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| JavaTM 2 Platform Standard Ed. 5.0
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## Uses of Package
java.lang

Packages that use java.lang
java.applet | Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.
java.awt | Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.color | Provides classes for color spaces.
java.awt.datatransfer | Provides interfaces and classes for transferring data between and within applications.
java.awt.dnd | Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.event | Provides interfaces and classes for dealing with different types of events fired by AWT components.
java.awt.font | Provides classes and interface relating to fonts.
java.awt.geom | Provides the Java 2D classes for defining and performing operations on objects related to two-dimensional geometry.
java.awt.im | Provides classes and interfaces for the input method framework.
java.awt.im.spi | Provides interfaces that enable the development of input methods that can be used with any Java runtime environment.
java.awt.image | Provides classes for creating and modifying images.
java.awt.image.renderable | Provides classes and interfaces for producing rendering-independent images.
java.awt.print | Provides classes and interfaces for a general printing API.
java.beans | Contains classes related to developing beans -- components based on the JavaBeansTM architecture.
java.beans.beancontext | Provides classes and interfaces relating to bean context.
java.io | Provides for system input and output through data streams, serialization and the file system.
java.lang | Provides classes that are fundamental to the design of the Java programming language.
java.lang.annotation | Provides library support for the Java programming language annotation facility.
java.lang.instrument | Provides services that allow Java programming language agents to instrument programs running on the JVM.
java.lang.management | Provides the management interface for monitoring and management of the Java virtual machine as well as the operating system on which the Java virtual machine is running.
java.lang.ref | Provides reference-object classes, which support a limited degree of interaction with the garbage collector.
java.lang.reflect | Provides classes and interfaces for obtaining reflective information about classes and objects.
java.math | Provides classes for performing arbitrary-precision integer arithmetic (BigInteger) and arbitrary-precision decimal arithmetic (BigDecimal).
java.net | Provides the classes for implementing networking applications.
java.nio | Defines buffers, which are containers for data, and provides an overview of the other NIO packages.
java.nio.channels | Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.
java.nio.channels.spi | Service-provider classes for the ``java.nio.channels`` package.
java.nio.charset | Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
java.nio.charset.spi | Service-provider classes for the ``java.nio.charset`` package.
java.rmi | Provides the RMI package.
java.rmi.activation | Provides support for RMI Object Activation.
java.rmi.dgc | Provides classes and interface for RMI distributed garbage-collection (DGC).
java.rmi.registry | Provides a class and two interfaces for the RMI registry.
java.rmi.server | Provides classes and interfaces for supporting the server side of RMI.
java.security | Provides the classes and interfaces for the security framework.
java.security.acl | The classes and interfaces in this package have been superseded by classes in the java.security package.
java.security.cert | Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
java.security.spec | Provides classes and interfaces for key specifications and algorithm parameter specifications.
java.sql | Provides the API for accessing and processing data stored in a data source (usually a relational database) using the JavaTM programming language.
java.text | Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
java.util | Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
java.util.concurrent | Utility classes commonly useful in concurrent programming.
java.util.concurrent.atomic | A small toolkit of classes that support lock-free thread-safe programming on single variables.
java.util.concurrent.locks | Interfaces and classes providing a framework for locking and waiting for conditions that is distinct from built-in synchronization and monitors.
java.util.jar | Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.logging | Provides the classes and interfaces of the JavaTM 2 platform's core logging facilities.
java.util.prefs | This package allows applications to store and retrieve user and system preference and configuration data.
java.util.regex | Classes for matching character sequences against patterns specified by regular expressions.
java.util.zip | Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.accessibility | Defines a contract between user-interface components and an assistive technology that provides access to those components.
javax.activity | Contains Activity service related exceptions thrown by the ORB machinery during unmarshalling.
javax.crypto | Provides the classes and interfaces for cryptographic operations.
javax.crypto.spec | Provides classes and interfaces for key specifications and algorithm parameter specifications.
javax.imageio | The main package of the Java Image I/O API.
javax.imageio.event | A package of the Java Image I/O API dealing with synchronous notification of events during the reading and writing of images.
javax.imageio.metadata | A package of the Java Image I/O API dealing with reading and writing metadata.
javax.imageio.plugins.bmp | Package containing the public classes used by the built-in BMP plug-in.
