Package org.apache.wiki.tags
Class DiffLinkTag
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
org.apache.wiki.tags.WikiTagBase
org.apache.wiki.tags.WikiLinkTag
org.apache.wiki.tags.DiffLinkTag
- All Implemented Interfaces:
java.io.Serializable
,javax.servlet.jsp.tagext.IterationTag
,javax.servlet.jsp.tagext.JspTag
,javax.servlet.jsp.tagext.Tag
,javax.servlet.jsp.tagext.TryCatchFinally
public class DiffLinkTag extends WikiLinkTag
Writes a diff link. Body of the link becomes the link text.
Attributes
- page - Page name to refer to. Default is the current page.
- version - The older of these versions. May be an integer to signify a version number, or the text "latest" to signify the latest version. If not specified, will default to "latest". May also be "previous" to signify a version prior to this particular version.
- newVersion - The newer of these versions. Can also be "latest", or "previous". Defaults to "latest".
- Since:
- 2.0
- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description static java.lang.String
VER_CURRENT
static java.lang.String
VER_LATEST
static java.lang.String
VER_PREVIOUS
Fields inherited from class org.apache.wiki.tags.WikiLinkTag
ANCHOR, m_format, m_pageName, m_template, URL
Fields inherited from class org.apache.wiki.tags.WikiTagBase
m_wikiContext
Fields inherited from class javax.servlet.jsp.tagext.TagSupport
id, pageContext
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag
EVAL_BODY_AGAIN
Fields inherited from interface javax.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
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Constructor Summary
Constructors Constructor Description DiffLinkTag()
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Method Summary
Modifier and Type Method Description int
doWikiStartTag()
This method is allowed to do pretty much whatever he wants.java.lang.String
getNewVersion()
java.lang.String
getVersion()
void
initTag()
This method is called when the tag is encountered within a new request, but before the setXXX() methods are called.void
setNewVersion(java.lang.String arg)
void
setVersion(java.lang.String arg)
Methods inherited from class org.apache.wiki.tags.WikiLinkTag
doEndTag, getPage, getTemplate, setFormat, setPage, setTemplate
Methods inherited from class org.apache.wiki.tags.WikiTagBase
doCatch, doFinally, doStartTag, setId, setPageContext
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setParent, setValue
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Field Details
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VER_LATEST
- See Also:
- Constant Field Values
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VER_PREVIOUS
- See Also:
- Constant Field Values
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VER_CURRENT
- See Also:
- Constant Field Values
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Constructor Details
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DiffLinkTag
public DiffLinkTag()
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Method Details
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initTag
Description copied from class:WikiTagBase
This method is called when the tag is encountered within a new request, but before the setXXX() methods are called. The default implementation does nothing.- Overrides:
initTag
in classWikiLinkTag
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getVersion
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setVersion
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getNewVersion
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setNewVersion
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doWikiStartTag
Description copied from class:WikiTagBase
This method is allowed to do pretty much whatever he wants. We then catch all mistakes.- Specified by:
doWikiStartTag
in classWikiTagBase
- Throws:
java.io.IOException
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