMethodRetry"

The System property name "jdk.httpclient.enableAllMethodRetry".

See also:

jdk.httpclient.enableAllMethodRetry

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_ENABLE_PUSH = "jdk.httpclient.enablepush"

The System property name "jdk.httpclient.enablepush".

See also:

jdk.httpclient.enablepush

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_HPACK_MAX_HEADER_TABLE_SIZE = "jdk.httpclient.hpack.maxheadertablesize"

The System property name "jdk.httpclient.hpack.maxheadertablesize".

See also:

jdk.httpclient.hpack.maxheadertablesize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_HTTP_CLIENT_LOG = "jdk.httpclient.HttpClient.log"

The System property name "jdk.httpclient.HttpClient.log".

See also:

jdk.httpclient.HttpClient.log

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT = "jdk.httpclient.keepalive.timeout"

The System property name "jdk.httpclient.keepalive.timeout".

See also:

jdk.httpclient.keepalive.timeout

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_KEEP_ALIVE_TIMEOUT_H2 = "jdk.httpclient.keepalive.timeout.h2"

The System property name "jdk.httpclient.keepalive.timeout.h2".

See also:

jdk.httpclient.keepalive.timeout.h2

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_MAX_FRAME_SIZE = "jdk.httpclient.maxframesize"

The System property name "jdk.httpclient.maxframesize".

See also:

jdk.httpclient.maxframesize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_MAX_STREAMS = "jdk.httpclient.maxstreams"

The System property name "jdk.httpclient.maxstreams".

See also:

jdk.httpclient.maxstreams

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_RECEIVE_BUFFER_SIZE = "jdk.httpclient.receiveBufferSize"

The System property name "jdk.httpclient.receiveBufferSize".

See also:

jdk.httpclient.receiveBufferSize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_REDIRECTS_RETRY_LIMIT = "jdk.httpclient.redirects.retrylimit"

The System property name "jdk.httpclient.redirects.retrylimit".

See also:

jdk.httpclient.redirects.retrylimit

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_SEND_BUFFER_SIZE = "jdk.httpclient.sendBufferSize"

The System property name "jdk.httpclient.sendBufferSize".

See also:

jdk.httpclient.sendBufferSize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_WEB_SOCKET_WRITE_BUFFER_SIZE = "jdk.httpclient.websocket.writeBufferSize"

The System property name "jdk.httpclient.websocket.writeBufferSize".

See also:

jdk.httpclient.websocket.writeBufferSize

Since:

3.15.0

public static final String JDK_HTTP_CLIENT_WINDOW_SIZE = "jdk.httpclient.windowsize"

The System property name "jdk.httpclient.windowsize".

See also:

jdk.httpclient.windowsize

Since:

3.15.0

public static final String JDK_HTTP_SERVER_MAX_CONNECTIONS = "jdk.httpserver.maxConnections"

The System property name "jdk.httpserver.maxConnections".

See also:

jdk.httpserver.maxConnections

Since:

3.15.0

public static final String JDK_INCLUDE_IN_EXCEPTIONS = "jdk.includeInExceptions"

The System property name "jdk.includeInExceptions".

See also:

jdk.includeInExceptions

Since:

3.15.0

public static final String JDK_INTERNAL_HTTP_CLIENT_DISABLE_HOST_NAME_VERIFICATION = "jdk.internal.httpclient.disableHostnameVerification"

The System property name "jdk.internal.httpclient.disableHostnameVerification".

See also:

jdk.internal.httpclient.disableHostnameVerification

Since:

3.15.0

public static final String JDK_IO_PERMISSIONS_USE_CANONICAL_PATH = "jdk.io.permissionsUseCanonicalPath"

The System property name "jdk.io.permissionsUseCanonicalPath".

See also:

jdk.io.permissionsUseCanonicalPath

Since:

3.15.0

public static final String JDK_JNDI_LDAP_OBJECT_FACTORIES_FILTER = "jdk.jndi.ldap.object.factoriesFilter"

The System property name "jdk.jndi.ldap.object.factoriesFilter".

See also:

jdk.jndi.ldap.object.factoriesFilter

Since:

3.15.0

public static final String JDK_JNDI_OBJECT_FACTORIES_FILTER = "jdk.jndi.object.factoriesFilter"

The System property name "jdk.jndi.object.factoriesFilter".

See also:

jdk.jndi.object.factoriesFilter

Since:

3.15.0

public static final String JDK_JNDI_RMI_OBJECT_FACTORIES_FILTER = "jdk.jndi.rmi.object.factoriesFilter"

The System property name "jdk.jndi.rmi.object.factoriesFilter".

See also:

jdk.jndi.rmi.object.factoriesFilter

Since:

3.15.0

public static final String JDK_MODULE_MAIN = "jdk.module.main"

The System property name "jdk.module.main".

See also:

jdk.module.main

Since:

3.15.0

public static final String JDK_MODULE_MAIN_CLASS = "jdk.module.main.class"

The System property name "jdk.module.main.class".

See also:

jdk.module.main.class

Since:

3.15.0

public static final String JDK_MODULE_PATH = "jdk.module.path"

The System property name "jdk.module.path".

See also:

jdk.module.path

Since:

3.15.0

public static final String JDK_MODULE_UPGRADE_PATH = "jdk.module.upgrade.path"

The System property name "jdk.module.upgrade.path".

See also:

jdk.module.upgrade.path

Since:

3.15.0

public static final String JDK_NET_UNIX_DOMAIN_TMPDIR = "jdk.net.unixdomain.tmpdir"

The System property name "jdk.net.unixdomain.tmpdir".

See also:

jdk.net.unixdomain.tmpdir

Since:

3.15.0

public static final String JDK_NET_URL_CLASS_PATH_SHOW_IGNORED_CLASS_PATH_ENTRIES = "jdk.net.URLClassPath.showIgnoredClassPathEntries"

The System property name "jdk.net.URLClassPath.showIgnoredClassPathEntries".

See also:

System Properties

Since:

3.15.0

public static final String JDK_SERIAL_FILTER = "jdk.serialFilter"

The System property name "jdk.serialFilter".

See also:

jdk.serialFilter

Since:

3.15.0

public static final String JDK_SERIAL_FILTER_FACTORY = "jdk.serialFilterFactory"

The System property name "jdk.serialFilterFactory".

See also:

jdk.serialFilterFactory

Since:

3.15.0

public static final String JDK_TLS_CLIENT_SIGNATURE_SCHEMES = "jdk.tls.client.SignatureSchemes"

The System property name "jdk.tls.client.SignatureSchemes".

See also:

jdk.tls.client.SignatureSchemes

Since:

3.15.0

public static final String JDK_TLS_NAMED_GROUPS = "jdk.tls.namedGroups"

The System property name "jdk.tls.namedGroups".

See also:

jdk.tls.namedGroups

Since:

3.15.0

public static final String JDK_TLS_SERVER_SIGNATURE_SCHEMES = "jdk.tls.server.SignatureSchemes"

The System property name "jdk.tls.server.SignatureSchemes".

