# Uses of Package
org.eclipse.jdt.core

Packages that use org.eclipse.jdt.core
org.eclipse.jdt.apt.core.env: This package contains Eclipse extensions to some of the Sun annotation processing APIs.
org.eclipse.jdt.apt.core.util: This package contains miscellaneous APIs related to Java annotation processing.
org.eclipse.jdt.core: The Java model is the set of classes that model the objects associated with creating, editing, and building a Java program.
org.eclipse.jdt.core.compiler: This package contains compiler associated infrastructure APIs.
org.eclipse.jdt.core.dom: The Java DOM/AST is the set of classes that model the source code of a Java program as a structured document.
org.eclipse.jdt.core.dom.rewrite: The Java DOM/AST rewrite is the set of classes that are used to make changes to an existing DOM/AST tree.
org.eclipse.jdt.core.eval: Provides support for the evaluation of code snippets in a scrapbook or inside the debugger.
org.eclipse.jdt.core.jdom: Provides a support for Java document manipulation through the JDOM model.
org.eclipse.jdt.core.refactoring: Application programming interface for Java-specified refactoring framework facilities.
org.eclipse.jdt.core.refactoring.descriptors: Application programming interface to access Java refactorings provided by JDT.
org.eclipse.jdt.core.refactoring.participants: Application programming interface to access refactoring participants provided by JDT.
org.eclipse.jdt.core.search: Provides support for searching the workspace Java elements that match a particular description.
org.eclipse.jdt.core.util: Provides a set of tools and utilities for manipulating .class files and Java model elements.
org.eclipse.jdt.debug.eval: Provides a set classes and interfaces that support evaluations in the Java debugger.
org.eclipse.jdt.debug.ui: Provides an implementation of a source locator for the Java debug model.
org.eclipse.jdt.debug.ui.launchConfigurations: Provides an implementation launch configuration tabs for local and remote Java applications.
org.eclipse.jdt.junit: Application programming interfaces for interaction with the Eclipse Java development tools JUnit support.
org.eclipse.jdt.junit.launcher: Application programming interfaces related to launching JUnit tests.
org.eclipse.jdt.junit.model: Application programming interfaces representing test elements as shown in the JUnit view.
org.eclipse.jdt.junit.wizards: Application programming interfaces to implement wizards to create new JUnit testcases.
org.eclipse.jdt.launching: Application programming interfaces for interaction with the Eclipse Java launching support.
org.eclipse.jdt.launching.environments: Application programming interfaces and classes for execution environments.
org.eclipse.jdt.launching.sourcelookup: Application programming interfaces and classes for source lookup.
org.eclipse.jdt.launching.sourcelookup.containers: Provides source lookup support for the Java debugger.
org.eclipse.jdt.ui: Application programming interfaces for interaction with the Eclipse Java User Interface.
org.eclipse.jdt.ui.actions: Application programming interfaces for Eclipse Java User Interface specific actions.
org.eclipse.jdt.ui.cleanup: Application programming interfaces for code clean up.
org.eclipse.jdt.ui.jarpackager: Provides classes and interfaces to generate a JAR file.
org.eclipse.jdt.ui.refactoring: Application programming interfaces for rename refactorings.
org.eclipse.jdt.ui.search: Application programming interfaces for Java search participants..
org.eclipse.jdt.ui.text.folding: Application programming interfaces for interaction with the Eclipse Java Editor folding.
org.eclipse.jdt.ui.text.java: Application programming interfaces for interaction with the Eclipse Java User Interface.
org.eclipse.jdt.ui.text.java.correction: Application programming interfaces for correction proposals.
org.eclipse.jdt.ui.wizards: Application programming interfaces for interaction with the Eclipse Java User Interface wizards.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.apt.core.env
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.apt.core.util
Class and Description
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core
Class and Description
BindingKey Utility class to decode or create a binding key.
BufferChangedEvent A buffer changed event describes how a buffer has changed.
ClasspathContainerInitializer Abstract base implementation of all classpath container initializer.
ClasspathVariableInitializer Abstract base implementation of all classpath variable initializers.
CompletionContext Completion context.
CompletionProposal Completion proposal.
CompletionRequestor Abstract base class for a completion requestor which is passed completion proposals as they are generated in response to a code assist request.
ElementChangedEvent An element changed event describes a change to the structure or contents of a tree of Java elements.
IAccessRule Describes an access rule to source and class files on a classpath entry.
IAnnotatable Common protocol for Java elements that can be annotated.
IAnnotation Represents an annotation on a package declaration, a type, a method, a field or a local variable in a compilation unit or a class file.
IBuffer A buffer contains the text contents of a resource.
IBufferChangedListener A listener, which gets notified when the contents of a specific buffer have changed, or when the buffer is closed.
IBufferFactory Deprecated. Use `WorkingCopyOwner` instead
IClassFile Represents a single `.class` file, holding the binary form of either a type or a module: A class file of type `IOrdinaryClassFile` has a single child of type `IType`, a class file of type `IModularClassFile` has a single child of type `IModuleDescription`.
