org.eclipse.jdt.core.IPackageFragmentRoot Maven / Gradle / Ivy
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/*******************************************************************************
* Copyright (c) 2000, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* IBM Corporation - specified that a source archive or a source folder can be attached to a binary
* package fragment root.
* IBM Corporation - added root manipulation APIs: copy, delete, move
* IBM Corporation - added DESTINATION_PROJECT_CLASSPATH
* IBM Corporation - added OTHER_REFERRING_PROJECTS_CLASSPATH
* IBM Corporation - added NO_RESOURCE_MODIFICATION
* IBM Corporation - added REPLACE
* IBM Corporation - added ORIGINATING_PROJECT_CLASSPATH
*******************************************************************************/
package org.eclipse.jdt.core;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
/**
* A package fragment root contains a set of package fragments.
* It corresponds to an underlying resource which is either a folder,
* JAR, or zip. In the case of a folder, all descendant folders represent
* package fragments. For a given child folder representing a package fragment,
* the corresponding package name is composed of the folder names between the folder
* for this root and the child folder representing the package, separated by '.'.
* In the case of a JAR or zip, the contents of the archive dictates
* the set of package fragments in an analogous manner.
* Package fragment roots need to be opened before they can be navigated or manipulated.
* The children are of type IPackageFragment, and are in no particular order.
*
* @noimplement This interface is not intended to be implemented by clients.
*/
public interface IPackageFragmentRoot
extends IParent, IJavaElement, IOpenable {
/**
* Kind constant for a source path root. Indicates this root
* only contains source files.
*/
int K_SOURCE = 1;
/**
* Kind constant for a binary path root. Indicates this
* root only contains binary files.
*/
int K_BINARY = 2;
/**
* Empty root path
*/
String DEFAULT_PACKAGEROOT_PATH = ""; //$NON-NLS-1$
/**
* Update model flag constant (bit mask value 1) indicating that the operation
* is to not copy/move/delete the package fragment root resource.
* @since 2.1
*/
int NO_RESOURCE_MODIFICATION = 1;
/**
* Update model flag constant (bit mask value 2) indicating that the operation
* is to update the classpath of the originating project.
* @since 2.1
*/
int ORIGINATING_PROJECT_CLASSPATH = 2;
/**
* Update model flag constant (bit mask value 4) indicating that the operation
* is to update the classpath of all referring projects except the originating project.
* @since 2.1
*/
int OTHER_REFERRING_PROJECTS_CLASSPATH = 4;
/**
* Update model flag constant (bit mask value 8) indicating that the operation
* is to update the classpath of the destination project.
* @since 2.1
*/
int DESTINATION_PROJECT_CLASSPATH = 8;
/**
* Update model flag constant (bit mask value 16) indicating that the operation
* is to replace the resource and the destination project's classpath entry.
* @since 2.1
*/
int REPLACE = 16;
/**
* Attaches the source archive identified by the given absolute path to this
* binary package fragment root. rootPath specifies the location
* of the root within the archive or folder (empty specifies the default root
* and null specifies the root path should be detected).
* Once a source archive or folder is attached to the package fragment root,
* the getSource and getSourceRange
* methods become operational for binary types/members.
* To detach a source archive or folder from a package fragment root, specify
* null as the source path.
*
* @param sourcePath the given absolute path to the source archive or folder
* @param rootPath specifies the location of the root within the archive
* (empty specifies the default root and null specifies
* automatic detection of the root path)
* @param monitor the given progress monitor
* @exception JavaModelException if this operation fails. Reasons include:
*
* - This Java element does not exist (ELEMENT_DOES_NOT_EXIST)
* - A
CoreException occurred while updating a server property
* - This package fragment root is not of kind binary (INVALID_ELEMENT_TYPES)
*
- The path provided is not absolute (RELATIVE_PATH)
*
*/
void attachSource(IPath sourcePath, IPath rootPath, IProgressMonitor monitor)
throws JavaModelException;
/**
* Copies the resource of this package fragment root to the destination path
* as specified by IResource.copy(IPath, int, IProgressMonitor)
* but excluding nested source folders.