javax.imageio.plugins.jpeg | Classes supporting the built-in JPEG plug-in.
javax.imageio.spi | A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.
javax.imageio.stream | A package of the Java Image I/O API dealing with low-level I/O from files and streams.
javax.management | Provides the core classes for the Java Management Extensions.
javax.management.loading | Provides the classes which implement advanced dynamic loading.
javax.management.modelmbean | Provides the definition of the ModelMBean classes.
javax.management.monitor | Provides the definition of the monitor classes.
javax.management.openmbean | Provides the open data types and Open MBean descriptor classes.
javax.management.relation | Provides the definition of the Relation Service.
javax.management.remote | Interfaces for remote access to JMX MBean servers.
javax.management.remote.rmi | The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.
javax.management.timer | Provides the definition of the Timer MBean.
javax.naming | Provides the classes and interfaces for accessing naming services.
javax.naming.directory | Extends the `javax.naming` package to provide functionality for accessing directory services.
javax.naming.event | Provides support for event notification when accessing naming and directory services.
javax.naming.ldap | Provides support for LDAPv3 extended operations and controls.
javax.naming.spi | Provides the means for dynamically plugging in support for accessing naming and directory services through the `javax.naming` and related packages.
javax.net | Provides classes for networking applications.
javax.net.ssl | Provides classes for the secure socket package.
javax.print | Provides the principal classes and interfaces for the JavaTM Print Service API.
javax.print.attribute | Provides classes and interfaces that describe the types of JavaTM Print Service attributes and how they can be collected into attribute sets.
javax.print.attribute.standard | Package javax.print.attribute.standard contains classes for specific printing attributes.
javax.print.event | Package javax.print.event contains event classes and listener interfaces.
javax.rmi | Contains user APIs for RMI-IIOP.
javax.rmi.CORBA | Contains portability APIs for RMI-IIOP.
javax.rmi.ssl | Provides implementations of `RMIClientSocketFactory` and `RMIServerSocketFactory` over the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
javax.security.auth | This package provides a framework for authentication and authorization.
javax.security.auth.callback | This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).
javax.security.auth.kerberos | This package contains utility classes related to the Kerberos network authentication protocol.
javax.security.auth.login | This package provides a pluggable authentication framework.
javax.security.auth.spi | This package provides the interface to be used for implementing pluggable authentication modules.
javax.security.auth.x500 | This package contains the classes that should be used to store X500 Principal and X500 Private Crendentials in a Subject.
javax.security.cert | Provides classes for public key certificates.
javax.security.sasl | Contains class and interfaces for supporting SASL.
javax.sound.midi | Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi | Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled | Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi | Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.sql | Provides the API for server side data source access and processing from the JavaTM programming language.
javax.sql.rowset | Standard interfaces and base classes for JDBC `RowSet` implementations.
javax.sql.rowset.serial | Provides utility classes to allow serializable mappings between SQL types and data types in the Java programming language.
javax.sql.rowset.spi | The standard classes and interfaces that a third party vendor has to use in its implementation of a synchronization provider.
javax.swing | Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.border | Provides classes and interface for drawing specialized borders around a Swing component.
javax.swing.colorchooser | Contains classes and interfaces used by the `JColorChooser` component.
javax.swing.event | Provides for events fired by Swing components.
javax.swing.filechooser | Contains classes and interfaces used by the `JFileChooser` component.
javax.swing.plaf | Provides one interface and many abstract classes that Swing uses to provide its pluggable look-and-feel capabilities.
javax.swing.plaf.basic | Provides user interface objects built according to the Basic look and feel.
javax.swing.plaf.metal | Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
javax.swing.plaf.multi | Provides user interface objects that combine two or more look and feels.
javax.swing.plaf.synth | Synth is a skinnable look and feel in which all painting is delegated.
javax.swing.table | Provides classes and interfaces for dealing with `javax.swing.JTable`.
javax.swing.text | Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.text.html | Provides the class `HTMLEditorKit` and supporting classes for creating HTML text editors.
javax.swing.text.html.parser | Provides the default HTML parser, along with support classes.
javax.swing.text.rtf | Provides a class (`RTFEditorKit`) for creating Rich-Text-Format text editors.
javax.swing.tree | Provides classes and interfaces for dealing with `javax.swing.JTree`.
javax.swing.undo | Allows developers to provide support for undo/redo in applications such as text editors.
javax.transaction | Contains three exceptions thrown by the ORB machinery during unmarshalling.
javax.transaction.xa | Provides the API that defines the contract between the transaction manager and the resource manager, which allows the transaction manager to enlist and delist resource objects (supplied by the resource manager driver) in JTA transactions.
