Package org.apache.jackrabbit.vault.util.diff

Class DocumentDiff3

java.lang.Object

org.apache.jackrabbit.vault.util.diff.DocumentDiff3

public class DocumentDiff3
extends Object

Implements a tree-way diff between a base document and 2 dervied ones. The result of the diff operation is a list of Hunk3 that can record the changes and conflicts.

Constructor Summary

Constructors

Constructor	Description
DocumentDiff3(Document base, Document left, Document right)	Creates a new document diff 3 object.

Method Summary

Modifier and Type	Method	Description
Hunk3	getHunks()	Returns a chain of Hunk3s that contain the modifications.
boolean	hasConflicts()	Indicates if any of the hunks has a conflict.
void	write(StringBuffer buf, String lineSeparator, boolean showBase)	Writes the resulting document to the given string buffer. this may include conflicting regions.
void	write(DiffWriter w, boolean showBase)	Writes the resulting document to the given write. this may include conflicting regions.

Methods inherited from class java.lang.Object

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

Constructor Detail

DocumentDiff3

public DocumentDiff3(Document base,
                     Document left,
                     Document right)

Creates a new document diff 3 object.

Parameters:

base - the base document

left - the left document

right - the right document

Method Detail

getHunks

public Hunk3 getHunks()

Returns a chain of Hunk3s that contain the modifications.

Returns:

a chain of Hunk3s.

hasConflicts

public boolean hasConflicts()

Indicates if any of the hunks has a conflict.

Returns:

true if any of the hunks has a conflict.

write

public void write(StringBuffer buf,
                  String lineSeparator,
                  boolean showBase)

Writes the resulting document to the given string buffer. this may include conflicting regions.

Parameters:

buf - the string buffer to write to

lineSeparator - the line separator to use

showBase - if set to true the base section of a conflict is also included in the output.

write

public void write(DiffWriter w,
                  boolean showBase)
           throws IOException

Writes the resulting document to the given write. this may include conflicting regions.

Parameters:

w - the writer to write to

showBase - if set to true the base section of a conflict is also included in the output.

Throws:

IOException - if an I/O error occurs