org.mmbase.bridge.jsp.taglib.pageflow
Class PresentTag

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--javax.servlet.jsp.tagext.BodyTagSupport
              |
              +--org.mmbase.bridge.jsp.taglib.ContextReferrerTag
                    |
                    +--org.mmbase.bridge.jsp.taglib.pageflow.PresentTag
All Implemented Interfaces:
javax.servlet.jsp.tagext.BodyTag, Condition, javax.servlet.jsp.tagext.IterationTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag
Direct Known Subclasses:
CompareTag, NotPresentTag

public class PresentTag
extends ContextReferrerTag
implements Condition

A very simple tag to check if certain id is present in the parent context.

Author:
Michiel Meeuwissen
See Also:
Serialized Form

Field Summary
protected  boolean inverse
           
 
Fields inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag
contextId, PAGE_CATEGORY, pageContextTag, referid, writerid
 
Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport
bodyContent
 
Fields inherited from class javax.servlet.jsp.tagext.TagSupport
id, pageContext
 
Fields inherited from interface javax.servlet.jsp.tagext.BodyTag
EVAL_BODY_BUFFERED, EVAL_BODY_TAG
 
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
PresentTag()
           
 
Method Summary
 int doAfterBody()
           
 int doStartTag()
           
 void setInverse(java.lang.Boolean b)
          This attribute inverses the sense of the condition.
 
Methods inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag
findParentTag, findParentTag, findWriter, findWriter, getAttributeBoolean, getAttributeInteger, getAttributeInteger, getAttributeValue, getContextTag, getObject, getReferid, getString, release, setContext, setPageContext, setReferid, setWriter
 
Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
doEndTag, doInitBody, getBodyContent, getPreviousOut, setBodyContent
 
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setParent, setValue
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface javax.servlet.jsp.tagext.Tag
getParent, setParent
 

Field Detail

inverse

protected boolean inverse
Constructor Detail

PresentTag

public PresentTag()
Method Detail

setInverse

public void setInverse(java.lang.Boolean b)
Description copied from interface: Condition
This attribute inverses the sense of the condition.
Specified by:
setInverse in interface Condition

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspTagException
Overrides:
doStartTag in class javax.servlet.jsp.tagext.BodyTagSupport

doAfterBody

public int doAfterBody()
                throws javax.servlet.jsp.JspTagException
Overrides:
doAfterBody in class javax.servlet.jsp.tagext.BodyTagSupport


MMBase build 1.6.5.20030923