javax.xml | Defines core XML constants and functionality from the XML specifications.
javax.xml.datatype | XML/Java Type Mappings.
javax.xml.namespace | XML Namespace processing.
javax.xml.parsers | Provides classes allowing the processing of XML documents.
javax.xml.transform | This package defines the generic APIs for processing transformation instructions, and performing a transformation from source to result.
javax.xml.transform.dom | This package implements DOM-specific transformation APIs.
javax.xml.transform.sax | This package implements SAX2-specific transformation APIs.
javax.xml.transform.stream | This package implements stream- and URI- specific transformation APIs.
javax.xml.validation | This package provides an API for validation of XML documents.
javax.xml.xpath | This package provides an object-model neutral API for the evaluation of XPath expressions and access to the evaluation environment.
org.ietf.jgss | This package presents a framework that allows application developers to make use of security services like authentication, data integrity and data confidentiality from a variety of underlying security mechanisms like Kerberos, using a unified API.
org.omg.CORBA | Provides the mapping of the OMG CORBA APIs to the JavaTM programming language, including the class `ORB`, which is implemented so that a programmer can use it as a fully-functional Object Request Broker (ORB).
org.omg.CORBA.DynAnyPackage | Provides the exceptions used with the `DynAny` interface (`InvalidValue`, `Invalid`, `InvalidSeq`, and `TypeMismatch`).
org.omg.CORBA.ORBPackage | Provides the exception `InvalidName`, which is thrown by the method `ORB.resolve_initial_references` and the exception `InconsistentTypeCode`, which is thrown by the Dynamic Any creation methods in the ORB class.
org.omg.CORBA.TypeCodePackage | Provides the user-defined exceptions `BadKind` and `Bounds`, which are thrown by methods in in the class `TypeCode`.
org.omg.CORBA.portable | Provides a portability layer, that is, a set of ORB APIs that makes it possible for code generated by one vendor to run on another vendor's ORB.
org.omg.CORBA_2_3.portable | Provides methods for the input and output of value types, and contains other updates to the `org/omg/CORBA/portable` package.
org.omg.CosNaming | Provides a naming service for Java IDL.
org.omg.CosNaming.NamingContextExtPackage | This package contains the following classes, which are used in `org.omg.CosNaming.NamingContextExt`:
org.omg.CosNaming.NamingContextPackage | This package contains Exception classes for the `org.omg.CosNaming` package.
org.omg.Dynamic | This package contains the `Dynamic` module specified in the OMG Portable Interceptor specification, http://cgi.omg.org/cgi-bin/doc?ptc/2000-08-06, section 21.9.
org.omg.DynamicAny | Provides classes and interfaces that enable traversal of the data value associated with an `any` at runtime, and extraction of the primitive constituents of the data value.
org.omg.DynamicAny.DynAnyFactoryPackage | This package contains classes and exceptions from the `DynAnyFactory` interface of the `DynamicAny` module specified in the OMG The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 9.2.2.
org.omg.DynamicAny.DynAnyPackage | This package contains classes and exceptions from the `DynAny` interface of the `DynamicAny` module specified in the OMG The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 9.2.
org.omg.IOP | This package contains the `IOP` module specified in the OMG document The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 13.6.
org.omg.IOP.CodecFactoryPackage | This package contains the exceptions specified in the IOP::CodeFactory interface (as part of the Portable Interceptors spec).
org.omg.IOP.CodecPackage | This package is generated from the IOP::Codec IDL interface definition.
org.omg.Messaging | This package contains the `Messaging` module specified in the OMG CORBA Messaging specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07.
org.omg.PortableInterceptor | Provides a mechanism to register ORB hooks through which ORB services can intercept the normal flow of execution of the ORB.
org.omg.PortableInterceptor.ORBInitInfoPackage | This package contains the exceptions and typedefs from the `ORBInitInfo` local interface of the `PortableInterceptor` module specified in the OMG Portable Interceptor specification, http://cgi.omg.org/cgi-bin/doc?ptc/2000-08-06, section 21.7.2.
org.omg.PortableServer | Provides classes and interfaces for making the server side of your applications portable across multivendor ORBs.
org.omg.PortableServer.CurrentPackage | Provides method implementations with access to the identity of the object on which the method was invoked.
org.omg.PortableServer.POAManagerPackage | Encapsulates the processing state of the POAs it is associated with.
org.omg.PortableServer.POAPackage | Allows programmers to construct object implementations that are portable between different ORB products.
org.omg.PortableServer.ServantLocatorPackage | Provides classes and interfaces for locating the servant.
org.omg.stub.java.rmi | Contains RMI-IIOP Stubs for the Remote types that occur in the `java.rmi` package.
org.w3c.dom | Provides the interfaces for the Document Object Model (DOM) which is a component API of the Java API for XML Processing.
org.w3c.dom.bootstrap |
org.w3c.dom.events |
org.w3c.dom.ls |
org.xml.sax | This package provides the core SAX APIs.
org.xml.sax.ext | This package contains interfaces to SAX2 facilities that conformant SAX drivers won't necessarily support.
org.xml.sax.helpers | This package contains "helper" classes, including support for bootstrapping SAX-based applications.

