org.apache.taglibs.standard.tag.common.core
Class RedirectSupport

java.lang.Object
  extended by javax.servlet.jsp.tagext.TagSupport
      extended by javax.servlet.jsp.tagext.BodyTagSupport
          extended by org.apache.taglibs.standard.tag.common.core.RedirectSupport
All Implemented Interfaces:
Serializable, BodyTag, IterationTag, JspTag, Tag, ParamParent
Direct Known Subclasses:
RedirectTag, RedirectTag

public abstract class RedirectSupport
extends BodyTagSupport
implements ParamParent

Support for tag handlers for <redirect>, JSTL 1.0's tag for redirecting to a new URL (with optional query parameters).

Author:
Shawn Bayern
See Also:
Serialized Form

Field Summary
protected  String context
           
protected  String url
           
 
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
RedirectSupport()
           
 
Method Summary
 void addParameter(String name, String value)
          Adds a parameter to this tag's URL.
 int doEndTag()
          Default processing of the end tag returning EVAL_PAGE.
 int doStartTag()
          Default processing of the start tag returning EVAL_BODY_BUFFERED.
 void release()
          Release state.
 void setScope(String scope)
           
 void setVar(String var)
           
 
Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
doAfterBody, doInitBody, getBodyContent, getPreviousOut, setBodyContent
 
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
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
 
Methods inherited from interface javax.servlet.jsp.tagext.Tag
getParent, setPageContext, setParent
 

Field Detail

url

protected String url

context

protected String context
Constructor Detail

RedirectSupport

public RedirectSupport()
Method Detail

setVar

public void setVar(String var)

setScope

public void setScope(String scope)

addParameter

public void addParameter(String name,
                         String value)
Description copied from interface: ParamParent
Adds a parameter to this tag's URL. The intent is that the <param> subtag will call this to register URL parameters. Assumes that 'name' and 'value' are appropriately encoded and do not contain any meaningful metacharacters; in order words, escaping is the responsibility of the caller.

Specified by:
addParameter in interface ParamParent
See Also:
ParamSupport

doStartTag

public int doStartTag()
               throws JspException
Description copied from class: BodyTagSupport
Default processing of the start tag returning EVAL_BODY_BUFFERED.

Specified by:
doStartTag in interface Tag
Overrides:
doStartTag in class BodyTagSupport
Returns:
EVAL_BODY_BUFFERED
Throws:
JspException - if an error occurred while processing this tag
See Also:
Tag.doStartTag()

doEndTag

public int doEndTag()
             throws JspException
Description copied from class: BodyTagSupport
Default processing of the end tag returning EVAL_PAGE.

Specified by:
doEndTag in interface Tag
Overrides:
doEndTag in class BodyTagSupport
Returns:
EVAL_PAGE
Throws:
JspException - if an error occurred while processing this tag
See Also:
Tag.doEndTag()

release

public void release()
Description copied from class: BodyTagSupport
Release state.

Specified by:
release in interface Tag
Overrides:
release in class BodyTagSupport
See Also:
Tag.release()


Copyright © 2008 Mort Bay Consulting. All Rights Reserved.