org.apache.commons.jelly.tags.core
Class IfTag

java.lang.Object
  extended byorg.apache.commons.jelly.TagSupport
      extended byorg.apache.commons.jelly.tags.core.IfTag
All Implemented Interfaces:
Tag

public class IfTag
extends TagSupport

A tag which conditionally evaluates its body based on some condition

Version:
$Revision: 155420 $
Author:
James Strachan

Field Summary
 
Fields inherited from class org.apache.commons.jelly.TagSupport
body, context, hasTrimmed, parent, shouldTrim
 
Constructor Summary
IfTag()
           
 
Method Summary
 void doTag(XMLOutput output)
          Evaluates this tag after all the tags properties have been initialized.
 void setTest(Expression test)
          Sets the Jelly expression to evaluate.
 
Methods inherited from class org.apache.commons.jelly.TagSupport
findAncestorWithClass, findAncestorWithClass, findAncestorWithClass, findAncestorWithClass, findAncestorWithClass, findAncestorWithClass, getBody, getBodyText, getBodyText, getContext, getParent, invokeBody, isEscapeText, isTrim, setBody, setContext, setEscapeText, setParent, setTrim, trimBody
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

IfTag

public IfTag()
Method Detail

doTag

public void doTag(XMLOutput output)
           throws MissingAttributeException,
                  JellyTagException
Description copied from interface: Tag
Evaluates this tag after all the tags properties have been initialized.

Throws:
MissingAttributeException
JellyTagException

setTest

public void setTest(Expression test)
Sets the Jelly expression to evaluate. If this returns true, the body of the tag is evaluated

Parameters:
test - the Jelly expression to evaluate


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