package org.apache.jetspeed.services.jsp.tags;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2000-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Jetspeed" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache" or
* "Apache Jetspeed", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
//import java.util.*;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.TagSupport;
// Turbine Classes
import org.apache.turbine.util.Log;
import org.apache.turbine.services.jsp.JspService;
import org.apache.ecs.ConcreteElement;
import org.apache.jetspeed.services.resources.JetspeedResources;
import org.apache.jetspeed.services.rundata.JetspeedRunData;
import org.apache.jetspeed.util.template.JetspeedTool;
/**
* Supporting class for the pane tag.
* Builds the output of a PSML config file and insert it within the
* current JSP page
*
* @author <a href="mailto:raphael@apache.org">Rapha�l Luta</a>
* @author <a href="mailto:morciuch@apache.org">Mark Orciuch</a>
* @version $Id: JetspeedPaneTag.java,v 1.4 2002/11/11 22:35:18 morciuch Exp $
*/
public class JetspeedPaneTag extends TagSupport
{
private String name = null;
public void setName(String name)
{
this.name = name;
}
public String getName()
{
return this.name;
}
/**
* Method called when the tag is encountered to send attributes to the
* output stream
*
* @return SKIP_BODY, as it is intended to be a single tag.
*/
public int doStartTag() throws JspException
{
JetspeedRunData data = (JetspeedRunData) pageContext.getAttribute(JspService.RUNDATA, PageContext.REQUEST_SCOPE);
// retrieve the name attribute val
if (this.name == null)
{
this.name = JetspeedResources.getString("screen.homepage");
}
try
{
pageContext.getOut().flush();
ConcreteElement result = new ConcreteElement();
if (data != null && data.getUser() != null)
{
JetspeedTool jt = new JetspeedTool(data);
String jspeid = (String) data.getUser().getTemp("js_peid");
if (jspeid != null)
{
data.setMode(JetspeedRunData.MAXIMIZE);
result = jt.getPortletById(jspeid);
}
else
{
result = jt.getPane(this.name);
}
}
// Check whether this is an "old" screen (that returns a ConcreteElement)
// or a "new" one that returns null.
if (result != null)
{
//The ECS element must serialize in the character encoding
// of the response
result.setCodeSet(data.getResponse().getCharacterEncoding());
result.output(data.getResponse().getWriter());
}
}
catch (Exception e)
{
String message = "Error processing name '" + name + "'.";
Log.error(message, e);
try
{
data.getOut().print("Error processing ecs screen '" + name + "'. See log for more information.");
}
catch (java.io.IOException ioe)
{
}
}
return SKIP_BODY;
}
}