| /* |
| * 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.axis2.transport.tcp; |
| |
| import org.apache.axis2.AxisFault; |
| import org.apache.axis2.description.OutInAxisOperation; |
| import org.apache.axis2.engine.AxisEngine; |
| import org.apache.axis2.context.MessageContext; |
| import org.apache.axis2.transport.OutTransportInfo; |
| import org.apache.axis2.transport.TransportUtils; |
| import org.apache.axis2.transport.MessageFormatter; |
| import org.apache.axis2.transport.base.AbstractTransportSender; |
| import org.apache.axis2.transport.base.BaseUtils; |
| import org.apache.axiom.soap.SOAPEnvelope; |
| import org.apache.axiom.om.OMOutputFormat; |
| import org.apache.axis2.util.MessageProcessorSelector; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.net.InetSocketAddress; |
| import java.net.Socket; |
| import java.net.SocketAddress; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Map; |
| import java.util.HashMap; |
| |
| public class TCPTransportSender extends AbstractTransportSender { |
| |
| public void sendMessage(MessageContext msgContext, String targetEPR, |
| OutTransportInfo outTransportInfo) throws AxisFault { |
| |
| if (targetEPR != null) { |
| Map<String,String> params = getURLParameters(targetEPR); |
| int timeout = -1; |
| if (params.containsKey("timeout")) { |
| timeout = Integer.parseInt(params.get("timeout")); |
| } |
| Socket socket = openTCPConnection(targetEPR, timeout); |
| msgContext.setProperty(TCPConstants.TCP_OUTPUT_SOCKET, socket); |
| |
| String contentType = params.get("contentType"); |
| if (contentType == null) { |
| contentType = TCPConstants.TCP_DEFAULT_CONTENT_TYPE; |
| } |
| |
| try { |
| writeOut(msgContext, socket, contentType); |
| if (!msgContext.getOptions().isUseSeparateListener() && !msgContext.isServerSide()){ |
| waitForReply(msgContext, socket, contentType); |
| } |
| } catch (IOException e) { |
| handleException("Error while sending a TCP request", e); |
| } |
| |
| } else if (outTransportInfo != null && (outTransportInfo instanceof TCPOutTransportInfo)) { |
| TCPOutTransportInfo outInfo = (TCPOutTransportInfo) outTransportInfo; |
| try { |
| writeOut(msgContext, outInfo.getSocket(), outInfo.getContentType()); |
| } catch (IOException e) { |
| handleException("Error while sending a TCP response", e); |
| } finally { |
| closeConnection(outInfo.getSocket()); |
| } |
| } |
| } |
| |
| private void writeOut(MessageContext msgContext, Socket socket, |
| String contentType) throws IOException { |
| MessageFormatter messageFormatter = MessageProcessorSelector.getMessageFormatter(msgContext); |
| OMOutputFormat format = BaseUtils.getOMOutputFormat(msgContext); |
| format.setContentType(contentType); |
| OutputStream out = socket.getOutputStream(); |
| messageFormatter.writeTo(msgContext, format, out, false); |
| out.flush(); |
| } |
| |
| @Override |
| public void cleanup(MessageContext msgContext) throws AxisFault { |
| Object socketObj = msgContext.getProperty(TCPConstants.TCP_OUTPUT_SOCKET); |
| if (socketObj != null) { |
| closeConnection((Socket) socketObj); |
| } |
| } |
| |
| private void waitForReply(MessageContext msgContext, Socket socket, |
| String contentType) throws AxisFault { |
| |
| if (!(msgContext.getAxisOperation() instanceof OutInAxisOperation) && |
| msgContext.getProperty(org.apache.axis2.Constants.PIGGYBACK_MESSAGE) == null) { |
| return; |
| } |
| |
| try { |
| MessageContext responseMsgCtx = createResponseMessageContext(msgContext); |
| SOAPEnvelope envelope = TransportUtils.createSOAPMessage(msgContext, |
| socket.getInputStream(), contentType); |
| responseMsgCtx.setEnvelope(envelope); |
| AxisEngine.receive(responseMsgCtx); |
| } catch (Exception e) { |
| handleException("Error while processing response", e); |
| } |
| } |
| |
| private Map<String,String> getURLParameters(String url) throws AxisFault { |
| try { |
| Map<String,String> params = new HashMap<String,String>(); |
| URI tcpUrl = new URI(url); |
| String query = tcpUrl.getQuery(); |
| if (query != null) { |
| String[] paramStrings = query.split("&"); |
| for (String p : paramStrings) { |
| int index = p.indexOf('='); |
| params.put(p.substring(0, index), p.substring(index+1)); |
| } |
| } |
| return params; |
| } catch (URISyntaxException e) { |
| handleException("Malformed tcp url", e); |
| } |
| return null; |
| } |
| |
| private Socket openTCPConnection(String url, int timeout) throws AxisFault { |
| try { |
| URI tcpUrl = new URI(url); |
| if (!tcpUrl.getScheme().equals("tcp")) { |
| throw new Exception("Invalid protocol prefix : " + tcpUrl.getScheme()); |
| } |
| SocketAddress address = new InetSocketAddress(tcpUrl.getHost(), tcpUrl.getPort()); |
| Socket socket = new Socket(); |
| if (timeout != -1) { |
| socket.setSoTimeout(timeout); |
| } |
| socket.connect(address); |
| return socket; |
| } catch (Exception e) { |
| handleException("Error while opening TCP connection to : " + url, e); |
| } |
| return null; |
| } |
| |
| private void closeConnection(Socket socket) { |
| try { |
| socket.close(); |
| } catch (IOException e) { |
| log.error("Error while closing a TCP socket", e); |
| } |
| } |
| } |