/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.servicemix.cxf.transport.http_osgi;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.ServletException;

import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ApplicationContext;

public class SpringOsgiServlet extends OsgiServlet implements ApplicationContextAware {

    private ApplicationContext applicationContext;

    public SpringOsgiServlet(OsgiDestinationRegistry transport) {
        super(transport);
    }

    public ApplicationContext getApplicationContext() {
        return applicationContext;
    }

    public void setApplicationContext(ApplicationContext applicationContext) {
        this.applicationContext = applicationContext;
    }

    public void invoke(HttpServletRequest request, HttpServletResponse res) throws ServletException {
        ClassLoader cl = Thread.currentThread().getContextClassLoader();
        try {
            Thread.currentThread().setContextClassLoader(applicationContext.getClassLoader());
            super.invoke(request, res);
        } finally {
            Thread.currentThread().setContextClassLoader(cl);
        }
    }
}