Uses of Class
java.lang.Boolean
Packages that useBoolean
Package
Description
A Java API for Stream Control Transport Protocol.
Provides classes and interface relating to fonts.
Provides classes that are fundamental to the design of the Java programming language.
Classes and interfaces to representnominal descriptors for run-time entities such as classes or method handles, and classfile entities such as constant pool entries or
invokedynamic call sites.Provides the classes for implementing networking applications.
Provides classes to print and parse dates and times.
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
Utility classes commonly useful in concurrent programming.
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
Provides the core classes for the Java Management Extensions.
Provides the classes which implement advanced dynamic loading.
Provides the definition of the ModelMBean classes.
Provides the definition of the monitor classes.
Provides the open data types and Open MBean descriptor classes.
Provides the definition of the Relation Service.
Interfaces for remote access to JMX MBean servers.
Provides the definition of the Timer MBean.
Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
Contains classes and interfaces used by the
JFileChooser component.Provides user interface objects built according to the Basic look and feel.
Provides interfaces for tools which can be invoked from a program, for example, compilers.
Platform specific socket options for the
java.net andjava.nio.channels socket classes.Uses ofBoolean incom.sun.nio.sctp
Fields incom.sun.nio.sctp with type parameters of typeBooleanModifier and TypeFieldDescriptionstaticSctpSocketOption<Boolean>SctpStandardSocketOptions.SCTP_DISABLE_FRAGMENTSEnables or disables message fragmentation.staticSctpSocketOption<Boolean>SctpStandardSocketOptions.SCTP_EXPLICIT_COMPLETEEnables or disables explicit message completion.staticSctpSocketOption<Boolean>SctpStandardSocketOptions.SCTP_NODELAYEnables or disables a Nagle-like algorithm.Uses ofBoolean injava.awt.font
Fields injava.awt.font declared asBooleanModifier and TypeFieldDescriptionstaticBooleanTextAttribute.RUN_DIRECTION_LTRLeft-to-right run direction.staticBooleanTextAttribute.RUN_DIRECTION_RTLRight-to-left run direction.staticBooleanTextAttribute.STRIKETHROUGH_ONA single strikethrough.staticBooleanTextAttribute.SWAP_COLORS_ONSwap foreground and background.Uses ofBoolean injava.lang
Modifier and TypeFieldDescriptionstaticBooleanBoolean.FALSETheBooleanobject corresponding to the primitive valuefalse.staticBooleanBoolean.TRUETheBooleanobject corresponding to the primitive valuetrue.Modifier and TypeFieldDescriptionBoolean.TYPEThe Class object representing the primitive type boolean.Modifier and TypeMethodDescriptionstaticBooleanBoolean.valueOf(boolean b)Returns aBooleaninstance representing the specifiedbooleanvalue.staticBooleanReturns aBooleanwith a value represented by the specified string.Modifier and TypeMethodDescriptionBoolean.describeConstable()Returns anOptionalcontaining the nominal descriptor for this instance.Uses ofBoolean injava.lang.constant
Fields injava.lang.constant with type parameters of typeBooleanModifier and TypeFieldDescriptionstaticDynamicConstantDesc<Boolean>ConstantDescs.FALSENominal descriptor representing the constantFALSEstaticDynamicConstantDesc<Boolean>ConstantDescs.TRUENominal descriptor representing the constantTRUEUses ofBoolean injava.net
Modifier and TypeFieldDescriptionstaticSocketOption<Boolean>StandardSocketOptions.IP_MULTICAST_LOOPLoopback for Internet Protocol (IP) multicast datagrams.staticSocketOption<Boolean>StandardSocketOptions.SO_BROADCASTAllow transmission of broadcast datagrams.staticSocketOption<Boolean>StandardSocketOptions.SO_KEEPALIVEKeep connection alive.staticSocketOption<Boolean>StandardSocketOptions.SO_REUSEADDRRe-use address.staticSocketOption<Boolean>StandardSocketOptions.SO_REUSEPORTRe-use port.staticSocketOption<Boolean>StandardSocketOptions.TCP_NODELAYDisable the Nagle algorithm.Uses ofBoolean injava.time.format
Methods injava.time.format that return types with arguments of typeBooleanModifier and TypeMethodDescriptionstaticTemporalQuery<Boolean>DateTimeFormatter.parsedLeapSecond()A query that provides access to whether a leap-second was parsed.Uses ofBoolean injava.util
Modifier and TypeMethodDescriptionstatic <E> Set<E>Collections.newSetFromMap(Map<E,Boolean> map)Returns a set backed by the specified map.Uses ofBoolean injava.util.concurrent
Methods injava.util.concurrent that return types with arguments of typeBooleanModifier and TypeMethodDescriptionstatic <K> ConcurrentHashMap.KeySetView<K,Boolean>ConcurrentHashMap.newKeySet()Creates a newSetbacked by a ConcurrentHashMap from the given type toBoolean.TRUE.static <K> ConcurrentHashMap.KeySetView<K,Boolean>ConcurrentHashMap.newKeySet(int initialCapacity)Creates a newSetbacked by a ConcurrentHashMap from the given type toBoolean.TRUE.Uses ofBoolean injava.util.stream
Methods injava.util.stream that return types with arguments of typeBooleanModifier and TypeMethodDescriptionCollectors.partitioningBy(Predicate<? super T> predicate)Returns aCollectorwhich partitions the input elements according to aPredicate, and organizes them into aMap<Boolean, List<T>>.Collectors.partitioningBy(Predicate<? super T> predicate,Collector<? super T,A,D> downstream)Returns aCollectorwhich partitions the input elements according to aPredicate, reduces the values in each partition according to anotherCollector, and organizes them into aMap<Boolean, D>whose values are the result of the downstream reduction.Uses ofBoolean injavax.management
