org.apache.taglibs.standard.tag.common.core
Class WhenTagSupport
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
javax.servlet.jsp.jstl.core.ConditionalTagSupport
org.apache.taglibs.standard.tag.common.core.WhenTagSupport
- All Implemented Interfaces:
- Serializable, IterationTag, JspTag, Tag
- Direct Known Subclasses:
- OtherwiseTag, WhenTag, WhenTag, WhenTag
public abstract class WhenTagSupport
- extends ConditionalTagSupport
WhenTagSupport is an abstract class that facilitates
implementation of <when>-style tags in both the rtexprvalue
and expression-evaluating libraries. It also supports
<otherwise>.
In particular, this base class does the following:
- overrides ConditionalTagSupport.doStartTag() to implement the
appropriate semantics of subtags of <choose>
- Author:
- Shawn Bayern
- See Also:
- Serialized Form
Method Summary |
int |
doStartTag()
Includes its body if condition() evaluates to true. |
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
doAfterBody, doEndTag, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
WhenTagSupport
public WhenTagSupport()
doStartTag
public int doStartTag()
throws JspException
- Description copied from class:
ConditionalTagSupport
- Includes its body if condition() evaluates to true.
- Specified by:
doStartTag
in interface Tag
- Overrides:
doStartTag
in class ConditionalTagSupport
- Returns:
- SKIP_BODY
- Throws:
JspException
- if an error occurs while processing this tag- See Also:
Tag.doStartTag()
Copyright © 2007 Mort Bay Consulting. All Rights Reserved.