AtmosphereSpringServlet.java

/*
 * Copyright 2017 Async-IO.org
 *
 * 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.atmosphere.spring.bean;

import org.atmosphere.cpr.AtmosphereFramework;
import org.atmosphere.cpr.AtmosphereRequestImpl;
import org.atmosphere.cpr.AtmosphereResponseImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.context.support.WebApplicationContextUtils;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * Spring Atmosphere's Servlet.
 *
 * @author Evgeny Konovalov
 */
public class AtmosphereSpringServlet extends HttpServlet {

    private static final long serialVersionUID = 6755906261738522768L;

    @Autowired
    private AtmosphereFramework framework;
    
    @Autowired
	private AtmosphereSpringContext atmosphereSpringContext;

    @Override
    public void init(ServletConfig config) throws ServletException {
        super.init(config);
        
     	WebApplicationContextUtils.
                getRequiredWebApplicationContext(getServletContext()).
                getAutowireCapableBeanFactory().
                autowireBean(this);
     	
        // set the real servlet context
        atmosphereSpringContext.setServletContext(config.getServletContext());
     	framework.init(atmosphereSpringContext, false);

    }

    @Override
    public void doHead(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doOptions(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doTrace(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doDelete(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doPut(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doGet(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException {
        doPost(req, res);
    }

    @Override
    public void doPost(HttpServletRequest req, HttpServletResponse res)
            throws IOException, ServletException {
        framework.doCometSupport(AtmosphereRequestImpl.wrap(req), AtmosphereResponseImpl.wrap(res));
    }

}