org.tmatesoft.svn.core.internal.wc

Class SVNDiffEditor

java.lang.Object

org.tmatesoft.svn.core.internal.wc.SVNDiffEditor

All Implemented Interfaces:

ISVNDeltaConsumer, ISVNEditor

public class SVNDiffEditor
extends java.lang.Object
implements ISVNEditor

Version:

1.3

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	SVNDiffEditor.SVNDirectoryInfo
private static class	SVNDiffEditor.SVNFileInfo

Field Summary

Fields

Modifier and Type	Field and Description
private SVNAdminAreaInfo	myAdminInfo
private java.util.Collection	myChangeLists
private SVNDiffEditor.SVNDirectoryInfo	myCurrentDirectory
private SVNDiffEditor.SVNFileInfo	myCurrentFile
private SVNDeltaProcessor	myDeltaProcessor
private SVNDepth	myDepth
private AbstractDiffCallback	myDiffCallback
private boolean	myIsCompareToBase
private boolean	myIsReverseDiff
private boolean	myIsRootOpen
private long	myTargetRevision
private java.io.File	myTempDirectory
private boolean	myUseAncestry
private SVNWCAccess	myWCAccess
private java.lang.String	myWCRootPath

Constructor Summary

Constructors

Constructor and Description
SVNDiffEditor(SVNWCAccess wcAccess, SVNAdminAreaInfo info, AbstractDiffCallback callback, boolean useAncestry, boolean reverseDiff, boolean compareToBase, SVNDepth depth, java.util.Collection changeLists)

Method Summary

Modifier and Type	Method and Description
void	abortEdit() Aborts the current running editor due to errors occured.
void	absentDir(java.lang.String path) Indicates that a path is present as a subdirectory in the edit source, but can not be conveyed to the edit consumer (perhaps because of authorization restrictions).
void	absentFile(java.lang.String path) Indicates that a path is present as a file in the edit source, but can not be conveyed to the edit consumer (perhaps because of authorization restrictions).
void	addDir(java.lang.String path, java.lang.String copyFromPath, long copyFromRevision) Adds a directory.
void	addFile(java.lang.String path, java.lang.String copyFromPath, long copyFromRevision) Adds a file.
private SVNProperties	applyPropChanges(SVNProperties props, SVNProperties propChanges)
void	applyTextDelta(java.lang.String path, java.lang.String baseChecksum) Starts applying text delta(s) to an opened file.
void	changeDirProperty(java.lang.String name, SVNPropertyValue value) Changes the value of a property of the currently opened/added directory.
void	changeFileProperty(java.lang.String path, java.lang.String name, SVNPropertyValue value) Changes the value of a property of the currently opened/added file.
void	cleanup()
void	closeDir() Closes the currently opened directory fixing all changes of its properties and/or entries.
SVNCommitInfo	closeEdit() Closes this editor finalizing the whole operation the editor was used for.
void	closeFile(java.lang.String commitPath, java.lang.String textChecksum) Closes the opened file fixing all properties and/or contents changes.
private static SVNProperties	computePropsDiff(SVNProperties props1, SVNProperties props2)
private SVNDiffEditor.SVNDirectoryInfo	createDirInfo(SVNDiffEditor.SVNDirectoryInfo parent, java.lang.String path, boolean added, SVNDepth depth)
private SVNDiffEditor.SVNFileInfo	createFileInfo(SVNDiffEditor.SVNDirectoryInfo parent, java.lang.String path, boolean added)
private java.io.File	createTempFile()
void	deleteEntry(java.lang.String path, long revision) Deletes an entry.
private java.io.File	detranslateFile(SVNAdminArea dir, java.lang.String name)
private void	diffUnversioned(java.io.File root, SVNAdminArea dir, java.lang.String parentRelativePath, boolean anchor, java.util.Set processedFiles)
private AbstractDiffCallback	getDiffCallback()
private java.io.File	getTempDirectory()
private void	localDirectoryDiff(SVNDiffEditor.SVNDirectoryInfo info)
void	openDir(java.lang.String path, long revision) Opens a directory.
void	openFile(java.lang.String path, long revision) Opens a file.
void	openRoot(long revision) Opens the root directory on which the operation was invoked.
private void	reportAddedDir(SVNDiffEditor.SVNDirectoryInfo info)
private void	reportAddedFile(SVNDiffEditor.SVNDirectoryInfo info, java.lang.String path, SVNEntry entry)
private void	reportModifiedFile(SVNDiffEditor.SVNDirectoryInfo dirInfo, SVNEntry entry)
private SVNAdminArea	retrieve(java.lang.String path)
private static void	reversePropChanges(SVNProperties base, SVNProperties diff)
void	targetRevision(long revision) Sets the target revision the operation is running for.
java.io.OutputStream	textDeltaChunk(java.lang.String path, SVNDiffWindow diffWindow) Collects a next delta chunk.
void	textDeltaEnd(java.lang.String path) Finalizes collecting text delta(s).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