See also:

jdk.tls.server.SignatureSchemes

Since:

3.15.0

public static final String JDK_VIRTUAL_THREAD_SCHEDULER_MAXPOOLSIZE = "jdk.virtualThreadScheduler.maxPoolSize"

The System property name "jdk.virtualThreadScheduler.maxPoolSize".

See also:

jdk.virtualThreadScheduler.maxPoolSize

Since:

3.15.0

public static final String JDK_VIRTUAL_THREAD_SCHEDULER_PARALLELISM = "jdk.virtualThreadScheduler.parallelism"

The System property name "jdk.virtualThreadScheduler.parallelism".

See also:

jdk.virtualThreadScheduler.parallelism

Since:

3.15.0

public static final String JDK_XML_CDATA_CHUNK_SIZE = "jdk.xml.cdataChunkSize"

The System property name "jdk.xml.cdataChunkSize".

See also:

jdk.xml.cdataChunkSize

Since:

3.15.0

public static final String JDK_XML_DTD_SUPPORT = "jdk.xml.dtd.support"

The System property name "jdk.xml.dtd.support".

See also:

jdk.xml.dtd.support

Since:

3.15.0

public static final String JDK_XML_ELEMENT_ATTRIBUTE_LIMIT = "jdk.xml.elementAttributeLimit"

The System property name "jdk.xml.elementAttributeLimit".

See also:

jdk.xml.elementAttributeLimit

Since:

3.15.0

public static final String JDK_XML_ENABLE_EXTENSION_FUNCTIONS = "jdk.xml.enableExtensionFunctions"

The System property name "jdk.xml.enableExtensionFunctions".

See also:

jdk.xml.enableExtensionFunctions

Since:

3.15.0

public static final String JDK_XML_ENTITY_EXPANSION_LIMIT = "jdk.xml.entityExpansionLimit"

The System property name "jdk.xml.entityExpansionLimit".

See also:

jdk.xml.entityExpansionLimit

Since:

3.15.0

public static final String JDK_XML_ENTITY_REPLACEMENT_LIMIT = "jdk.xml.entityReplacementLimit"

The System property name "jdk.xml.entityReplacementLimit".

See also:

jdk.xml.entityReplacementLimit

Since:

3.15.0

public static final String JDK_XML_IS_STANDALONE = "jdk.xml.isStandalone"

The System property name "jdk.xml.isStandalone".

See also:

jdk.xml.isStandalone

Since:

3.15.0

public static final String JDK_XML_JDK_CATALOG_RESOLVE = "jdk.xml.jdkcatalog.resolve"

The System property name "jdk.xml.jdkcatalog.resolve".

See also:

jdk.xml.jdkcatalog.resolve

Since:

3.15.0

public static final String JDK_XML_MAX_ELEMENT_DEPTH = "jdk.xml.maxElementDepth"

The System property name "jdk.xml.maxElementDepth".

See also:

jdk.xml.maxElementDepth

Since:

3.15.0

public static final String JDK_XML_MAX_GENERAL_ENTITY_SIZE_LIMIT = "jdk.xml.maxGeneralEntitySizeLimit"

The System property name "jdk.xml.maxGeneralEntitySizeLimit".

See also:

jdk.xml.maxGeneralEntitySizeLimit

Since:

3.15.0

public static final String JDK_XML_MAX_OCCUR_LIMIT = "jdk.xml.maxOccurLimit"

The System property name "jdk.xml.maxOccurLimit".

See also:

jdk.xml.maxOccurLimit

Since:

3.15.0

public static final String JDK_XML_MAX_PARAMETER_ENTITY_SIZE_LIMIT = "jdk.xml.maxParameterEntitySizeLimit"

The System property name "jdk.xml.maxParameterEntitySizeLimit".

See also:

jdk.xml.maxParameterEntitySizeLimit

Since:

3.15.0

public static final String JDK_XML_MAX_XML_NAME_LIMIT = "jdk.xml.maxXMLNameLimit"

The System property name "jdk.xml.maxXMLNameLimit".

See also:

jdk.xml.maxXMLNameLimit

Since:

3.15.0

public static final String JDK_XML_OVERRIDE_DEFAULT_PARSER = "jdk.xml.overrideDefaultParser"

The System property name "jdk.xml.overrideDefaultParser".

See also:

jdk.xml.overrideDefaultParser

Since:

3.15.0

public static final String JDK_XML_RESET_SYMBOL_TABLE = "jdk.xml.resetSymbolTable"

The System property name "jdk.xml.resetSymbolTable".

See also:

jdk.xml.resetSymbolTable

Since:

3.15.0

public static final String JDK_XML_TOTAL_ENTITY_SIZE_LIMIT = "jdk.xml.totalEntitySizeLimit"

The System property name "jdk.xml.totalEntitySizeLimit".

See also:

jdk.xml.totalEntitySizeLimit

Since:

3.15.0

public static final String JDK_XML_XSLTC_IS_STANDALONE = "jdk.xml.xsltcIsStandalone"

The System property name "jdk.xml.xsltcIsStandalone".

See also:

jdk.xml.xsltcIsStandalone

Since:

3.15.0

public static final String LINE_SEPARATOR = "line.separator"

The System property name "line.separator".

public static final String NATIVE_ENCODING = "native.encoding"

The System property name "native.encoding".

See also:

native.encoding

Since:

3.15.0

public static final String NETWORK_ADDRESS_CACHE_NEGATIVE_TTL = "networkaddress.cache.negative.ttl"

The System property name "networkaddress.cache.negative.ttl".

See also:

networkaddress.cache.negative.ttl

Since:

3.15.0

public static final String NETWORK_ADDRESS_CACHE_STALE_TTL = "networkaddress.cache.stale.ttl"

The System property name "networkaddress.cache.stale.ttl".

See also:

networkaddress.cache.stale.ttl

Since:

3.15.0

public static final String NETWORK_ADDRESS_CACHE_TTL = "networkaddress.cache.ttl"

The System property name "networkaddress.cache.ttl".

See also:

networkaddress.cache.ttl

Since:

3.15.0

public static final String ORG_JCP_XML_DSIG_SECURE_VALIDATION = "org.jcp.xml.dsig.securevalidation"

The System property name "org.jcp.xml.dsig.securevalidation".

See also:

org.jcp.xml.dsig.securevalidation

Since:

3.15.0

public static final String ORG_OPENJDK_JAVA_UTIL_STREAM_TRIPWIRE = "org.openjdk.java.util.stream.tripwire"

The System property name "org.openjdk.java.util.stream.tripwire".

See also:

org.openjdk.java.util.stream.tripwire

Since:

3.15.0

public static final String OS_ARCH = "os.arch"

The System property name "os.arch".

public static final String OS_NAME = "os.name"

The System property name "os.name".

public static final String OS_VERSION = "os.version"

The System property name "os.version".

public static final String PATH_SEPARATOR = "path.separator"

The System property name "path.separator".

public static final String SOCKS_PROXY_HOST = "socksProxyHost"

The System property name "socksProxyHost".

See also:

System Properties

Since:

3.15.0

public static final String SOCKS_PROXY_PORT = "socksProxyPort"

The System property name "socksProxyPort".

See also:

System Properties

Since:

3.15.0

public static final String SOCKS_PROXY_VERSION = "socksProxyVersion"

The System property name "socksProxyVersion".

