org.apache.wiki.tags
Class CheckVersionTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      org.apache.wiki.tags.WikiTagBase
          org.apache.wiki.tags.CheckVersionTag

All Implemented Interfaces:

Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag, javax.servlet.jsp.tagext.TryCatchFinally

public class CheckVersionTag
extends WikiTagBase

Does a version check on the page. Mode is as follows:

• latest - Include body, if the page is the latest version.
• notlatest - Include body, if the page is NOT the latest version.
• first - Include body, if page is the first version (version 1)
• notfirst - Include bodt, if page is NOT the first version (version 1)

If the page does not exist, body content is never included.

Since:

2.0

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.wiki.tags.WikiTagBase

ATTR_CONTEXT, 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

Constructor Summary

CheckVersionTag()

Method Summary

int	doWikiStartTag() This method is allowed to do pretty much whatever he wants.
void	initTag() This method is called when the tag is encountered within a new request, but before the setXXX() methods are called.
void	setMode(String arg) Sets the mode.

Methods inherited from class org.apache.wiki.tags.WikiTagBase

doCatch, doEndTag, 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

Constructor Detail

CheckVersionTag

public CheckVersionTag()

Method Detail

initTag

public void initTag()

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 class WikiTagBase

setMode

public void setMode(String arg)

Sets the mode.

Parameters:

arg - The mode to set.

doWikiStartTag

public final int doWikiStartTag()
                         throws IOException,
                                ProviderException

This method is allowed to do pretty much whatever he wants. We then catch all mistakes.

Specified by:

doWikiStartTag in class WikiTagBase

Throws:

IOException

ProviderException