*
* If NO_RESOURCE_MODIFICATION is specified in
* updateModelFlags or if this package fragment root is external,
* this operation doesn't copy the resource. updateResourceFlags
* is then ignored.
*
* If DESTINATION_PROJECT_CLASSPATH is specified in
* updateModelFlags, updates the classpath of the
* destination's project (if it is a Java project). If a non-null
* sibling is specified, a copy of this root's classpath entry is inserted before the
* sibling on the destination project's raw classpath. If null is
* specified, the classpath entry is added at the end of the raw classpath.
*
* If REPLACE is specified in updateModelFlags,
* overwrites the resource at the destination path if any.
* If the same classpath entry already exists on the destination project's raw
* classpath, then the sibling is ignored and the new classpath entry replaces the
* existing one.
*
* If no flags is specified in updateModelFlags (using
* IResource.NONE), the default behavior applies: the
* resource is copied (if this package fragment root is not external) and the
* classpath is not updated.
*
*
* @param destination the destination path
* @param updateResourceFlags bit-wise or of update resource flag constants
* (IResource.FORCE and IResource.SHALLOW)
* @param updateModelFlags bit-wise or of update resource flag constants
* (DESTINATION_PROJECT_CLASSPATH and
* NO_RESOURCE_MODIFICATION)
* @param sibling the classpath entry before which a copy of the classpath
* entry should be inserted or null if the classpath entry should
* be inserted at the end
* @param monitor a progress monitor
*
* @exception JavaModelException if this root could not be copied. Reasons
* include:
*
* - This root does not exist (ELEMENT_DOES_NOT_EXIST)
* - A
CoreException occurred while copying the
* resource or updating a classpath
* -
* The destination is not inside an existing project and
updateModelFlags
* has been specified as DESTINATION_PROJECT_CLASSPATH
* (INVALID_DESTINATION)
* - The sibling is not a classpath entry on the destination project's
* raw classpath (INVALID_SIBLING)
* - The same classpath entry already exists on the destination project's
* classpath (NAME_COLLISION) and
updateModelFlags
* has not been specified as REPLACE
*
* @see org.eclipse.core.resources.IResource#copy(IPath, boolean, IProgressMonitor)
* @since 2.1
*/
void copy(IPath destination, int updateResourceFlags, int updateModelFlags, IClasspathEntry sibling, IProgressMonitor monitor) throws JavaModelException;
/**
* Creates and returns a package fragment in this root with the
* given dot-separated package name. An empty string specifies the default package.
* This has the side effect of creating all package
* fragments that are a prefix of the new package fragment which
* do not exist yet. If the package fragment already exists, this
* has no effect.
*
* For a description of the force flag, see IFolder.create.
*
* @param name the given dot-separated package name
* @param force a flag controlling how to deal with resources that
* are not in sync with the local file system
* @param monitor the given progress monitor
* @exception JavaModelException if the element could not be created. Reasons include:
*
* - This Java element does not exist (ELEMENT_DOES_NOT_EXIST)
* - A
CoreException occurred while creating an underlying resource
* - This package fragment root is read only (READ_ONLY)
*
- The name is not a valid package name (INVALID_NAME)
*
* @return a package fragment in this root with the given dot-separated package name
* @see org.eclipse.core.resources.IFolder#create(boolean, boolean, IProgressMonitor)
*/
IPackageFragment createPackageFragment(
String name,
boolean force,
IProgressMonitor monitor)
throws JavaModelException;
/**
* Deletes the resource of this package fragment root as specified by
* IResource.delete(int, IProgressMonitor) but excluding nested
* source folders.
*
* If NO_RESOURCE_MODIFICATION is specified in
* updateModelFlags or if this package fragment root is external,
* this operation doesn't delete the resource. updateResourceFlags
* is then ignored.
*
* If ORIGINATING_PROJECT_CLASSPATH is specified in
* updateModelFlags, update the raw classpath of this package
* fragment root's project by removing the corresponding classpath entry.
*
* If OTHER_REFERRING_PROJECTS_CLASSPATH is specified in
* updateModelFlags, update the raw classpaths of all other Java
* projects referring to this root's resource by removing the corresponding classpath
* entries.
