com.starteam.diff
Class ConsoleWriter

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

public final class ConsoleWriter
extends EditListWriter

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

Constructor Summary

ConsoleWriter(java.io.Writer output, boolean lineNumbers, int tabs, int contextLines, ParsedCharSequence source, ParsedCharSequence target)
Construct a Console Writer

Method Summary

void	deleteLines(int sourceStart, int targetStart, int length) delete lines from source and target
void	finish() called when the last lines are being processed
void	insertLines(int sourceStart, int targetStart, int length) called when lines are inserted
void	replaceLines(int sourcePos, int sourceLen, int targetPos, int targetLen) replace lines in source and target
void	start() start writing
void	unchangedLines(int sourceStart, int targetStart, int length) lines to leave unchanged

Methods inherited from class com.starteam.diff.EditListWriter

write

Methods inherited from class java.lang.Object

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

Constructor Detail

ConsoleWriter

public ConsoleWriter(java.io.Writer output,
                     boolean lineNumbers,
                     int tabs,
                     int contextLines,
                     ParsedCharSequence source,
                     ParsedCharSequence target)

Construct a Console Writer

Parameters:

output - the output to write to

lineNumbers - true if line numbers are to be written

tabs - the tab length if any

contextLines - the number of context lines

source - the source sequence to use

target - the target sequence to reconstruct

Method Detail

start

public void start()
           throws java.io.IOException

start writing

Specified by:

start in class EditListWriter

Throws:

java.io.IOException

finish

public void finish()
            throws java.io.IOException

Description copied from class: EditListWriter

called when the last lines are being processed

Specified by:

finish in class EditListWriter

Throws:

java.io.IOException - an exception on failure

unchangedLines

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

lines to leave unchanged

Specified by:

unchangedLines in class EditListWriter

Parameters:

sourceStart - the start source position

targetStart - the target start position

length - the number of lines to leave unchanged

Throws:

java.io.IOException - an exception on failure

insertLines

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

Description copied from class: EditListWriter

called when lines are inserted

Specified by:

insertLines in class EditListWriter

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

delete lines from source and target

Specified by:

deleteLines in class EditListWriter

Parameters:

sourceStart - delete from

targetStart - delete from

length - the number of lines to delete

Throws:

java.io.IOException - an exception on failure

replaceLines

public void replaceLines(int sourcePos,
                         int sourceLen,
                         int targetPos,
                         int targetLen)
                  throws java.io.IOException

replace lines in source and target

Specified by:

replaceLines in class EditListWriter

Parameters:

sourcePos - the source start position

sourceLen - the source length

targetPos - the target start position

targetLen - the target length

Throws:

java.io.IOException - an exception on failure