com.starteam.diff
Class EditListWriter

java.lang.Object
  com.starteam.diff.EditListWriter

Direct Known Subclasses:

ConsoleWriter, HTMLDiffWriter

public abstract class EditListWriter
extends java.lang.Object

This interface can be used when reconstructing a target from a source and a delta

Constructor Summary

EditListWriter()

Method Summary

abstract void	deleteLines(int sourceStart, int targetStart, int length) called when lines are deleted
abstract void	finish() called when the last lines are being processed
abstract void	insertLines(int sourceStart, int targetStart, int length) called when lines are inserted
abstract void	replaceLines(int sourceStart, int sourceLen, int targetStart, int targetLen) Called when lines in the source are replaced by lines in the target.
abstract void	start() Called to tell writer where it can get the source for the lines.
abstract void	unchangedLines(int sourceStart, int targetStart, int length) When an original line from the source carries over into the rebuilt output
void	write(EditCollection list, int sourceLen, int destLen) write to the list

Methods inherited from class java.lang.Object

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

Constructor Detail

EditListWriter

public EditListWriter()

Method Detail

write

public void write(EditCollection list,
                  int sourceLen,
                  int destLen)
           throws java.io.IOException

write to the list

Parameters:

list - the collection to write to

sourceLen - the length of the source

destLen - the length of the destination

Throws:

java.io.IOException - throws an exception on error

start

public abstract void start()
                    throws java.io.IOException

Called to tell writer where it can get the source for the lines.

Throws:

java.io.IOException

unchangedLines

public abstract void unchangedLines(int sourceStart,
                                    int targetStart,
                                    int length)
                             throws java.io.IOException

When an original line from the source carries over into the rebuilt output

Parameters:

sourceStart - the start line in the source

targetStart - the start line in the target

length - the length of lines to leave unchanged

Throws:

java.io.IOException - an exception on failure

replaceLines

public abstract void replaceLines(int sourceStart,
                                  int sourceLen,
                                  int targetStart,
                                  int targetLen)
                           throws java.io.IOException

Called when lines in the source are replaced by lines in the target.

Parameters:

sourceStart - the start line in the source

sourceLen - the length of the source

targetStart - the start line in the target

targetLen - the length of the target

Throws:

java.io.IOException - an exception on failure

insertLines

public abstract void insertLines(int sourceStart,
                                 int targetStart,
                                 int length)
                          throws java.io.IOException

called when lines are inserted

Parameters:

sourceStart - the start line in the source

targetStart - the start line in the target

length - the number of lines to insert

Throws:

java.io.IOException - an exception on failure

deleteLines

public abstract void deleteLines(int sourceStart,
                                 int targetStart,
                                 int length)
                          throws java.io.IOException

called when lines are deleted

Parameters:

sourceStart - the start line in the source

targetStart - the start line in the target

length - the number of lines to delete

Throws:

java.io.IOException - an exception on failure

finish

public abstract void finish()
                     throws java.io.IOException

called when the last lines are being processed

Throws:

java.io.IOException - an exception on failure