| /** |
| * 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.camel.component.sip; |
| |
| import java.util.Properties; |
| |
| import javax.sip.ListeningPoint; |
| import javax.sip.SipProvider; |
| import javax.sip.SipStack; |
| import javax.sip.message.Request; |
| |
| import org.apache.camel.CamelExchangeException; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.ServicePoolAware; |
| import org.apache.camel.component.sip.listener.SipPublishListener; |
| import org.apache.camel.impl.DefaultProducer; |
| |
| public class SipPublisher extends DefaultProducer implements ServicePoolAware { |
| private SipConfiguration configuration; |
| private long sequenceNumber = 1; |
| private SipPublishListener sipPublishListener; |
| private SipProvider provider; |
| private SipStack sipStack; |
| |
| public SipPublisher(SipEndpoint sipEndpoint, SipConfiguration configuration) { |
| super(sipEndpoint); |
| this.setConfiguration(configuration); |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| super.doStart(); |
| Properties properties = configuration.createInitialProperties(); |
| setSipStack(configuration.getSipFactory().createSipStack(properties)); |
| |
| configuration.parseURI(); |
| if (sipPublishListener == null) { |
| sipPublishListener = new SipPublishListener(this); |
| } |
| |
| configuration.setListeningPoint( |
| sipStack.createListeningPoint(configuration.getFromHost(), Integer.valueOf(configuration.getFromPort()).intValue(), configuration.getTransport())); |
| |
| boolean found = false; |
| if (provider != null) { |
| for (ListeningPoint listeningPoint : provider.getListeningPoints()) { |
| if (listeningPoint.getIPAddress().equalsIgnoreCase(configuration.getListeningPoint().getIPAddress()) |
| && (listeningPoint.getPort() == configuration.getListeningPoint().getPort())) { |
| found = true; |
| } |
| } |
| } |
| if (!found) { |
| provider = getSipStack().createSipProvider(configuration.getListeningPoint()); |
| provider.addSipListener(sipPublishListener); |
| configuration.setCallIdHeader(provider.getNewCallId()); |
| } |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| super.doStop(); |
| getSipStack().deleteListeningPoint(configuration.getListeningPoint()); |
| provider.removeSipListener(sipPublishListener); |
| getSipStack().deleteSipProvider(provider); |
| getSipStack().stop(); |
| } |
| |
| public void process(Exchange exchange) throws Exception { |
| String requestMethod = exchange.getIn().getHeader("REQUEST_METHOD", String.class); |
| if (requestMethod == null) { |
| throw new CamelExchangeException("Missing mandatory Header: REQUEST_HEADER", exchange); |
| } |
| Object body = exchange.getIn().getBody(); |
| |
| Request request = configuration.createSipRequest(sequenceNumber, requestMethod, body); |
| provider.sendRequest(request); |
| } |
| |
| public void setConfiguration(SipConfiguration configuration) { |
| this.configuration = configuration; |
| } |
| |
| public SipConfiguration getConfiguration() { |
| return configuration; |
| } |
| |
| public void setSipStack(SipStack sipStack) { |
| this.sipStack = sipStack; |
| } |
| |
| public SipStack getSipStack() { |
| return sipStack; |
| } |
| |
| } |