org.apache.wiki.tags
Class VariableTag
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
org.apache.wiki.tags.WikiTagBase
org.apache.wiki.tags.VariableTag
- 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 VariableTag
- extends WikiTagBase
Returns the value of an Wiki variable.
Attributes
- var - Name of the variable. Required.
- default - Revert to this value, if the value of "var" is null.
If left out, this tag will produce a concise error message
if the named variable is not found. Set to empty (default="")
to hide the message.
A default value implies failmode='quiet'.
- Since:
- 2.0
- See Also:
- Serialized Form
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 |
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 |
VariableTag
public VariableTag()
initTag
public void 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 class WikiTagBase
getVar
public String getVar()
setVar
public void setVar(String arg)
setDefault
public void setDefault(String arg)
doWikiStartTag
public final int doWikiStartTag()
throws javax.servlet.jsp.JspException,
IOException
- 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 class WikiTagBase
- Throws:
javax.servlet.jsp.JspException
IOException
Copyright © {inceptionYear}-2014 The Apache Software Foundation. All rights reserved.