See also:

System Properties

Since:

3.15.0

public static final String STDERR_ENCODING = "stderr.encoding"

The System property name "stderr.encoding".

See also:

System Properties

Since:

3.15.0

public static final String STDOUT_ENCODING = "stdout.encoding"

The System property name "stdout.encoding".

See also:

System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_DRAIN_AMOUNT = "sun.net.httpserver.drainAmount"

The System property name "sun.net.httpserver.drainAmount".

See also:

• sun.net.httpserver.drainAmount

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_IDLE_INTERVAL = "sun.net.httpserver.idleInterval"

The System property name "sun.net.httpserver.idleInterval".

See also:

• sun.net.httpserver.idleInterval

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_MAX_IDLE_CONNECTIONS = "sun.net.httpserver.maxIdleConnections"

The System property name "sun.net.httpserver.maxIdleConnections".

See also:

• sun.net.httpserver.maxIdleConnections

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_MAX_REQ_HEADERS = "sun.net.httpserver.maxReqHeaders"

The System property name "sun.net.httpserver.maxReqHeaders".

See also:

• sun.net.httpserver.maxReqHeaders

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_MAX_REQ_TIME = "sun.net.httpserver.maxReqTime"

The System property name "sun.net.httpserver.maxReqTime".

See also:

• sun.net.httpserver.maxReqTime

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_MAX_RSP_TIME = "sun.net.httpserver.maxRspTime"

The System property name "sun.net.httpserver.maxRspTime".

See also:

• sun.net.httpserver.maxRspTime

• System Properties

Since:

3.15.0

public static final String SUN_NET_HTTP_SERVER_NO_DELAY = "sun.net.httpserver.nodelay"

The System property name "sun.net.httpserver.nodelay".

See also:

• sun.net.httpserver.nodelay

• System Properties

Since:

3.15.0

public static final String SUN_SECURITY_KRB5_PRINCIPAL = "sun.security.krb5.principal"

The System property name "sun.security.krb5.principal".

See also:

• sun.security.krb5.principal

• System Properties

Since:

3.15.0

public static final String USER_COUNTRY = "user.country"

The System property name "user.country".

public static final String USER_DIR = "user.dir"

The System property name "user.dir".

public static final String USER_EXTENSIONS = "user.extensions"

The System property name "user.extensions".

See also:

System Properties

Since:

3.15.0

public static final String USER_HOME = "user.home"

The System property name "user.home".

public static final String USER_LANGUAGE = "user.language"

The System property name "user.language".

public static final String USER_NAME = "user.name"

The System property name "user.name".

public static final String USER_REGION = "user.region"

The System property name "user.region".

public static final String USER_SCRIPT = "user.script"

The System property name "user.script".

See also:

System Properties

Since:

3.15.0

public static final String USER_TIMEZONE = "user.timezone"

The System property name "user.timezone".

public static final String USER_VARIANT = "user.variant"

The System property name "user.variant".

See also:

System Properties

Since:

3.15.0

Methods

getAppleAwtEnableTemplateImages()	Gets the current value from the system properties map.
getAwtToolkit()	Deprecated. Gets the current value from the system properties map.
getBoolean(Class, String, BooleanSupplier)	Gets the current value for the property named "SimpleClassName.Key" as a boolean.
getBoolean(String, BooleanSupplier)	Gets the current value for the property named key as a boolean.
getComSunJndiLdapObjectTrustSerialData()	Gets the current value from the system properties map.
getComSunNetHttpServerHttpServerProvider()	Gets the current value from the system properties map.
getFileEncoding()	Gets the current value from the system properties map.
getFileSeparator()	Gets the current value from the system properties map.
getFtpNonProxyHost()	Gets the current value from the system properties map.
getFtpProxyHost()	Gets the current value from the system properties map.
getFtpProxyPort()	Gets the current value from the system properties map.
getHttpAgent()	Gets the current value from the system properties map.
getHttpAuthDigestCnonceRepeat()	Gets the current value from the system properties map.
getHttpAuthDigestReenabledAlgorithms()	Gets the current value from the system properties map.
getHttpAuthDigestValidateProxy()	Gets the current value from the system properties map.
getHttpAuthDigestValidateServer()	Gets the current value from the system properties map.
getHttpAuthNtlmDomain()	Gets the current value from the system properties map.
getHttpKeepAlive()	Gets the current value from the system properties map.
getHttpKeepAliveTimeProxy()	Gets the current value from the system properties map.
getHttpKeepAliveTimeServer()	Gets the current value from the system properties map.
getHttpMaxConnections()	Gets the current value from the system properties map.
getHttpMaxRedirects()	Gets the current value from the system properties map.
getHttpNonProxyHosts()	Gets the current value from the system properties map.
getHttpProxyHost()	Gets the current value from the system properties map.
getHttpProxyPort()	Gets the current value from the system properties map.
getHttpsProxyHost()	Gets the current value from the system properties map.
getHttpsProxyPort()	Gets the current value from the system properties map.
getInt(Class, String, IntSupplier)	Gets the current value for the property named "SimpleClassName.Key" as an int.
getInt(String, IntSupplier)	Gets the current value for the property named key as an int.
getJavaAwtFonts()	Deprecated. Gets the current value from the system properties map.
getJavaAwtGraphicsenv()	Deprecated. Gets the current value from the system properties map.
getJavaAwtHeadless()	Deprecated. Gets the current value from the system properties map.
getJavaAwtPrinterjob()	Deprecated. Gets the current value from the system properties map.
getJavaClassPath()	Gets the current value from the system properties map.
getJavaClassVersion()	Gets the current value from the system properties map.
getJavaCompiler()	Deprecated. Gets the current value from the system properties map.
getJavaContentHandlerPkgs()	Gets the current value from the system properties map.
getJavaEndorsedDirs()	Deprecated. Gets the current value from the system properties map.
getJavaExtDirs()	Deprecated. Gets the current value from the system properties map.
getJavaHome()	Gets the current value from the system properties map.
getJavaIoTmpdir()	Gets the current value from the system properties map.
getJavaLibraryPath()	Gets the current value from the system properties map.
getJavaLocaleProviders()	Gets the current value from the system properties map.
getJavaLocaleUseOldIsoCodes()	Gets the current value from the system properties map.
getJavaNetPreferIpv4Stack()	Gets the current value from the system properties map.
getJavaNetPreferIpv6Addresses()	Gets the current value from the system properties map.
getJavaNetSocksPassword()	Gets the current value from the system properties map.
getJavaNetSocksUserName()	Gets the current value from the system properties map.
getJavaNetUseSystemProxies()	Gets the current value from the system properties map.
getJavaNioChannelsDefaultThreadPoolInitialSize()	Gets the current value from the system properties map.
getJavaNioChannelsDefaultThreadPoolThreadFactory()	Gets the current value from the system properties map.
getJavaNioChannelsSpiAsynchronousChannelProvider()	Gets the current value from the system properties map.
getJavaNioChannelsSpiSelectorProvider()	Gets the current value from the system properties map.
getJavaNioFileSpiDefaultFileSystemProvider()	Gets the current value from the system properties map.
getJavaPropertiesDate()	Gets the current value from the system properties map.
getJavaProtocolHandlerPkgs()	Gets the current value from the system properties map.
getJavaRmiServerCodebase()	Gets the current value from the system properties map.
getJavaRmiServerHostName()	Gets the current value from the system properties map.
getJavaRmiServerRandomIds()	Gets the current value from the system properties map.
getJavaRmiServerRmiClassLoaderSpi()	Gets the current value from the system properties map.
getJavaRuntimeName()	Gets the current value from the system properties map.
getJavaRuntimeVersion()	Gets the current value from the system properties map.
getJavaSecurityAuthLoginConfig()	Gets the current value from the system properties map.
getJavaSecurityManager()	Gets the current value from the system properties map.
getJavaSpecificationMaintenanceVersion()	Gets the current value from the system properties map.
getJavaSpecificationName()	Gets the current value from the system properties map.
getJavaSpecificationVendor()	Gets the current value from the system properties map.
getJavaSpecificationVersion()	Gets the current value from the system properties map.
getJavaSpecificationVersion(String)	Gets the current value from the system properties map for "java.specification.version".
getJavaSystemClassLoader()	Gets the current value from the system properties map for "java.system.class.loader".
getJavaTimeZoneDefaultZoneRulesProvider()	Gets the current value from the system properties map for "java.time.zone.DefaultZoneRulesProvider".
getJavaUtilConcurrentForkJoinPoolCommonExceptionHandler()	Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.exceptionHandler".
getJavaUtilConcurrentForkJoinPoolCommonMaximumSpares()	Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.maximumSpares".
getJavaUtilConcurrentForkJoinPoolCommonParallelism()	Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.parallelism".
getJavaUtilConcurrentForkJoinPoolCommonThreadFactory()	Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.threadFactory".
getJavaUtilCurrencyData()	Gets the current value from the system properties map for "java.util.currency.data".
getJavaUtilLoggingConfigClass()	Gets the current value from the system properties map for "java.util.logging.config.class".
getJavaUtilLoggingConfigFile()	Gets the current value from the system properties map for "java.util.logging.config.file".
getJavaUtilLoggingSimpleFormatterFormat()	Gets the current value from the system properties map for "java.util.logging.simpleformatter.format".
getJavaUtilPrefsPreferencesFactory()	Gets the current value from the system properties map for "java.util.prefs.PreferencesFactory".
getJavaUtilPropertyResourceBundleEncoding()	Gets the current value from the system properties map for "java.util.PropertyResourceBundle.encoding".
getJavaVendor()	Gets the current value from the system properties map for "java.vendor".
getJavaVendorUrl()	Gets the current value from the system properties map for "java.vendor.url".
getJavaVendorVersion()	Gets the current value from the system properties map for "java.vendor.version".
getJavaVersion()	Gets the current value from the system properties map for "java.version".
getJavaVersionDate()	Gets the current value from the system properties map for "java.version.date".
getJavaVmInfo()	Gets the current value from the system properties map for "java.vm.info".
getJavaVmName()	Gets the current value from the system properties map for "java.vm.name".
getJavaVmSpecificationName()	Gets the current value from the system properties map for "java.vm.specification.name".
getJavaVmSpecificationVendor()	Gets the current value from the system properties map for "java.vm.specification.vendor".
getJavaVmSpecificationVersion()	Gets the current value from the system properties map for "java.vm.specification.version".
getJavaVmVendor()	Gets the current value from the system properties map for "java.vm.vendor".
getJavaVmVersion()	Gets the current value from the system properties map for "java.vm.version".
getJavaXmlConfigFile()	Gets the current value from the system properties map for "java.xml.config.file".
getJavaxAccessibilityAssistiveTechnologies()	Gets the current value from the system properties map for "javax.accessibility.assistive_technologies".
getJavaxNetSslSessionCacheSize()	Gets the current value from the system properties map for "javax.net.ssl.sessionCacheSize".
getJavaxRmiSslClientEnabledCipherSuites()	Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledCipherSuites".
getJavaxRmiSslClientEnabledProtocols()	Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledProtocols".
getJavaxSecurityAuthUseSubjectCredsOnly()	Gets the current value from the system properties map for "javax.security.auth.useSubjectCredsOnly".
getJavaxSmartCardIoTerminalFactoryDefaultType()	Gets the current value from the system properties map for "javax.smartcardio.TerminalFactory.DefaultType".
getJdbcDrivers()	Gets the current value from the system properties map for "jdbc.drivers".
getJdkHttpAuthProxyingDisabledSchemes()	Gets the current value from the system properties map for "jdk.http.auth.proxying.disabledSchemes".
getJdkHttpAuthTunnelingDisabledSchemes()	Gets the current value from the system properties map for "jdk.http.auth.tunneling.disabledSchemes".
getJdkHttpClientAllowRestrictedHeaders()	Gets the current value from the system properties map for "jdk.httpclient.allowRestrictedHeaders".
getJdkHttpClientAuthRetryLimit()	Gets the current value from the system properties map for "jdk.httpclient.auth.retrylimit".
getJdkHttpClientBufSize()	Gets the current value from the system properties map for "jdk.httpclient.bufsize".
getJdkHttpClientConnectionPoolSize()	Gets the current value from the system properties map for "jdk.httpclient.connectionPoolSize".
getJdkHttpClientConnectionWindowSize()	Gets the current value from the system properties map for "jdk.httpclient.connectionWindowSize".
