com.taggercat.tags
Class TCRemoveTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      com.taggercat.tags.TCRemoveTag

All Implemented Interfaces:

java.io.Serializable, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag

public class TCRemoveTag
extends javax.servlet.jsp.tagext.TagSupport

This tag removes the named attribute from the specified scope. This tag is usually used to remove attributes set with the TCOut, TCSet, and TCIf tags.

Tag Attributes

1. var the variable name
2. scope the scope to remove the attribute from (defaults to page)

The scope can be one of:

 page - default if not specified
 session
 request
 application
 

See Also:

Serialized Form

Field Summary

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

TCRemoveTag()

Method Summary

int	doEndTag() Process the end tag.
int	doStartTag() Process the start tag for this instance.
void	setScope(java.lang.String scope) Sets the scope of the attribute to remove.
void	setVar(java.lang.String variable) Sets the name of the variable to remove.

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TCRemoveTag

public TCRemoveTag()

Method Detail

doEndTag

public int doEndTag()
             throws javax.servlet.jsp.JspException

Process the end tag. This method will be called on all Tag objects. All instance state associated with this instance must be reset.

Specified by:

doEndTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doEndTag in class javax.servlet.jsp.tagext.TagSupport

Throws:

javax.servlet.jsp.JspException

Returns:

EVAL_PAGE

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspException

Process the start tag for this instance. The doStartTag() method assumes that all setter methods have been invoked before. When this method is invoked, the body has not yet been invoked.

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doStartTag in class javax.servlet.jsp.tagext.TagSupport

Throws:

javax.servlet.jsp.JspTagException

javax.servlet.jsp.JspException

Returns:

EVAL_BODY_INCLUDE if the tag wants to process body, SKIP_BODY if it does not want to process it.

setScope

public void setScope(java.lang.String scope)

Sets the scope of the attribute to remove.

Parameters:

scope - the scope value

setVar

public void setVar(java.lang.String variable)

Sets the name of the variable to remove.

Parameters:

variable - the variable name