myWCAccess

private SVNWCAccess myWCAccess

myUseAncestry

private boolean myUseAncestry

myIsReverseDiff

private boolean myIsReverseDiff

myIsCompareToBase

private boolean myIsCompareToBase

myIsRootOpen

private boolean myIsRootOpen

myTargetRevision

private long myTargetRevision

myCurrentDirectory

private SVNDiffEditor.SVNDirectoryInfo myCurrentDirectory

myCurrentFile

private SVNDiffEditor.SVNFileInfo myCurrentFile

myDeltaProcessor

private SVNDeltaProcessor myDeltaProcessor

myAdminInfo

private SVNAdminAreaInfo myAdminInfo

myDepth

private SVNDepth myDepth

myTempDirectory

private java.io.File myTempDirectory

myDiffCallback

private AbstractDiffCallback myDiffCallback

myChangeLists

private java.util.Collection myChangeLists

myWCRootPath

private java.lang.String myWCRootPath

Constructor Detail

SVNDiffEditor

public SVNDiffEditor(SVNWCAccess wcAccess,
                     SVNAdminAreaInfo info,
                     AbstractDiffCallback callback,
                     boolean useAncestry,
                     boolean reverseDiff,
                     boolean compareToBase,
                     SVNDepth depth,
                     java.util.Collection changeLists)

Method Detail

targetRevision

public void targetRevision(long revision)
                    throws SVNException

Description copied from interface: ISVNEditor

Sets the target revision the operation is running for. For example, the target revision to which an update is running.

Specified by:

targetRevision in interface ISVNEditor

Parameters:

revision - a revision number

Throws:

SVNException

openRoot

public void openRoot(long revision)
              throws SVNException

Description copied from interface: ISVNEditor

Opens the root directory on which the operation was invoked. All property changes as well as entries adding/deletion will be applied to this root directory. When coming back up to this root (after traversing the entire tree) you should close the root by calling ISVNEditor.closeDir().

Specified by:

openRoot in interface ISVNEditor

Parameters:

revision - the revision number of the root directory

Throws:

SVNException

deleteEntry

public void deleteEntry(java.lang.String path,
                        long revision)
                 throws SVNException

Description copied from interface: ISVNEditor

Deletes an entry.

In a commit - deletes an entry from a repository. In an update - deletes an entry locally (since it has been deleted in the repository). In a status - informs that an entry has been deleted.

Specified by:

deleteEntry in interface ISVNEditor

Parameters:

path - an entry path relative to the root directory opened by openRoot()

revision - the revision number of path

Throws:

SVNException

reportAddedDir

private void reportAddedDir(SVNDiffEditor.SVNDirectoryInfo info)
                     throws SVNException

Throws:

SVNException

reportAddedFile

private void reportAddedFile(SVNDiffEditor.SVNDirectoryInfo info,
                             java.lang.String path,
                             SVNEntry entry)
                      throws SVNException

Throws:

SVNException

reportModifiedFile

private void reportModifiedFile(SVNDiffEditor.SVNDirectoryInfo dirInfo,
                                SVNEntry entry)
                         throws SVNException

Throws:

SVNException

addDir

public void addDir(java.lang.String path,
                   java.lang.String copyFromPath,
                   long copyFromRevision)
            throws SVNException

Description copied from interface: ISVNEditor

Adds a directory.

