RenderKitFactoryImpl.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2016 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.faces.renderkit;

import java.util.Iterator;
import java.util.concurrent.ConcurrentHashMap;

import javax.faces.context.FacesContext;
import javax.faces.render.RenderKit;
import javax.faces.render.RenderKitFactory;

import com.sun.faces.util.MessageUtils;


public class RenderKitFactoryImpl extends RenderKitFactory {

//
// Protected Constants
//
    protected String renderKitId;
    protected String className;
    protected ConcurrentHashMap<String,RenderKit> renderKits;

//
// Class Variables
//

// Attribute Instance Variables

// Relationship Instance Variables

//
// Constructors and Initializers
//
    /**
     * Constructor registers default Render kit.
     */
    public RenderKitFactoryImpl() {
        super(null);
        renderKits = new ConcurrentHashMap<>();
        addRenderKit(HTML_BASIC_RENDER_KIT, new RenderKitImpl());
    }


    @Override
    public void addRenderKit(String renderKitId, RenderKit renderKit) {

        if (renderKitId == null) {
            String message = MessageUtils.getExceptionMessageString
                (MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "renderKitId");
            throw new NullPointerException(message);
        }
        if (renderKit == null) {
            String message = MessageUtils.getExceptionMessageString
                (MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "renderKit");
            throw new NullPointerException(message);
        }
        
        renderKits.put(renderKitId, renderKit);
       
    }


    @Override
    public RenderKit getRenderKit(FacesContext context, String renderKitId) {

        if (renderKitId == null) {
            String message = MessageUtils.getExceptionMessageString
                (MessageUtils.NULL_PARAMETERS_ERROR_MESSAGE_ID, "renderKitId");
            throw new NullPointerException(message);
        }
        //PENDING (rogerk) do something with FacesContext ...
        //
        // If an instance already exists, return it.
        //       

        return renderKits.get(renderKitId);
    }


    @Override
    public Iterator<String> getRenderKitIds() {
        return (renderKits.keySet().iterator());
    }

}