getJdkHttpClientDisableRetryConnect()	Gets the current value from the system properties map for "jdk.httpclient.disableRetryConnect".
getJdkHttpClientEnableAllMethodRetry()	Gets the current value from the system properties map for "jdk.httpclient.enableAllMethodRetry".
getJdkHttpClientEnablePush()	Gets the current value from the system properties map for "jdk.httpclient.enablepush".
getJdkHttpClientHpackMaxHeaderTableSize()	Gets the current value from the system properties map for "jdk.httpclient.hpack.maxheadertablesize".
getJdkHttpClientHttpClientLog()	Gets the current value from the system properties map for "jdk.httpclient.HttpClient.log".
getJdkHttpClientKeepAliveTimeout()	Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout".
getJdkHttpClientKeepAliveTimeoutH2()	Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout.h2".
getJdkHttpClientMaxFrameSize()	Gets the current value from the system properties map for "jdk.httpclient.maxframesize".
getJdkHttpClientMaxStreams()	Gets the current value from the system properties map for "jdk.httpclient.maxstreams".
getJdkHttpClientReceiveBufferSize()	Gets the current value from the system properties map for "jdk.httpclient.receiveBufferSize".
getJdkHttpClientRedirectsRetryLimit()	Gets the current value from the system properties map for "jdk.httpclient.redirects.retrylimit".
getJdkHttpClientSendBufferSize()	Gets the current value from the system properties map for "jdk.httpclient.sendBufferSize".
getJdkHttpClientWebSocketWriteBufferSize()	Gets the current value from the system properties map for "jdk.httpclient.websocket.writeBufferSize".
getJdkHttpClientWindowSize()	Gets the current value from the system properties map for "jdk.httpclient.windowsize".
getJdkHttpServerMaxConnections()	Gets the current value from the system properties map for "jdk.httpserver.maxConnections".
getJdkHttpsNegotiateCbt()	Gets the current value from the system properties map for "jdk.https.negotiate.cbt".
getJdkIncludeInExceptions()	Gets the current value from the system properties map for "jdk.includeInExceptions".
getJdkInternalHttpClientDisableHostNameVerification()	Gets the current value from the system properties map for "jdk.internal.httpclient.disableHostnameVerification".
getJdkIoPermissionsUseCanonicalPath()	Gets the current value from the system properties map for "jdk.io.permissionsUseCanonicalPath".
getJdkJndiLdapObjectFactoriesFilter()	Gets the current value from the system properties map for "jdk.jndi.ldap.object.factoriesFilter".
getJdkJndiObjectFactoriesFilter()	Gets the current value from the system properties map for "jdk.jndi.object.factoriesFilter".
getJdkJndiRmiObjectFactoriesFilter()	Gets the current value from the system properties map for "jdk.jndi.rmi.object.factoriesFilter".
getJdkModuleMain()	Gets the current value from the system properties map for "jdk.module.main".
getJdkModuleMainClass()	Gets the current value from the system properties map for "jdk.module.main.class".
getJdkModulePath()	Gets the current value from the system properties map for "jdk.module.path".
getJdkModuleUpgradePath()	Gets the current value from the system properties map for "jdk.module.upgrade.path".
getJdkNetUnixDomainTmpDir()	Gets the current value from the system properties map for "jdk.net.unixdomain.tmpdir".
getJdkNetUrlClassPathShowIgnoredClassPathEntries()	Gets the current value from the system properties map for "jdk.net.URLClassPath.showIgnoredClassPathEntries".
getJdkSerialFilter()	Gets the current value from the system properties map for "jdk.serialFilter".
getJdkSerialFilterFactory()	Gets the current value from the system properties map for "jdk.serialFilterFactory".
getJdkTlsClientSignatureSchemes()	Gets the current value from the system properties map for "jdk.tls.client.SignatureSchemes".
getJdkTlsNamedGroups()	Gets the current value from the system properties map for "jdk.tls.namedGroups".
getJdkTlsServerSignatureSchemes()	Gets the current value from the system properties map for "jdk.tls.server.SignatureSchemes".
getJdkVirtualThreadSchedulerMaxPoolSize()	Gets the current value from the system properties map for "jdk.virtualThreadScheduler.maxPoolSize".
getJdkVirtualThreadSchedulerParallelism()	Gets the current value from the system properties map for "jdk.virtualThreadScheduler.parallelism".
getJdkXmlCdataChunkSize()	Gets the current value from the system properties map for "jdk.xml.cdataChunkSize".
getJdkXmlDtdSupport()	Gets the current value from the system properties map for "jdk.xml.dtd.support".
getJdkXmlElementAttributeLimit()	Gets the current value from the system properties map for "jdk.xml.elementAttributeLimit".
getJdkXmlEnableExtensionFunctions()	Gets the current value from the system properties map for "jdk.xml.enableExtensionFunctions".
getJdkXmlEntityExpansionLimit()	Gets the current value from the system properties map for "jdk.xml.entityExpansionLimit".
getJdkXmlEntityReplacementLimit()	Gets the current value from the system properties map for "jdk.xml.entityReplacementLimit".
getJdkXmlIsStandalone()	Gets the current value from the system properties map for "jdk.xml.isStandalone".
getJdkXmlJdkCatalogResolve()	Gets the current value from the system properties map for "jdk.xml.jdkcatalog.resolve".
getJdkXmlMaxElementDepth()	Gets the current value from the system properties map for "jdk.xml.maxElementDepth".
getJdkXmlMaxGeneralEntitySizeLimit()	Gets the current value from the system properties map for "jdk.xml.maxGeneralEntitySizeLimit".
getJdkXmlMaxOccurLimit()	Gets the current value from the system properties map for "jdk.xml.maxOccurLimit".
getJdkXmlMaxParameterEntitySizeLimit()	Gets the current value from the system properties map for "jdk.xml.maxParameterEntitySizeLimit".
getJdkXmlMaxXmlNameLimit()	Gets the current value from the system properties map for "jdk.xml.maxXMLNameLimit".
getJdkXmlOverrideDefaultParser()	Gets the current value from the system properties map for "jdk.xml.overrideDefaultParser".
getJdkXmlResetSymbolTable()	Gets the current value from the system properties map for "jdk.xml.resetSymbolTable".
getJdkXmlTotalEntitySizeLimit()	Gets the current value from the system properties map for "jdk.xml.totalEntitySizeLimit".
getJdkXmlXsltcIsStandalone()	Gets the current value from the system properties map for "jdk.xml.xsltcIsStandalone".
getLineSeparator()	Gets the current value from the system properties map for "line.separator".
getLineSeparator(Supplier)	Gets the current value from the system properties map for "line.separator".
getLong(Class, String, LongSupplier)	Gets the current value for the property named "SimpleClassName.Key" as a long.
getLong(String, LongSupplier)	Gets the current value for the property named key as a long.
getNativeEncoding()	Gets the current value from the system properties map for "native.encoding".
getNetworkAddressCacheNegativeTtl()	Gets the current value from the system properties map for "networkaddress.cache.negative.ttl".
getNetworkAddressCacheStaleTtl()	Gets the current value from the system properties map for "networkaddress.cache.stale.ttl".
getNetworkAddressCacheTtl()	Gets the current value from the system properties map for "networkaddress.cache.ttl".
getOrgJcpXmlDsigSecureValidation()	Gets the current value from the system properties map for "org.jcp.xml.dsig.securevalidation".
getOrgOpenJdkJavaUtilStreamTripwire()	Gets the current value from the system properties map for "org.openjdk.java.util.stream.tripwire".
getOsArch()	Gets the current value from the system properties map for "os.arch".
getOsName()	Gets the current value from the system properties map for "os.name".
getOsVersion()	Gets the current value from the system properties map for "os.version".
getPath(String, Supplier)	Gets the current value for the property named key as a Path.
getPathSeparator()	Gets the current value from the system properties map for "path.separator".
getProperty(String)	Gets a System property, defaulting to null if the property cannot be read.
getSocksProxyHost()	Gets the current value from the system properties map for "socksProxyHost".
getSocksProxyPort()	Gets the current value from the system properties map for "socksProxyPort".
getSocksProxyVersion()	Gets the current value from the system properties map for "socksProxyVersion".
getStdErrEncoding()	Gets the current value from the system properties map for "stderr.encoding".
getStdOutEncoding()	Gets the current value from the system properties map for "stdout.encoding".
getSunNetHttpServerDrainAmount()	Gets the current value from the system properties map for "sun.net.httpserver.drainAmount".
getSunNetHttpServerIdleInterval()	Gets the current value from the system properties map for "sun.net.httpserver.idleInterval".
getSunNetHttpServerMaxIdleConnections()	Gets the current value from the system properties map for "sun.net.httpserver.maxIdleConnections".
getSunNetHttpServerMaxReqHeaders()	Gets the current value from the system properties map for "sun.net.httpserver.maxReqHeaders".
getSunNetHttpServerMaxReqTime()	Gets the current value from the system properties map for "sun.net.httpserver.maxReqTime".
getSunNetHttpServerMaxRspTime()	Gets the current value from the system properties map for "sun.net.httpserver.maxRspTime".
getSunNetHttpServerNoDelay()	Gets the current value from the system properties map for "sun.net.httpserver.nodelay".
getSunSecurityKrb5Principal()	Gets the current value from the system properties map for "sun.security.krb5.principal".
getUserCountry()	Gets the current value from the system properties map for "user.country".
getUserDir()	Gets the current value from the system properties map for "user.dir".
getUserExtensions()	Gets the current value from the system properties map for "user.extensions".
getUserHome()	Gets the current value from the system properties map for "user.home".
getUserLanguage()	Gets the current value from the system properties map for "user.language".
getUserName()	Gets the current value from the system properties map for "user.name".
getUserName(String)	Gets the current value from the system properties map for "user.name".
getUserRegion()	Gets the current value from the system properties map for "user.region".
getUserScript()	Gets the current value from the system properties map for "user.script".
getUserTimezone()	Gets the current value from the system properties map for "user.timezone".
getUserVariant()	Gets the current value from the system properties map for "user.variant".
isPropertySet(String)	Tests whether the given property is set.