IClasspathAttribute A classpath attribute defines a name/value pair that can be persisted with a classpath entry.
IClasspathContainer Interface of a classpath container.
IClasspathEntry An entry on a Java project classpath identifying one or more package fragment roots.
ICodeAssist Common protocol for Java elements that support source code assist and code resolve.
ICodeCompletionRequestor Deprecated. Use `CompletionRequestor` instead.
ICodeFormatter Deprecated. Use `CodeFormatter` instead (note: options have changed)
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
ICompletionRequestor Deprecated. Use `CompletionRequestor` instead.
ICorrectionRequestor A callback interface for receiving java problem correction.
IElementChangedListener An element changed listener receives notification of changes to Java elements maintained by the Java model.
IField Represents a field declared in a type.
IImportContainer Represents an import container is a child of a Java compilation unit that contains all (and only) the import declarations.
IImportDeclaration Represents an import declaration in Java compilation unit.
IInitializer Represents a stand-alone instance or class (static) initializer in a type.
IJarEntryResource A jar entry corresponding to a non-Java resource in an archive `IPackageFragment` or `IPackageFragmentRoot`.
IJavaElement Common protocol for all elements provided by the Java model.
IJavaElementDelta A Java element delta describes changes in Java element between two discrete points in time.
IJavaModel Represent the root Java element corresponding to the workspace.
IJavaModelStatus Represents the outcome of an Java model operation.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
ILocalVariable Represents a local variable declared in a method or an initializer.
IMember Common protocol for Java elements that can be members of types.
IMemberValuePair Represents a member-value pair of an annotation.
IMethod Represents a method (or constructor) declared in a type.
IModularClassFile Represents the class file of a module description ("module-info.class").
IModuleDescription Represents a Java module descriptor.
IOpenable Common protocol for Java elements that must be opened before they can be navigated or modified.
IOrdinaryClassFile Ordinary form of a `IClassFile` which holds exactly one `IType`.
IPackageDeclaration Represents a package declaration in Java compilation unit.
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
IParent Common protocol for Java elements that contain other Java elements.
IProblemRequestor A callback interface for receiving java problem as they are discovered by some Java operation.
IRegion A Java model region describes a hierarchical set of elements.
ISourceManipulation Common protocol for Java elements that support source code manipulations such as copy, move, rename, and delete.
ISourceRange A source range defines an element's source coordinates relative to its source buffer.
ISourceReference Common protocol for Java elements that have associated source code.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
ITypeHierarchy A type hierarchy provides navigations between a type and its resolved supertypes and subtypes for a specific type or for all types within a region.
ITypeHierarchyChangedListener A listener which gets notified when a particular type hierarchy object changes.
ITypeParameter Represents a type parameter defined by a type or a method in a compilation unit or a class file.
ITypeRoot Represents an entire Java type root (either an `ICompilationUnit` or an `IClassFile`).
IWorkingCopy Deprecated. Use `ICompilationUnit` instead
JavaCore The plug-in runtime class for the Java model plug-in containing the core (UI-free) support for Java projects.
JavaModelException A checked exception representing a failure in the Java model.
WorkingCopyOwner The owner of an `ICompilationUnit` handle in working copy mode.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.compiler
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElementDelta A Java element delta describes changes in Java element between two discrete points in time.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.dom
Class and Description
IClassFile Represents a single `.class` file, holding the binary form of either a type or a module: A class file of type `IOrdinaryClassFile` has a single child of type `IType`, a class file of type `IModularClassFile` has a single child of type `IModuleDescription`.
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElement Common protocol for all elements provided by the Java model.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
ISourceRange A source range defines an element's source coordinates relative to its source buffer.
ITypeRoot Represents an entire Java type root (either an `ICompilationUnit` or an `IClassFile`).
JavaModelException A checked exception representing a failure in the Java model.
WorkingCopyOwner The owner of an `ICompilationUnit` handle in working copy mode.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.dom.rewrite
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.eval
Class and Description
CompletionRequestor Abstract base class for a completion requestor which is passed completion proposals as they are generated in response to a code assist request.
ICodeCompletionRequestor Deprecated. Use `CompletionRequestor` instead.
ICompletionRequestor Deprecated. Use `CompletionRequestor` instead.
IJavaElement Common protocol for all elements provided by the Java model.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
JavaModelException A checked exception representing a failure in the Java model.
WorkingCopyOwner The owner of an `ICompilationUnit` handle in working copy mode.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.jdom
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.refactoring
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElement Common protocol for all elements provided by the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.refactoring.descriptors
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElement Common protocol for all elements provided by the Java model.
IMember Common protocol for Java elements that can be members of types.
IMethod Represents a method (or constructor) declared in a type.
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
ISourceRange A source range defines an element's source coordinates relative to its source buffer.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
JavaModelException A checked exception representing a failure in the Java model.