Classes in java.lang used by java.applet
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.awt
Character The `Character` class wraps a value of the primitive type `char` in an object.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
NumberFormatException Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.
UnsupportedOperationException Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by java.awt.color
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.datatransfer
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.dnd
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.event
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.font
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Float The `Float` class wraps a value of primitive type `float` in an object.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.awt.geom
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.im
Character.Subset Instances of this class represent particular subsets of the Unicode character set.
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by java.awt.im.spi
Character.Subset Instances of this class represent particular subsets of the Unicode character set.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.awt.image
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.image.renderable
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
String The `String` class represents character strings.

Classes in java.lang used by java.awt.print
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
NullPointerException Thrown when an application attempts to use `null` in a case where an object is required.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.beans
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.beans.beancontext
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.io
Appendable An object to which `char` sequences and values can be appended.
CharSequence A `CharSequence` is a readable sequence of `char` values.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
Readable A `Readable` is a source of characters.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
StringBuffer A thread-safe, mutable sequence of characters.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.lang
Appendable An object to which `char` sequences and values can be appended.
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Byte The `Byte` class wraps a value of primitive type `byte` in an object.
Character The `Character` class wraps a value of the primitive type `char` in an object.
Character.Subset Instances of this class represent particular subsets of the Unicode character set.
Character.UnicodeBlock A family of character subsets representing the character blocks in the Unicode specification.
CharSequence A `CharSequence` is a readable sequence of `char` values.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassFormatError Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Double The `Double` class wraps a value of the primitive type `double` in an object.
Enum This is the common base class of all Java language enumeration types.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Float The `Float` class wraps a value of primitive type `float` in an object.
IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IncompatibleClassChangeError Thrown when an incompatible class change has occurred to some class definition.
IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
InstantiationException Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
LinkageError Subclasses of `LinkageError` indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.
Long The `Long` class wraps a value of the primitive type `long` in an object.
NoSuchFieldException Signals that the class doesn't have a field of a specified name.
NoSuchMethodException Thrown when a particular method cannot be found.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
NumberFormatException Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
Object Class `Object` is the root of the class hierarchy.
Package `Package` objects contain version information about the implementation and specification of a Java package.
Process The `ProcessBuilder.start()` and `Runtime.exec` methods create a native process and return an instance of a subclass of `Process` that can be used to control the process and obtain information about it.
ProcessBuilder This class is used to create operating system processes.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
Runtime Every Java application has a single instance of class `Runtime` that allows the application to interface with the environment in which the application is running.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
SecurityException Thrown by the security manager to indicate a security violation.
SecurityManager The security manager is a class that allows applications to implement a security policy.
Short The `Short` class wraps a value of primitive type `short` in an object.
StackTraceElement An element in a stack trace, as returned by `Throwable.getStackTrace()`.
String The `String` class represents character strings.
StringBuffer A thread-safe, mutable sequence of characters.
StringBuilder A mutable sequence of characters.
Thread A thread is a thread of execution in a program.
Thread.State A thread state.
Thread.UncaughtExceptionHandler Interface for handlers invoked when a `Thread` abruptly terminates due to an uncaught exception.
ThreadGroup A thread group represents a set of threads.
ThreadLocal This class provides thread-local variables.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.
VirtualMachineError Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.
Void The Void class is an uninstantiable placeholder class to hold a reference to the Class object representing the Java keyword void.