*
* If no flags is specified in updateModelFlags (using
* IResource.NONE), the default behavior applies: the
* resource is deleted (if this package fragment root is not external) and no
* classpaths are updated.
*
*
* @param updateResourceFlags bit-wise or of update resource flag constants
* (IResource.FORCE and IResource.KEEP_HISTORY)
* @param updateModelFlags bit-wise or of update resource flag constants
* (ORIGINATING_PROJECT_CLASSPATH,
* OTHER_REFERRING_PROJECTS_CLASSPATH and
* NO_RESOURCE_MODIFICATION)
* @param monitor a progress monitor
*
* @exception JavaModelException if this root could not be deleted. Reasons
* include:
*
* - This root does not exist (ELEMENT_DOES_NOT_EXIST)
* - A
CoreException occurred while deleting the resource
* or updating a classpath
*
*
* @see org.eclipse.core.resources.IResource#delete(boolean, IProgressMonitor)
* @since 2.1
*/
void delete(int updateResourceFlags, int updateModelFlags, IProgressMonitor monitor) throws JavaModelException;
/**
* Returns this package fragment root's kind encoded as an integer.
* A package fragment root can contain source files (i.e. files with one
* of the {@link JavaCore#getJavaLikeExtensions() Java-like extensions},
* or .class files, but not both.
* If the underlying folder or archive contains other kinds of files, they are ignored.
* In particular, .class files are ignored under a source package fragment root,
* and source files are ignored under a binary package fragment root.
*
* @exception JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
* @return this package fragment root's kind encoded as an integer
* @see IPackageFragmentRoot#K_SOURCE
* @see IPackageFragmentRoot#K_BINARY
*/
int getKind() throws JavaModelException;
/**
* Returns an array of non-Java resources contained in this package fragment root.
*
* Non-Java resources includes other files and folders located in the same
* directories as the compilation units or class files under this package
* fragment root. Resources excluded from this package fragment root
* by virtue of inclusion/exclusion patterns on the corresponding source classpath
* entry are considered non-Java resources and will appear in the result
* (possibly in a folder). Thus when a nested source folder is excluded, it will appear
* in the non-Java resources of the outer folder.
*
* Since 3.3, if this package fragment root is an archive, the non-Java resources
* are a tree of {@link IJarEntryResource}s. One can navigate this tree using
* the {@link IJarEntryResource#getChildren()} and
* {@link IJarEntryResource#getParent()} methods.
*
*
* @return an array of non-Java resources (IFiles,
* IFolders, or IStorages if the
* package fragment root is in archive) contained in this package
* fragment root
* @exception JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
* @see IClasspathEntry#getInclusionPatterns()
* @see IClasspathEntry#getExclusionPatterns()
*/
Object[] getNonJavaResources() throws JavaModelException;
/**
* Returns the package fragment with the given package name.
* An empty string indicates the default package.
* This is a handle-only operation. The package fragment
* may or may not exist.
*
* @param packageName the given package name
* @return the package fragment with the given package name
*/
IPackageFragment getPackageFragment(String packageName);
/**
* Returns the first raw classpath entry that corresponds to this package
* fragment root.
* A raw classpath entry corresponds to a package fragment root if once resolved
* this entry's path is equal to the root's path.
*
* @exception JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
* @return the first raw classpath entry that corresponds to this package fragment root
* @since 2.0
*/
IClasspathEntry getRawClasspathEntry() throws JavaModelException;
/**
* Returns the first resolved classpath entry that corresponds to this package fragment root.
* A resolved classpath entry is said to correspond to a root if the path of the resolved
* entry is equal to the root's path.
*
* @return the first resolved classpath entry that corresponds to this package fragment root
* @throws JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
* @since 3.6
*/
IClasspathEntry getResolvedClasspathEntry() throws JavaModelException;
/**
* Returns the absolute path to the source archive attached to
* this package fragment root's binary archive.
*
* @return the absolute path to the corresponding source archive,
* or null if this package fragment root's binary archive
* has no corresponding source archive, or if this package fragment root
* is not a binary archive
* @exception JavaModelException if this operation fails
*/
IPath getSourceAttachmentPath() throws JavaModelException;
/**
* Returns the path within this package fragment root's source archive.
