org.usergrid.websocket.WebSocketServerPipelineFactory Maven / Gradle / Ivy

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WebSocket API for Usergrid system.
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/*******************************************************************************
 * Copyright 2012 Apigee Corporation
 * 
 * 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.usergrid.websocket;

import static org.jboss.netty.channel.Channels.pipeline;

import javax.net.ssl.SSLEngine;

import org.apache.shiro.mgt.SessionsSecurityManager;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelPipelineFactory;
import org.jboss.netty.handler.codec.http.HttpChunkAggregator;
import org.jboss.netty.handler.codec.http.HttpRequestDecoder;
import org.jboss.netty.handler.codec.http.HttpResponseEncoder;
import org.jboss.netty.handler.execution.ExecutionHandler;
import org.jboss.netty.handler.ssl.SslHandler;
import org.usergrid.management.ManagementService;
import org.usergrid.persistence.EntityManagerFactory;
import org.usergrid.services.ServiceManagerFactory;

public class WebSocketServerPipelineFactory implements ChannelPipelineFactory {

	private final ExecutionHandler executionHandler;
	private final EntityManagerFactory emf;
	private final ServiceManagerFactory smf;
	private final ManagementService management;
	private final SessionsSecurityManager securityManager;
	private final boolean ssl;

	public WebSocketServerPipelineFactory(EntityManagerFactory emf,
			ServiceManagerFactory smf, ManagementService management,
			SessionsSecurityManager securityManager,
			ExecutionHandler executionHandler, boolean ssl) {
		this.emf = emf;
		this.smf = smf;
		this.management = management;
		this.securityManager = securityManager;
		this.executionHandler = executionHandler;
		this.ssl = ssl;
	}

	@Override
	public ChannelPipeline getPipeline() throws Exception {
		// Create a default pipeline implementation.
		ChannelPipeline pipeline = pipeline();
		if (ssl) {
			SSLEngine sslEngine = WebSocketSslContextFactory.getServerContext()
					.createSSLEngine();
			sslEngine.setUseClientMode(false);
			pipeline.addLast("ssl", new SslHandler(sslEngine));
		}
		pipeline.addLast("decoder", new HttpRequestDecoder());
		pipeline.addLast("aggregator", new HttpChunkAggregator(65536));
		pipeline.addLast("encoder", new HttpResponseEncoder());
		pipeline.addLast("execution", executionHandler);
		pipeline.addLast("handler", new WebSocketChannelHandler(emf, smf,
				management, securityManager, ssl));
		return pipeline;
	}
}