com.redhat.rhn.common.filediff
Class RhnHtmlDiffWriter

java.lang.Object
  com.redhat.rhn.common.filediff.RhnHtmlDiffWriter

All Implemented Interfaces:

DiffVisitor, DiffWriter

public class RhnHtmlDiffWriter
extends java.lang.Object
implements DiffWriter, DiffVisitor

Converts a list of hunks from a file diff into an html string that represents the view of a diff.

Constructor Summary

RhnHtmlDiffWriter(int lines)

Method Summary

void	accept(ChangeHunk hunk) Standard visitor
void	accept(DeleteHunk hunk) Standard visitor
void	accept(InsertHunk hunk) Standard visitor
void	accept(MatchHunk hunk) Standard visitor
java.lang.String	getResult()
void	setOnlyChanged(boolean onlyChangedIn)
void	writeHunk(Hunk hunk) Write the diff, one hunk at a time.

Methods inherited from class java.lang.Object

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

Constructor Detail

RhnHtmlDiffWriter

public RhnHtmlDiffWriter(int lines)

Parameters:

lines - The number of lines in the longest file. Used to find out how many digits a line number should be. Ex: if lines is 12, line one should be shown as 01, but if lines is 100, line one should be shown as 001.

Method Detail

writeHunk

public void writeHunk(Hunk hunk)

Write the diff, one hunk at a time.

Specified by:

writeHunk in interface DiffWriter

Parameters:

hunk - A collection of lines for a diff that represents a similar edit state

accept

public void accept(ChangeHunk hunk)

Standard visitor

Specified by:

accept in interface DiffVisitor

Parameters:

hunk - ChangeHunk

accept

public void accept(DeleteHunk hunk)

Standard visitor

Specified by:

accept in interface DiffVisitor

Parameters:

hunk - DeleteHunk

accept

public void accept(MatchHunk hunk)

Standard visitor

Specified by:

accept in interface DiffVisitor

Parameters:

hunk - MatchHunk

accept

public void accept(InsertHunk hunk)

Standard visitor

Specified by:

accept in interface DiffVisitor

Parameters:

hunk - InsertHunk

getResult

public java.lang.String getResult()

Returns:

The resulting html String. Valid only after running report.

setOnlyChanged

public void setOnlyChanged(boolean onlyChangedIn)

Parameters:

onlyChangedIn - The onlyChanged to set.