public static String getAppleAwtEnableTemplateImages()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

@Deprecated public static String getAwtToolkit()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• System Properties

• #AWT_TOOLKIT

public static boolean getBoolean(Class<?> clazz, String key, BooleanSupplier defaultIfAbsent)

Gets the current value for the property named "SimpleClassName.Key" as a boolean.

The parsing rules are defined by Boolean#parseBoolean(String).

If a SecurityException is caught, the return value is null.

Parameters:

• clazz – The Class to use for the SimpleClassName.

• key – The subkey.

• defaultIfAbsent – The default value.

Returns:

An int or defaultIfAbsent’s value.

See also:

• Boolean#parseBoolean(String)

• Class#getSimpleName()

Since:

3.19.0

public static boolean getBoolean(String key, BooleanSupplier defaultIfAbsent)

Gets the current value for the property named key as a boolean.

The parsing rules are defined by Boolean#parseBoolean(String).

If a SecurityException is caught, the return value is null.

Parameters:

• key – The key.

• defaultIfAbsent – The default value.

Returns:

A boolean or defaultIfAbsent’s value.

See also:

Boolean#parseBoolean(String)

public static String getComSunJndiLdapObjectTrustSerialData()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getComSunNetHttpServerHttpServerProvider()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getFileEncoding()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getFileSeparator()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getFtpNonProxyHost()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getFtpProxyHost()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getFtpProxyPort()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAgent()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAuthDigestCnonceRepeat()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAuthDigestReenabledAlgorithms()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAuthDigestValidateProxy()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAuthDigestValidateServer()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpAuthNtlmDomain()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpKeepAlive()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpKeepAliveTimeProxy()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpKeepAliveTimeServer()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpMaxConnections()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpMaxRedirects()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpNonProxyHosts()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpProxyHost()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpProxyPort()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpsProxyHost()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getHttpsProxyPort()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static int getInt(Class<?> clazz, String key, IntSupplier defaultIfAbsent)

Gets the current value for the property named "SimpleClassName.Key" as an int.

The parsing rules are as Integer#parseInt(String).

If a SecurityException is caught, the return value is null.

Parameters:

• clazz – The Class to use for the SimpleClassName.

• key – The subkey.

• defaultIfAbsent – The default value.

Returns:

An int or defaultIfAbsent’s value.

See also:

• Integer#parseInt(String)

• Class#getSimpleName()

Since:

3.19.0

public static int getInt(String key, IntSupplier defaultIfAbsent)

Gets the current value for the property named key as an int.

The parsing rules are as Integer#parseInt(String).

If a SecurityException is caught, the return value is null.

Parameters:

• key – The key.

• defaultIfAbsent – The default value.

Returns:

An int or defaultIfAbsent’s value.

See also:

Integer#parseInt(String)

@Deprecated public static String getJavaAwtFonts()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• System Properties

• #JAVA_AWT_FONTS

@Deprecated public static String getJavaAwtGraphicsenv()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

System Properties

@Deprecated public static String getJavaAwtHeadless()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• System Properties

• #JAVA_AWT_HEADLESS

@Deprecated public static String getJavaAwtPrinterjob()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• System Properties

• #JAVA_AWT_PRINTERJOB

public static String getJavaClassPath()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• java.class.path

• #JAVA_CLASS_PATH

public static String getJavaClassVersion()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

@Deprecated public static String getJavaCompiler()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• JDK-8305998

• System Properties

public static String getJavaContentHandlerPkgs()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

@Deprecated public static String getJavaEndorsedDirs()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

System Properties

@Deprecated public static String getJavaExtDirs()

Deprecated: Deprecated without replacement.

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

See also:

• System Properties

• #JAVA_EXT_DIRS

public static String getJavaHome()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaIoTmpdir()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaLibraryPath()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaLocaleProviders()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Java 9 and above.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaLocaleUseOldIsoCodes()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNetPreferIpv4Stack()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNetPreferIpv6Addresses()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNetSocksPassword()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNetSocksUserName()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNetUseSystemProxies()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNioChannelsDefaultThreadPoolInitialSize()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNioChannelsDefaultThreadPoolThreadFactory()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNioChannelsSpiAsynchronousChannelProvider()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNioChannelsSpiSelectorProvider()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaNioFileSpiDefaultFileSystemProvider()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaPropertiesDate()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaProtocolHandlerPkgs()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaRmiServerCodebase()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaRmiServerHostName()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaRmiServerRandomIds()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaRmiServerRmiClassLoaderSpi()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaRuntimeName()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaRuntimeVersion()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaSecurityAuthLoginConfig()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaSecurityManager()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaSpecificationMaintenanceVersion()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaSpecificationName()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaSpecificationVendor()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaSpecificationVersion()

Gets the current value from the system properties map.

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaSpecificationVersion(String defaultValue)

Gets the current value from the system properties map for "java.specification.version".

Returns null if the property cannot be read due to a SecurityException.

Parameters:

defaultValue – get this Supplier when the property is empty or throws SecurityException.

