org.apache.wiki.diff
Interface DiffProvider

All Superinterfaces:

WikiProvider

All Known Implementing Classes:

ContextualDiffProvider, DiffProvider.NullDiffProvider, ExternalDiffProvider, TraditionalDiffProvider

public interface DiffProvider
extends WikiProvider

Provides an SPI for creating a diff between two page versions.

Nested Class Summary

static class

DiffProvider.NullDiffProvider If there is no diff provider set, this provider will work instead.

Field Summary

Fields inherited from interface org.apache.wiki.WikiProvider

LATEST_VERSION

Method Summary

String

makeDiffHtml(WikiContext context, String oldWikiText, String newWikiText) The return string is to be XHTML compliant ready to display html.

Methods inherited from interface org.apache.wiki.WikiProvider

getProviderInfo, initialize

Method Detail

makeDiffHtml

String makeDiffHtml(WikiContext context,
                    String oldWikiText,
                    String newWikiText)

The return string is to be XHTML compliant ready to display html. No further processing of this text will be done by the wiki engine.

Parameters:

context - The Wiki Context

oldWikiText - the old text

newWikiText - the new text

Returns:

An XHTML diff.