Methods injavax.management with parameters of typeBooleanModifier and TypeMethodDescriptionvoidMBeanRegistration.postRegister(Boolean registrationDone)Allows the MBean to perform any operations needed after having been registered in the MBean server or after the registration has failed.voidStandardMBean.postRegister(Boolean registrationDone)Allows the MBean to perform any operations needed after having been registered in the MBean server or after the registration has failed.Uses ofBoolean injavax.management.loading
Methods injavax.management.loading with parameters of typeBooleanModifier and TypeMethodDescriptionvoidMLet.postRegister(Boolean registrationDone)Allows the m-let to perform any operations needed after having been registered in the MBean server or after the registration has failed.Uses ofBoolean injavax.management.modelmbean
Methods injavax.management.modelmbean with parameters of typeBooleanModifier and TypeMethodDescriptionvoidRequiredModelMBean.postRegister(Boolean registrationDone)Allows the MBean to perform any operations needed after having been registered in the MBean server or after the registration has failed.Uses ofBoolean injavax.management.monitor
Methods injavax.management.monitor with parameters of typeBooleanModifier and TypeMethodDescriptionvoidMonitor.postRegister(Boolean registrationDone)Allows the monitor MBean to perform any operations needed after having been registered in the MBean server or after the registration has failed.Uses ofBoolean injavax.management.openmbean
Fields injavax.management.openmbean with type parameters of typeBooleanModifier and TypeFieldDescriptionstaticSimpleType<Boolean>SimpleType.BOOLEANTheSimpleTypeinstance describing values whose Java class name isjava.lang.Boolean.Uses ofBoolean injavax.management.relation
Methods injavax.management.relation that returnBooleanModifier and TypeMethodDescriptionRelationService.hasRelation(String relationId)Checks if there is a relation identified in Relation Service with given relation id.RelationServiceMBean.hasRelation(String relationId)Checks if there is a relation identified in Relation Service with given relation id.RelationSupport.isInRelationService()Returns an internal flag specifying if the object is still handled by the Relation Service.RelationSupportMBean.isInRelationService()Returns an internal flag specifying if the object is still handled by the Relation Service.Methods injavax.management.relation with parameters of typeBooleanModifier and TypeMethodDescriptionRelationService.checkRoleWriting(Role role,String relationTypeName,Boolean initFlag)Checks if given Role can be set in a relation of given type.RelationServiceMBean.checkRoleWriting(Role role,String relationTypeName,Boolean initFlag)Checks if given Role can be set in a relation of given type.voidRelationService.postRegister(Boolean registrationDone)voidRelationSupport.postRegister(Boolean registrationDone)voidRelationSupport.setRelationServiceManagementFlag(Boolean flag)voidRelationSupportMBean.setRelationServiceManagementFlag(Boolean flag)Specifies whether this relation is handled by the Relation Service.Uses ofBoolean injavax.management.remote
Methods injavax.management.remote with parameters of typeBooleanUses ofBoolean injavax.management.timer
Methods injavax.management.timer that returnBooleanModifier and TypeMethodDescriptionTimer.getFixedRate(Integer id)Gets a copy of the flag indicating whether a periodic notification is executed atfixed-delay or atfixed-rate.TimerMBean.getFixedRate(Integer id)Gets a copy of the flag indicating whether a periodic notification is executed atfixed-delay or atfixed-rate.Methods injavax.management.timer with parameters of typeBooleanModifier and TypeMethodDescriptionvoidTimer.postRegister(Boolean registrationDone)Allows the timer MBean to perform any operations needed after having been registered in the MBean server or after the registration has failed.Uses ofBoolean injavax.swing
Methods injavax.swing with parameters of typeBooleanModifier and TypeMethodDescriptionvoidGroupLayout.setHonorsVisibility(Component component,Boolean honorsVisibility)Sets whether the component's visibility is considered for sizing and positioning.protected voidDefaultDesktopManager.setWasIcon(JInternalFrame f,Boolean value)Sets that the component has been iconized and the bounds of thedesktopIconare valid.Uses ofBoolean injavax.swing.filechooser
Methods injavax.swing.filechooser that returnBooleanModifier and TypeMethodDescriptionFileSystemView.isTraversable(File f)Returns true if the file (directory) can be visited.FileView.isTraversable(File f)Whether the directory is traversable or not.Uses ofBoolean injavax.swing.plaf.basic
Fields injavax.swing.plaf.basic with type parameters of typeBooleanModifier and TypeFieldDescriptionBasicTreeUI.drawingCacheUsed for minimizing the drawing of vertical lines.Methods injavax.swing.plaf.basic that returnBooleanUses ofBoolean injavax.tools
Methods injavax.tools that returnBooleanUses ofBoolean injdk.net
Modifier and TypeFieldDescriptionstaticSocketOption<Boolean>ExtendedSocketOptions.TCP_QUICKACKDisable Delayed Acknowledgements.