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// ========================================================================
// Copyright (c) 2006-2009 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
// The Eclipse Public License is available at 
// http://www.eclipse.org/legal/epl-v10.html
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
// You may elect to redistribute this code under either of these licenses. 
// ========================================================================

package org.eclipse.jetty.plus.annotation;

import javax.servlet.ServletException;

import org.eclipse.jetty.servlet.ServletHolder;

/**
 * RunAs
 * 
 * Represents a <run-as> element in web.xml, or a runAs annotation.
 */
public class RunAs
{
    private String _className;
    private String _roleName;

    public RunAs()
    {}


    public void setTargetClassName (String className)
    {
        _className = className;
    }
    
    public String getTargetClassName()
    {
        return _className;
    }

    public void setRoleName (String roleName)
    {
        _roleName = roleName;
    }

    public String getRoleName ()
    {
        return _roleName;
    }


    public void setRunAs (ServletHolder holder)
    throws ServletException
    {
        if (holder == null)
            return;
        String className = holder.getClassName();

        if (className.equals(_className))
        {
            //Only set the RunAs if it has not already been set, presumably by web/web-fragment.xml
            if (holder.getRegistration().getRunAsRole() == null)
                holder.getRegistration().setRunAsRole(_roleName);
        }
            
    }
}