In a commit - adds a new directory to a repository. In an update - locally adds a directory that was added in the repository. In a status - informs about a new directory scheduled for addition.

If copyFromPath is not null then it says that path is copied from copyFromPath located in copyFromRevision.

Specified by:

addDir in interface ISVNEditor

Parameters:

path - a directory path relative to the root directory opened by openRoot()

copyFromPath - an ancestor of the added directory

copyFromRevision - the revision of the ancestor

Throws:

SVNException

openDir

public void openDir(java.lang.String path,
                    long revision)
             throws SVNException

Description copied from interface: ISVNEditor

Opens a directory. All property changes as well as entries adding/deletion can be applied to this directory.

Specified by:

openDir in interface ISVNEditor

Parameters:

path - a directory path relative to the root directory opened by openRoot()

revision - the revision of the directory

Throws:

SVNException

changeDirProperty

public void changeDirProperty(java.lang.String name,
                              SVNPropertyValue value)
                       throws SVNException

Description copied from interface: ISVNEditor

Changes the value of a property of the currently opened/added directory.

Specified by:

changeDirProperty in interface ISVNEditor

Parameters:

name - the name of a property to be changed

value - new property value

Throws:

SVNException

See Also:

ISVNEditor.openDir(String, long)

closeDir

public void closeDir()
              throws SVNException

Description copied from interface: ISVNEditor

Closes the currently opened directory fixing all changes of its properties and/or entries. Closing a directory picks up an editor to a parent directory.

Specified by:

closeDir in interface ISVNEditor

Throws:

SVNException

addFile

public void addFile(java.lang.String path,
                    java.lang.String copyFromPath,
                    long copyFromRevision)
             throws SVNException

Description copied from interface: ISVNEditor

Adds a file.

In a commit - adds a new file to a repository. In an update - locally adds a file that was added in the repository. In a status - informs about a new file scheduled for addition.

If copyFromPath is not null then it says that path is copied from copyFromPath located in copyFromRevision.

Specified by:

addFile in interface ISVNEditor

Parameters:

path - a file path relative to the root directory opened by openRoot()

copyFromPath - an ancestor of the added file

copyFromRevision - the revision of the ancestor

Throws:

SVNException

openFile

public void openFile(java.lang.String path,
                     long revision)
              throws SVNException

Description copied from interface: ISVNEditor

Opens a file. After it's opened, apply delta to its contents or change the file properties.

Specified by:

openFile in interface ISVNEditor

Parameters:

path - a file path relative to the root directory opened by openRoot()

revision - the revision of the file

Throws:

SVNException

changeFileProperty

public void changeFileProperty(java.lang.String path,
                               java.lang.String name,
                               SVNPropertyValue value)
                        throws SVNException

Description copied from interface: ISVNEditor

Changes the value of a property of the currently opened/added file.

Specified by:

changeFileProperty in interface ISVNEditor

Parameters:

path - file path relative to the root of this editor

name - property name

value - property value

Throws:

SVNException

applyTextDelta

public void applyTextDelta(java.lang.String path,
                           java.lang.String baseChecksum)
                    throws SVNException

Description copied from interface: ISVNDeltaConsumer

Starts applying text delta(s) to an opened file.

Specified by:

applyTextDelta in interface ISVNDeltaConsumer

Parameters:

path - a file path relative to the edit root directory

baseChecksum - an MD5 checksum for the base file contents (before the file is changed)

Throws:

SVNException - if the calculated base file checksum didn't match the expected baseChecksum

textDeltaChunk

public java.io.OutputStream textDeltaChunk(java.lang.String path,
                                           SVNDiffWindow diffWindow)
                                    throws SVNException

Description copied from interface: ISVNDeltaConsumer

Collects a next delta chunk. The return type is nomore relevant and is left only for backward compatibility. So, the return value may be just null. Otherwise if it's not null, the stream will be immediately closed.

If there are more than one windows for the file, this method is called several times.