Classes in java.lang used by java.lang.annotation
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.lang.instrument
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.lang.management
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
StackTraceElement An element in a stack trace, as returned by `Throwable.getStackTrace()`.
String The `String` class represents character strings.
Thread.State A thread state.

Classes in java.lang used by java.lang.ref
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by java.lang.reflect
ArrayIndexOutOfBoundsException Thrown to indicate that an array has been accessed with an illegal index.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassFormatError Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
ClassLoader A class loader is an object that is responsible for loading classes.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
InstantiationException Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
LinkageError Subclasses of `LinkageError` indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.
NegativeArraySizeException Thrown if an application tries to create an array with negative size.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.math
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.net
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
Package `Package` objects contain version information about the implementation and specification of a Java package.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.nio
Appendable An object to which `char` sequences and values can be appended.
CharSequence A `CharSequence` is a readable sequence of `char` values.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
Object Class `Object` is the root of the class hierarchy.
Readable A `Readable` is a source of characters.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.
UnsupportedOperationException Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by java.nio.channels
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.nio.channels.spi
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by java.nio.charset
CharSequence A `CharSequence` is a readable sequence of `char` values.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.nio.charset.spi
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.rmi
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
SecurityException Thrown by the security manager to indicate a security violation.
SecurityManager The security manager is a class that allows applications to implement a security policy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.rmi.activation
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.rmi.dgc
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.rmi.registry
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.rmi.server
Appendable An object to which `char` sequences and values can be appended.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.acl
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.cert
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.spec
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.sql
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.text
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
StringBuffer A thread-safe, mutable sequence of characters.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util
Appendable An object to which `char` sequences and values can be appended.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Enum This is the common base class of all Java language enumeration types.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
Object Class `Object` is the root of the class hierarchy.
Readable A `Readable` is a source of characters.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.concurrent
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Thread A thread is a thread of execution in a program.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.concurrent.atomic
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by java.util.concurrent.locks
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Thread A thread is a thread of execution in a program.

Classes in java.lang used by java.util.jar
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.logging
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.prefs
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.regex
CharSequence A `CharSequence` is a readable sequence of `char` values.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
StringBuffer A thread-safe, mutable sequence of characters.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.zip
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.accessibility
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.activity
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.crypto
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.crypto.spec
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.imageio
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.
UnsupportedOperationException Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by javax.imageio.event
String The `String` class represents character strings.

