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Apache CXF example source code file (SoapTcpDestination.java)

This example Apache CXF source code file (SoapTcpDestination.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Apache CXF tags/keywords

exception, exception, io, iobuffer, iobuffer, list, log, log, logging, net, network, object, soaptcpchannel, soaptcpdestination, soaptcpmessage, soaptcpmessage, soaptcpsessionstate, string, string, util

The Apache CXF SoapTcpDestination.java source code

/**
 * 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.cxf.binding.soap.tcp;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Logger;

import org.apache.cxf.Bus;
import org.apache.cxf.binding.soap.tcp.frames.SoapTcpMessage;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.ExchangeImpl;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageImpl;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.transport.AbstractDestination;
import org.apache.cxf.transport.Conduit;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.service.IoAcceptor;
import org.apache.mina.core.service.IoHandler;
import org.apache.mina.core.session.IdleStatus;
import org.apache.mina.core.session.IoSession;
import org.apache.mina.filter.codec.ProtocolCodecFilter;
import org.apache.mina.filter.logging.LoggingFilter;
import org.apache.mina.transport.socket.nio.NioSocketAcceptor;

public final class SoapTcpDestination extends AbstractDestination implements IoHandler {
    private static final String MAGIC_IDENTIFIER = "vnd.sun.ws.tcp";
    private static final Logger LOG = LogUtils.getL7dLogger(SoapTcpDestination.class);
    
    public SoapTcpDestination(EndpointReferenceType ref, EndpointInfo ei) throws IOException {
        this(null, ref, ei);
    }
    
    public SoapTcpDestination(Bus b, EndpointReferenceType ref, EndpointInfo ei) throws IOException {
        super(b, ref, ei);
        
        String address = ref.getAddress().getValue();
        if (address.contains("soap.tcp://")) {
            //String endPointAddress = address;
            int beginIndex = address.indexOf("://");
            int endIndex = address.indexOf(":", beginIndex + 1);
            //String hostName = address.substring(beginIndex + 3, endIndex);
            beginIndex = endIndex;
            endIndex = address.indexOf("/", beginIndex);
            int port = Integer.parseInt(address.substring(beginIndex + 1, endIndex));
            //System.out.println("hostName: " + hostName);
            //System.out.println("port: " + port);
            
            IoAcceptor acceptor = new NioSocketAcceptor();
            acceptor.getFilterChain().addLast("logger", new LoggingFilter());
            //acceptor.getFilterChain().addLast("LowLevelProtocol", new SoapTcpIoFilter());
            acceptor.getFilterChain().addLast("HighLevelProtocol",
                                              new ProtocolCodecFilter(new SoapTcpCodecFactory()));
            acceptor.setDefaultLocalAddress(new InetSocketAddress(port));
            acceptor.setHandler(this);
            acceptor.bind();
            System.out.println("server is listenig at port " + port);
        }
    }
    
    @Override
    protected Conduit getInbuiltBackChannel(Message inMessage) {
        return inMessage.getExchange().getConduit(inMessage);
    }

    @Override
    protected Logger getLogger() {
        return LOG;
    }

    public void exceptionCaught(IoSession session, Throwable cause) throws Exception {
        // TODO Auto-generated method stub
        
    }

    public void messageReceived(IoSession session, Object message) throws Exception {
        if (message instanceof SoapTcpMessage) {
            BackendTcpConduit conduit = (BackendTcpConduit)session.getAttribute("conduit");
            if (conduit == null) {
                conduit = new BackendTcpConduit(session);
                session.setAttribute("conduit", conduit);
            }
            
            if (((SoapTcpMessage)message).getChannelId() == 0) {
                ChannelService.service(session, (SoapTcpMessage)message);
            } else {
                Message msg = new MessageImpl();
                Exchange exchange = new ExchangeImpl();
                exchange.setConduit(conduit);
                exchange.setDestination(this);
                msg.setExchange(exchange);
                msg.setContent(InputStream.class, ((SoapTcpMessage)message).getContentAsStream());
                msg.setContent(SoapTcpChannel.class, getChannel(session, (SoapTcpMessage)message));
                msg.setContent(IoSession.class, session);
                incomingObserver.onMessage(msg);
            }
        } else if (message instanceof IoBuffer) {
            SoapTcpSessionState sessionState = (SoapTcpSessionState)session.getAttribute("sessionState");
            if (sessionState != null
                && sessionState.getStateId() == SoapTcpSessionState.SOAP_TCP_SESSION_STATE_NEW) {
                IoBuffer buffer = (IoBuffer) message;
                InputStream inStream = buffer.asInputStream();
                byte magicIdBuffer[] = new byte[MAGIC_IDENTIFIER.length()];
                inStream.read(magicIdBuffer);
                String magicId = new String(magicIdBuffer, "US-ASCII");
                if (magicId.equals(MAGIC_IDENTIFIER)) {
                    int version[] = new int[4];
                    DataCodingUtils.readInts4(inStream, version, 4);
                    if (version[0] == SoapTcpProtocolConsts.PROTOCOL_VERSION_MAJOR
                        && version[1] == SoapTcpProtocolConsts.PROTOCOL_VERSION_MINOR
                        && version[2] == SoapTcpProtocolConsts.CONNECTION_MANAGEMENT_VERSION_MAJOR
                        && version[3] == SoapTcpProtocolConsts.CONNECTION_MANAGEMENT_VERSION_MINOR) {
                        sessionState.setStateId(SoapTcpSessionState.SOAP_TCP_SESSION_STATE_AFTER_HANDSHAKE);
                        IoBuffer response = IoBuffer.allocate(2);
                        OutputStream out = response.asOutputStream();
                        DataCodingUtils.writeInts4(out, SoapTcpProtocolConsts.PROTOCOL_VERSION_MAJOR,
                                                   SoapTcpProtocolConsts.PROTOCOL_VERSION_MINOR,
                                                   SoapTcpProtocolConsts.CONNECTION_MANAGEMENT_VERSION_MAJOR,
                                                   SoapTcpProtocolConsts.CONNECTION_MANAGEMENT_VERSION_MINOR);
                        out.close();
                        response.flip();
                        session.write(response);
                    }
                }
            }
        }
    }

    public void messageSent(IoSession session, Object message) throws Exception {
        System.out.println("messageSent");
        
    }

    public void sessionClosed(IoSession session) throws Exception {
        System.out.println("sessionClosed");
        
    }

    public void sessionCreated(IoSession session) throws Exception {
        System.out.println("sessionCreated");
        
    }

    public void sessionIdle(IoSession session, IdleStatus status) throws Exception {
        System.out.println("sessionIdle");
        
    }

    public void sessionOpened(IoSession session) throws Exception {
        System.out.println("sessionOpened");
        session.setAttribute("sessionState", new SoapTcpSessionState());
        List<SoapTcpChannel> channels = new ArrayList();
        SoapTcpChannel channel0 = new SoapTcpChannel(0, "");
        channels.add(channel0);
        session.setAttribute("channels", channels);
        
    }

    @SuppressWarnings("unchecked")
    private SoapTcpChannel getChannel(IoSession session, SoapTcpMessage message) {
        List<SoapTcpChannel> channels = (List)session.getAttribute("channels");
        if (channels != null) {
            for (SoapTcpChannel channel : channels) {
                if (channel.getChannelId() == message.getChannelId()) {
                    return channel;
                }
            }
        }
        return null;
    }
}

Other Apache CXF examples (source code examples)

Here is a short list of links related to this Apache CXF SoapTcpDestination.java source code file:

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