Specified by:

textDeltaChunk in interface ISVNDeltaConsumer

Parameters:

path - a file path relative to the edit root directory

diffWindow - a next diff window

Returns:

an output stream

Throws:

SVNException

textDeltaEnd

public void textDeltaEnd(java.lang.String path)
                  throws SVNException

Description copied from interface: ISVNDeltaConsumer

Finalizes collecting text delta(s).

Specified by:

textDeltaEnd in interface ISVNDeltaConsumer

Parameters:

path - a file path relative to the edit root directory

Throws:

SVNException

closeFile

public void closeFile(java.lang.String commitPath,
                      java.lang.String textChecksum)
               throws SVNException

Description copied from interface: ISVNEditor

Closes the opened file fixing all properties and/or contents changes.

Specified by:

closeFile in interface ISVNEditor

Parameters:

commitPath - a file path relative to the root directory opened by openRoot()

textChecksum - an MD5 checksum for the modified file

Throws:

SVNException - if the calculated upon the actual changed contents checksum does not match the expected textChecksum

closeEdit

public SVNCommitInfo closeEdit()
                        throws SVNException

Description copied from interface: ISVNEditor

Closes this editor finalizing the whole operation the editor was used for. In a commit - sends collected data to commit a transaction.

Specified by:

closeEdit in interface ISVNEditor

Returns:

a committed revision information

Throws:

SVNException

abortEdit

public void abortEdit()
               throws SVNException

Description copied from interface: ISVNEditor

Aborts the current running editor due to errors occured.

If an exception is thrown from an editor's method, call this method to abort the editor.

Specified by:

abortEdit in interface ISVNEditor

Throws:

SVNException

absentDir

public void absentDir(java.lang.String path)
               throws SVNException

Description copied from interface: ISVNEditor

Indicates that a path is present as a subdirectory in the edit source, but can not be conveyed to the edit consumer (perhaps because of authorization restrictions).

Specified by:

absentDir in interface ISVNEditor

Parameters:

path - a dir path relative to the root directory opened by openRoot()

Throws:

SVNException

absentFile

public void absentFile(java.lang.String path)
                throws SVNException

Description copied from interface: ISVNEditor

Indicates that a path is present as a file in the edit source, but can not be conveyed to the edit consumer (perhaps because of authorization restrictions).

Specified by:

absentFile in interface ISVNEditor

Parameters:

path - a file path relative to the root directory opened by openRoot()

Throws:

SVNException

cleanup

public void cleanup()

applyPropChanges

private SVNProperties applyPropChanges(SVNProperties props,
                                       SVNProperties propChanges)

localDirectoryDiff

private void localDirectoryDiff(SVNDiffEditor.SVNDirectoryInfo info)
                         throws SVNException

Throws:

SVNException

diffUnversioned

private void diffUnversioned(java.io.File root,
                             SVNAdminArea dir,
                             java.lang.String parentRelativePath,
                             boolean anchor,
                             java.util.Set processedFiles)
                      throws SVNException

Throws:

SVNException

createDirInfo

private SVNDiffEditor.SVNDirectoryInfo createDirInfo(SVNDiffEditor.SVNDirectoryInfo parent,
                                                     java.lang.String path,
                                                     boolean added,
                                                     SVNDepth depth)

createFileInfo

private SVNDiffEditor.SVNFileInfo createFileInfo(SVNDiffEditor.SVNDirectoryInfo parent,
                                                 java.lang.String path,
                                                 boolean added)

detranslateFile

private java.io.File detranslateFile(SVNAdminArea dir,
                                     java.lang.String name)
                              throws SVNException

Throws:

SVNException

createTempFile

private java.io.File createTempFile()
                             throws SVNException

Throws:

SVNException

getTempDirectory

private java.io.File getTempDirectory()
                               throws SVNException

Throws:

SVNException

retrieve

private SVNAdminArea retrieve(java.lang.String path)
                       throws SVNException

Throws:

SVNException

getDiffCallback

private AbstractDiffCallback getDiffCallback()

reversePropChanges

private static void reversePropChanges(SVNProperties base,
                                       SVNProperties diff)

computePropsDiff

private static SVNProperties computePropsDiff(SVNProperties props1,
                                              SVNProperties props2)