Classes in java.lang used by javax.imageio.metadata
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.imageio.plugins.bmp
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by javax.imageio.plugins.jpeg
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.imageio.spi
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.imageio.stream
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
NullPointerException Thrown when an application attempts to use `null` in a case where an object is required.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.loading
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
UnsupportedOperationException Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by javax.management.modelmbean
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.monitor
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.openmbean
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.relation
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
NoSuchMethodException Thrown when a particular method cannot be found.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.remote
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.management.remote.rmi
ClassLoader A class loader is an object that is responsible for loading classes.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.management.timer
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
Long The `Long` class wraps a value of the primitive type `long` in an object.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.naming
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.directory
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.event
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.naming.ldap
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.spi
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.net
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.net.ssl
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.print
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.print.attribute
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.print.attribute.standard
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Iterable Implementing this interface allows an object to be the target of the "foreach" statement.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.print.event
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.rmi
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by javax.rmi.CORBA
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.rmi.ssl
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.security.auth
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.security.auth.callback
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.security.auth.kerberos
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.security.auth.login
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.security.auth.spi
String The `String` class represents character strings.

Classes in java.lang used by javax.security.auth.x500
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.security.cert
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.security.sasl
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.midi
ArrayIndexOutOfBoundsException Thrown to indicate that an array has been accessed with an illegal index.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.midi.spi
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by javax.sound.sampled
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.sampled.spi
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by javax.sql
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.sql.rowset
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sql.rowset.serial
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sql.rowset.spi
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Character The `Character` class wraps a value of the primitive type `char` in an object.
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassLoader A class loader is an object that is responsible for loading classes.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
InstantiationException Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
Integer The `Integer` class wraps a value of the primitive type `int` in an object.
InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the `interrupt` method in class `Thread`.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
SecurityException Thrown by the security manager to indicate a security violation.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.border
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.colorchooser
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.event
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.filechooser
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.plaf
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.plaf.basic
Boolean The Boolean class wraps a value of the primitive type `boolean` in an object.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.plaf.metal
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.plaf.multi
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.plaf.synth
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.table
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.text
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
Runnable The `Runnable` interface should be implemented by any class whose instances are intended to be executed by a thread.
String The `String` class represents character strings.
Thread A thread is a thread of execution in a program.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.text.html
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Comparable This interface imposes a total ordering on the objects of each class that implements it.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.text.html.parser
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
StringBuffer A thread-safe, mutable sequence of characters.

Classes in java.lang used by javax.swing.text.rtf
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.swing.tree
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.undo
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.transaction
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.transaction.xa
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.xml
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.datatype
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Number The abstract class `Number` is the superclass of classes `BigDecimal`, `BigInteger`, `Byte`, `Double`, `Float`, `Integer`, `Long`, and `Short`.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.xml.namespace
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.parsers
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.xml.transform
Error An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.xml.transform.dom
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.transform.sax
IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.transform.stream
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.validation
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by javax.xml.xpath
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.ietf.jgss
Cloneable A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.DynAnyPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.ORBPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.TypeCodePackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.portable
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Deprecated A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA_2_3.portable
Class Instances of the class `Class` represent classes and interfaces in a running Java application.

Classes in java.lang used by org.omg.CosNaming
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.CosNaming.NamingContextExtPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CosNaming.NamingContextPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.Dynamic
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by org.omg.DynamicAny
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.DynamicAny.DynAnyFactoryPackage
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.DynamicAny.DynAnyPackage
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.IOP
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.IOP.CodecFactoryPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.IOP.CodecPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.Messaging
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.omg.PortableInterceptor
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableInterceptor.ORBInitInfoPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableServer
Class Instances of the class `Class` represent classes and interfaces in a running Java application.
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableServer.CurrentPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableServer.POAManagerPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableServer.POAPackage
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.PortableServer.ServantLocatorPackage
Object Class `Object` is the root of the class hierarchy.

Classes in java.lang used by org.omg.stub.java.rmi
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.w3c.dom
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.w3c.dom.bootstrap
ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
InstantiationException Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.w3c.dom.events
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.w3c.dom.ls
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
RuntimeException `RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.xml.sax
Exception The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.
Throwable The `Throwable` class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.xml.sax.ext
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

Classes in java.lang used by org.xml.sax.helpers
ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
InstantiationException Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
NullPointerException Thrown when an application attempts to use `null` in a case where an object is required.
Object Class `Object` is the root of the class hierarchy.
String The `String` class represents character strings.

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| JavaTM 2 Platform Standard Ed. 5.0
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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