/*

  * Copyright 2004-2011 the Seasar Foundation and the Others.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,

  * either express or implied. See the License for the specific language

  * governing permissions and limitations under the License.

  */

 package org.seasar.teeda.core.context.creator.portlet;

 import javax.faces.context.ExternalContext;

 import javax.portlet.PortletContext;

 import javax.portlet.PortletRequest;

 import javax.portlet.PortletResponse;

 import org.seasar.teeda.core.context.creator.ExternalContextCreator;

 import org.seasar.teeda.core.context.portlet.PortletExternalContextImpl;

 /**

  * @author shot

  * 

  */

 public class PortletExternalContextCreator implements ExternalContextCreator {

     public ExternalContext create(Object context, Object request,

             Object response) {

         if (!PortletEnvironmentUtil.isPortletEnvironment(context, request,

                 response)) {

             return null;

         }

         return createPortletContext((PortletContext) context,

                 (PortletRequest) request, (PortletResponse) response);

     }

     protected ExternalContext createPortletContext(PortletContext context,

             PortletRequest request, PortletResponse response) {

         return new PortletExternalContextImpl(context, request, response);

     }

 }