WorkingCopyOwner The owner of an `ICompilationUnit` handle in working copy mode.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.refactoring.participants
Class and Description
IMethod Represents a method (or constructor) declared in a type.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.search
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElement Common protocol for all elements provided by the Java model.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IMethod Represents a method (or constructor) declared in a type.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
IWorkingCopy Deprecated. Use `ICompilationUnit` instead
JavaModelException A checked exception representing a failure in the Java model.
WorkingCopyOwner The owner of an `ICompilationUnit` handle in working copy mode.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.core.util
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.debug.eval
Class and Description
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.debug.ui
Class and Description
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.debug.ui.launchConfigurations
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.junit
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.junit.launcher
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.
IMember Common protocol for Java elements that can be members of types.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.junit.model
Class and Description
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.junit.wizards
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IMethod Represents a method (or constructor) declared in a type.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.launching
Class and Description
IAccessRule Describes an access rule to source and class files on a classpath entry.
IClasspathAttribute A classpath attribute defines a name/value pair that can be persisted with a classpath entry.
IClasspathEntry An entry on a Java project classpath identifying one or more package fragment roots.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.launching.environments
Class and Description
IAccessRule Describes an access rule to source and class files on a classpath entry.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.launching.sourcelookup
Class and Description
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.launching.sourcelookup.containers
Class and Description
IClasspathContainer Interface of a classpath container.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IPackageFragmentRoot A package fragment root contains a set of package fragments.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui
Class and Description
ElementChangedEvent An element changed event describes a change to the structure or contents of a tree of Java elements.
IBufferFactory Deprecated. Use `WorkingCopyOwner` instead
IClassFile Represents a single `.class` file, holding the binary form of either a type or a module: A class file of type `IOrdinaryClassFile` has a single child of type `IType`, a class file of type `IModularClassFile` has a single child of type `IModuleDescription`.
IClasspathEntry An entry on a Java project classpath identifying one or more package fragment roots.
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IElementChangedListener An element changed listener receives notification of changes to Java elements maintained by the Java model.
IField Represents a field declared in a type.
IInitializer Represents a stand-alone instance or class (static) initializer in a type.
IJavaElement Common protocol for all elements provided by the Java model.
IJavaElementDelta A Java element delta describes changes in Java element between two discrete points in time.
IJavaModel Represent the root Java element corresponding to the workspace.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
ILocalVariable Represents a local variable declared in a method or an initializer.
IMember Common protocol for Java elements that can be members of types.
IMethod Represents a method (or constructor) declared in a type.
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
ISourceReference Common protocol for Java elements that have associated source code.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
ITypeHierarchy A type hierarchy provides navigations between a type and its resolved supertypes and subtypes for a specific type or for all types within a region.
ITypeParameter Represents a type parameter defined by a type or a method in a compilation unit or a class file.
ITypeRoot Represents an entire Java type root (either an `ICompilationUnit` or an `IClassFile`).
IWorkingCopy Deprecated. Use `ICompilationUnit` instead
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.actions
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IField Represents a field declared in a type.
IJavaElement Common protocol for all elements provided by the Java model.
IMethod Represents a method (or constructor) declared in a type.
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.cleanup
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.jarpackager
Class and Description
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.refactoring
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IField Represents a field declared in a type.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
ILocalVariable Represents a local variable declared in a method or an initializer.
IMethod Represents a method (or constructor) declared in a type.
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
ITypeParameter Represents a type parameter defined by a type or a method in a compilation unit or a class file.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.search
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.text.folding
Class and Description
IJavaElement Common protocol for all elements provided by the Java model.
IMember Common protocol for Java elements that can be members of types.
ISourceReference Common protocol for Java elements that have associated source code.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.text.java
Class and Description
CompletionContext Completion context.
CompletionProposal Completion proposal.
CompletionRequestor Abstract base class for a completion requestor which is passed completion proposals as they are generated in response to a code assist request.
IClasspathEntry An entry on a Java project classpath identifying one or more package fragment roots.
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.
JavaModelException A checked exception representing a failure in the Java model.

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.text.java.correction
Class and Description
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).

Classes in org.eclipse.jdt.core used by org.eclipse.jdt.ui.wizards
Class and Description
IClasspathAttribute A classpath attribute defines a name/value pair that can be persisted with a classpath entry.
IClasspathEntry An entry on a Java project classpath identifying one or more package fragment roots.
ICompilationUnit Represents an entire Java compilation unit (source file with one of the `Java-like extensions`).
IJavaElement Common protocol for all elements provided by the Java model.
IJavaProject A Java project represents a view of a project resource in terms of Java elements such as package fragments, types, methods and fields.
IMethod Represents a method (or constructor) declared in a type.
IPackageFragment A package fragment is a portion of the workspace corresponding to an entire package, or to a portion thereof.
IPackageFragmentRoot A package fragment root contains a set of package fragments.
IType Represents either a source type in a compilation unit (either a top-level type, a member type, a local type, an anonymous type or a lambda expression) or a binary type in a class file.