/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package javax.servlet.jsp.tagext;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.JspException;
/**
* Adapts an object to the tag hierarchy.
*/
public class TagAdapter implements Tag {
private SimpleTag _adaptee;
/**
* Creates a new adapter.
*/
public TagAdapter(SimpleTag adaptee)
{
_adaptee = adaptee;
}
/**
* Returns the wrapped object.
*/
public JspTag getAdaptee()
{
return _adaptee;
}
/**
* Returns the parent tag.
*/
public Tag getParent()
{
JspTag parent = _adaptee.getParent();
if (parent == null)
return null;
else if (parent instanceof Tag)
return (Tag) parent;
else
return new TagAdapter((SimpleTag) parent);
}
/**
* Stubbed.
*/
public void setPageContext(PageContext pc)
{
throw new UnsupportedOperationException();
}
/**
* Stubbed.
*/
public void setParent(Tag parent)
{
throw new UnsupportedOperationException();
}
/**
* Stubbed.
*/
public int doStartTag() throws JspException
{
throw new UnsupportedOperationException();
}
/**
* Stubbed.
*/
public int doEndTag() throws JspException
{
throw new UnsupportedOperationException();
}
/**
* Stubbed.
*/
public void release()
{
throw new UnsupportedOperationException();
}
public String toString()
{
return "javax.servlet.jsp.tagext.TagAdapter[" + _adaptee + "]";
}
}