* An empty path indicates that packages are located at the root of the
* source archive.
*
* @return the path within the corresponding source archive,
* or null if this package fragment root's binary archive
* has no corresponding source archive, or if this package fragment root
* is not a binary archive
* @exception JavaModelException if this operation fails
*/
IPath getSourceAttachmentRootPath() throws JavaModelException;
/**
* Returns whether this package fragment root's underlying
* resource is a binary archive (a JAR or zip file).
*
* This is a handle-only method.
*
*
* @return true if this package fragment root's underlying resource is a binary archive, false otherwise
*/
public boolean isArchive();
/**
* Returns whether this package fragment root is external
* to the workbench (that is, a local file), and has no
* underlying resource.
*
* This is a handle-only method.
*
*
* @return true if this package fragment root is external
* to the workbench (that is, a local file), and has no
* underlying resource, false otherwise
*/
boolean isExternal();
/**
* Moves the resource of this package fragment root to the destination path
* as specified by IResource.move(IPath,int,IProgressMonitor)
* but excluding nested source folders.
*
* If NO_RESOURCE_MODIFICATION is specified in
* updateModelFlags or if this package fragment root is external,
* this operation doesn't move the resource. updateResourceFlags
* is then ignored.
*
* If DESTINATION_PROJECT_CLASSPATH is specified in
* updateModelFlags, updates the classpath of the
* destination's project (if it is a Java project). If a non-null
* sibling is specified, a copy of this root's classpath entry is inserted before the
* sibling on the destination project's raw classpath. If null is
* specified, the classpath entry is added at the end of the raw classpath.
*
* If ORIGINATING_PROJECT_CLASSPATH is specified in
* updateModelFlags, update the raw classpath of this package
* fragment root's project by removing the corresponding classpath entry.
*
* If OTHER_REFERRING_PROJECTS_CLASSPATH is specified in
* updateModelFlags, update the raw classpaths of all other Java
* projects referring to this root's resource by removing the corresponding classpath
* entries.
*
* If REPLACE is specified in updateModelFlags,
* overwrites the resource at the destination path if any.
* If the same classpath entry already exists on the destination project's raw
* classpath, then the sibling is ignored and the new classpath entry replaces the
* existing one.
*
* If no flags is specified in updateModelFlags (using
* IResource.NONE), the default behavior applies: the
* resource is moved (if this package fragment root is not external) and no
* classpaths are updated.
*
*
* @param destination the destination path
* @param updateResourceFlags bit-wise or of update flag constants
* (IResource.FORCE, IResource.KEEP_HISTORY
* and IResource.SHALLOW)
* @param updateModelFlags bit-wise or of update resource flag constants
* (DESTINATION_PROJECT_CLASSPATH,
* ORIGINATING_PROJECT_CLASSPATH,
* OTHER_REFERRING_PROJECTS_CLASSPATH and
* NO_RESOURCE_MODIFICATION)
* @param sibling the classpath entry before which a copy of the classpath
* entry should be inserted or null if the classpath entry should
* be inserted at the end
* @param monitor a progress monitor
*
* @exception JavaModelException if this root could not be moved. Reasons
* include:
*
* - This root does not exist (ELEMENT_DOES_NOT_EXIST)
* - A
CoreException occurred while copying the
* resource or updating a classpath
* -
* The destination is not inside an existing project and
updateModelFlags
* has been specified as DESTINATION_PROJECT_CLASSPATH
* (INVALID_DESTINATION)
* - The sibling is not a classpath entry on the destination project's
* raw classpath (INVALID_SIBLING)
* - The same classpath entry already exists on the destination project's
* classpath (NAME_COLLISION) and
updateModelFlags
* has not been specified as REPLACE
*
* @see org.eclipse.core.resources.IResource#move(IPath, boolean, IProgressMonitor)
* @since 2.1
*/
void move(IPath destination, int updateResourceFlags, int updateModelFlags, IClasspathEntry sibling, IProgressMonitor monitor) throws JavaModelException;
}