Returns:

The system property value or defaultValue if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaSystemClassLoader()

Gets the current value from the system properties map for "java.system.class.loader".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaTimeZoneDefaultZoneRulesProvider()

Gets the current value from the system properties map for "java.time.zone.DefaultZoneRulesProvider".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilConcurrentForkJoinPoolCommonExceptionHandler()

Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.exceptionHandler".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilConcurrentForkJoinPoolCommonMaximumSpares()

Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.maximumSpares".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilConcurrentForkJoinPoolCommonParallelism()

Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.parallelism".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilConcurrentForkJoinPoolCommonThreadFactory()

Gets the current value from the system properties map for "java.util.concurrent.ForkJoinPool.common.threadFactory".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilCurrencyData()

Gets the current value from the system properties map for "java.util.currency.data".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilLoggingConfigClass()

Gets the current value from the system properties map for "java.util.logging.config.class".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilLoggingConfigFile()

Gets the current value from the system properties map for "java.util.logging.config.file".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilLoggingSimpleFormatterFormat()

Gets the current value from the system properties map for "java.util.logging.simpleformatter.format".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaUtilPrefsPreferencesFactory()

Gets the current value from the system properties map for "java.util.prefs.PreferencesFactory".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaUtilPropertyResourceBundleEncoding()

Gets the current value from the system properties map for "java.util.PropertyResourceBundle.encoding".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaVendor()

Gets the current value from the system properties map for "java.vendor".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVendorUrl()

Gets the current value from the system properties map for "java.vendor.url".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVendorVersion()

Gets the current value from the system properties map for "java.vendor.version".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaVersion()

Gets the current value from the system properties map for "java.version".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVersionDate()

Gets the current value from the system properties map for "java.version.date".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaVmInfo()

Gets the current value from the system properties map for "java.vm.info".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmName()

Gets the current value from the system properties map for "java.vm.name".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmSpecificationName()

Gets the current value from the system properties map for "java.vm.specification.name".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmSpecificationVendor()

Gets the current value from the system properties map for "java.vm.specification.vendor".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmSpecificationVersion()

Gets the current value from the system properties map for "java.vm.specification.version".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmVendor()

Gets the current value from the system properties map for "java.vm.vendor".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaVmVersion()

Gets the current value from the system properties map for "java.vm.version".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getJavaXmlConfigFile()

Gets the current value from the system properties map for "java.xml.config.file".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxAccessibilityAssistiveTechnologies()

Gets the current value from the system properties map for "javax.accessibility.assistive_technologies".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxNetSslSessionCacheSize()

Gets the current value from the system properties map for "javax.net.ssl.sessionCacheSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxRmiSslClientEnabledCipherSuites()

Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledCipherSuites".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxRmiSslClientEnabledProtocols()

Gets the current value from the system properties map for "javax.rmi.ssl.client.enabledProtocols".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxSecurityAuthUseSubjectCredsOnly()

Gets the current value from the system properties map for "javax.security.auth.useSubjectCredsOnly".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJavaxSmartCardIoTerminalFactoryDefaultType()

Gets the current value from the system properties map for "javax.smartcardio.TerminalFactory.DefaultType".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdbcDrivers()

Gets the current value from the system properties map for "jdbc.drivers".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpAuthProxyingDisabledSchemes()

Gets the current value from the system properties map for "jdk.http.auth.proxying.disabledSchemes".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpAuthTunnelingDisabledSchemes()

Gets the current value from the system properties map for "jdk.http.auth.tunneling.disabledSchemes".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientAllowRestrictedHeaders()

Gets the current value from the system properties map for "jdk.httpclient.allowRestrictedHeaders".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientAuthRetryLimit()

Gets the current value from the system properties map for "jdk.httpclient.auth.retrylimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientBufSize()

Gets the current value from the system properties map for "jdk.httpclient.bufsize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientConnectionPoolSize()

Gets the current value from the system properties map for "jdk.httpclient.connectionPoolSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientConnectionWindowSize()

Gets the current value from the system properties map for "jdk.httpclient.connectionWindowSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientDisableRetryConnect()

Gets the current value from the system properties map for "jdk.httpclient.disableRetryConnect".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientEnableAllMethodRetry()

Gets the current value from the system properties map for "jdk.httpclient.enableAllMethodRetry".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientEnablePush()

Gets the current value from the system properties map for "jdk.httpclient.enablepush".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientHpackMaxHeaderTableSize()

Gets the current value from the system properties map for "jdk.httpclient.hpack.maxheadertablesize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientHttpClientLog()

Gets the current value from the system properties map for "jdk.httpclient.HttpClient.log".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientKeepAliveTimeout()

Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientKeepAliveTimeoutH2()

Gets the current value from the system properties map for "jdk.httpclient.keepalive.timeout.h2".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientMaxFrameSize()

Gets the current value from the system properties map for "jdk.httpclient.maxframesize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientMaxStreams()

Gets the current value from the system properties map for "jdk.httpclient.maxstreams".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientReceiveBufferSize()

Gets the current value from the system properties map for "jdk.httpclient.receiveBufferSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientRedirectsRetryLimit()

Gets the current value from the system properties map for "jdk.httpclient.redirects.retrylimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientSendBufferSize()

Gets the current value from the system properties map for "jdk.httpclient.sendBufferSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientWebSocketWriteBufferSize()

Gets the current value from the system properties map for "jdk.httpclient.websocket.writeBufferSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpClientWindowSize()

Gets the current value from the system properties map for "jdk.httpclient.windowsize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpServerMaxConnections()

Gets the current value from the system properties map for "jdk.httpserver.maxConnections".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkHttpsNegotiateCbt()

Gets the current value from the system properties map for "jdk.https.negotiate.cbt".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkIncludeInExceptions()

Gets the current value from the system properties map for "jdk.includeInExceptions".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkInternalHttpClientDisableHostNameVerification()

Gets the current value from the system properties map for "jdk.internal.httpclient.disableHostnameVerification".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkIoPermissionsUseCanonicalPath()

Gets the current value from the system properties map for "jdk.io.permissionsUseCanonicalPath".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkJndiLdapObjectFactoriesFilter()

Gets the current value from the system properties map for "jdk.jndi.ldap.object.factoriesFilter".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkJndiObjectFactoriesFilter()

Gets the current value from the system properties map for "jdk.jndi.object.factoriesFilter".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkJndiRmiObjectFactoriesFilter()

Gets the current value from the system properties map for "jdk.jndi.rmi.object.factoriesFilter".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkModuleMain()

Gets the current value from the system properties map for "jdk.module.main".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkModuleMainClass()

Gets the current value from the system properties map for "jdk.module.main.class".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkModulePath()

Gets the current value from the system properties map for "jdk.module.path".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkModuleUpgradePath()

Gets the current value from the system properties map for "jdk.module.upgrade.path".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkNetUnixDomainTmpDir()

Gets the current value from the system properties map for "jdk.net.unixdomain.tmpdir".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkNetUrlClassPathShowIgnoredClassPathEntries()

Gets the current value from the system properties map for "jdk.net.URLClassPath.showIgnoredClassPathEntries".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkSerialFilter()

Gets the current value from the system properties map for "jdk.serialFilter".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkSerialFilterFactory()

Gets the current value from the system properties map for "jdk.serialFilterFactory".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkTlsClientSignatureSchemes()

Gets the current value from the system properties map for "jdk.tls.client.SignatureSchemes".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkTlsNamedGroups()

Gets the current value from the system properties map for "jdk.tls.namedGroups".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkTlsServerSignatureSchemes()

Gets the current value from the system properties map for "jdk.tls.server.SignatureSchemes".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkVirtualThreadSchedulerMaxPoolSize()

Gets the current value from the system properties map for "jdk.virtualThreadScheduler.maxPoolSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkVirtualThreadSchedulerParallelism()

Gets the current value from the system properties map for "jdk.virtualThreadScheduler.parallelism".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlCdataChunkSize()

Gets the current value from the system properties map for "jdk.xml.cdataChunkSize".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlDtdSupport()

Gets the current value from the system properties map for "jdk.xml.dtd.support".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlElementAttributeLimit()

Gets the current value from the system properties map for "jdk.xml.elementAttributeLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlEnableExtensionFunctions()

Gets the current value from the system properties map for "jdk.xml.enableExtensionFunctions".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlEntityExpansionLimit()

Gets the current value from the system properties map for "jdk.xml.entityExpansionLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlEntityReplacementLimit()

Gets the current value from the system properties map for "jdk.xml.entityReplacementLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlIsStandalone()

Gets the current value from the system properties map for "jdk.xml.isStandalone".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlJdkCatalogResolve()

Gets the current value from the system properties map for "jdk.xml.jdkcatalog.resolve".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlMaxElementDepth()

Gets the current value from the system properties map for "jdk.xml.maxElementDepth".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlMaxGeneralEntitySizeLimit()

Gets the current value from the system properties map for "jdk.xml.maxGeneralEntitySizeLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlMaxOccurLimit()

Gets the current value from the system properties map for "jdk.xml.maxOccurLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlMaxParameterEntitySizeLimit()

Gets the current value from the system properties map for "jdk.xml.maxParameterEntitySizeLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlMaxXmlNameLimit()

Gets the current value from the system properties map for "jdk.xml.maxXMLNameLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlOverrideDefaultParser()

Gets the current value from the system properties map for "jdk.xml.overrideDefaultParser".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlResetSymbolTable()

Gets the current value from the system properties map for "jdk.xml.resetSymbolTable".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlTotalEntitySizeLimit()

Gets the current value from the system properties map for "jdk.xml.totalEntitySizeLimit".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getJdkXmlXsltcIsStandalone()

Gets the current value from the system properties map for "jdk.xml.xsltcIsStandalone".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getLineSeparator()

Gets the current value from the system properties map for "line.separator".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getLineSeparator(Supplier<String> defaultIfAbsent)

Gets the current value from the system properties map for "line.separator".

Returns null if the property cannot be read due to a SecurityException.

Parameters:

defaultIfAbsent – get this Supplier when the property is empty or throws SecurityException.

Returns:

The current value from the system properties map.

Since:

3.15.0

public static long getLong(Class<?> clazz, String key, LongSupplier defaultIfAbsent)

Gets the current value for the property named "SimpleClassName.Key" as a long.

The parsing rules are as Long#parseLong(String).

If a SecurityException is caught, the return value is null.

Parameters:

• clazz – The Class to use for the SimpleClassName.

• key – The subkey.

• defaultIfAbsent – The default value.

Returns:

A long or defaultIfAbsent’s value.

See also:

• Long#parseLong(String)

• Class#getSimpleName()

Since:

3.19.0

public static long getLong(String key, LongSupplier defaultIfAbsent)

Gets the current value for the property named key as a long.

The parsing rules are as Long#parseLong(String).

If a SecurityException is caught, the return value is null.

Parameters:

• key – The key.

• defaultIfAbsent – The default value.

Returns:

A long or defaultIfAbsent’s value.

See also:

Long#parseLong(String)

public static String getNativeEncoding()

Gets the current value from the system properties map for "native.encoding".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getNetworkAddressCacheNegativeTtl()

Gets the current value from the system properties map for "networkaddress.cache.negative.ttl".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getNetworkAddressCacheStaleTtl()

Gets the current value from the system properties map for "networkaddress.cache.stale.ttl".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getNetworkAddressCacheTtl()

Gets the current value from the system properties map for "networkaddress.cache.ttl".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getOrgJcpXmlDsigSecureValidation()

Gets the current value from the system properties map for "org.jcp.xml.dsig.securevalidation".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getOrgOpenJdkJavaUtilStreamTripwire()

Gets the current value from the system properties map for "org.openjdk.java.util.stream.tripwire".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getOsArch()

Gets the current value from the system properties map for "os.arch".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getOsName()

Gets the current value from the system properties map for "os.name".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getOsVersion()

Gets the current value from the system properties map for "os.version".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static Path getPath(String key, Supplier<Path> defaultIfAbsent)

Gets the current value for the property named key as a Path.

If a SecurityException is caught, the return value is null.

Parameters:

• key – The key.

• defaultIfAbsent – The default value.

Returns:

A Path or defaultIfAbsent’s value.

Since:

3.20.0

public static String getPathSeparator()

Gets the current value from the system properties map for "path.separator".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getProperty(String property)

Gets a System property, defaulting to null if the property cannot be read.

If a SecurityException is caught, the return value is null.

Parameters:

property – The system property name.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getSocksProxyHost()

Gets the current value from the system properties map for "socksProxyHost".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSocksProxyPort()

Gets the current value from the system properties map for "socksProxyPort".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSocksProxyVersion()

Gets the current value from the system properties map for "socksProxyVersion".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getStdErrEncoding()

Gets the current value from the system properties map for "stderr.encoding".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getStdOutEncoding()

Gets the current value from the system properties map for "stdout.encoding".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerDrainAmount()

Gets the current value from the system properties map for "sun.net.httpserver.drainAmount".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerIdleInterval()

Gets the current value from the system properties map for "sun.net.httpserver.idleInterval".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerMaxIdleConnections()

Gets the current value from the system properties map for "sun.net.httpserver.maxIdleConnections".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerMaxReqHeaders()

Gets the current value from the system properties map for "sun.net.httpserver.maxReqHeaders".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerMaxReqTime()

Gets the current value from the system properties map for "sun.net.httpserver.maxReqTime".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerMaxRspTime()

Gets the current value from the system properties map for "sun.net.httpserver.maxRspTime".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunNetHttpServerNoDelay()

Gets the current value from the system properties map for "sun.net.httpserver.nodelay".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getSunSecurityKrb5Principal()

Gets the current value from the system properties map for "sun.security.krb5.principal".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getUserCountry()

Gets the current value from the system properties map for "user.country".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserDir()

Gets the current value from the system properties map for "user.dir".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserExtensions()

Gets the current value from the system properties map for "user.extensions".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getUserHome()

Gets the current value from the system properties map for "user.home".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserLanguage()

Gets the current value from the system properties map for "user.language".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserName()

Gets the current value from the system properties map for "user.name".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserName(String defaultValue)

Gets the current value from the system properties map for "user.name".

Returns null if the property cannot be read due to a SecurityException.

Parameters:

defaultValue – get this Supplier when the property is empty or throws SecurityException.

Returns:

The system property value or defaultValue if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getUserRegion()

Gets the current value from the system properties map for "user.region".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getUserScript()

Gets the current value from the system properties map for "user.script".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static String getUserTimezone()

Gets the current value from the system properties map for "user.timezone".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

public static String getUserVariant()

Gets the current value from the system properties map for "user.variant".

Returns null if the property cannot be read due to a SecurityException.

Returns:

The system property value or null if the property is absent or a security problem occurs.

Since:

3.15.0

public static boolean isPropertySet(String property)

Tests whether the given property is set.

Short-hand for getProperty(property) != null.

If a SecurityException is caught, the return value is false.

Parameters:

property – The system property name.

Returns:

whether the given property is set.

Since:

3.18.0