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package org.mule.transport.tcp; |
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import org.mule.DefaultMuleMessage; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.endpoint.OutboundEndpoint; |
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import org.mule.api.retry.RetryContext; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.transport.NullPayload; |
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import java.io.BufferedOutputStream; |
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import java.io.IOException; |
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import java.net.Socket; |
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import java.net.SocketTimeoutException; |
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|
32 | 0 | public class LocalSocketTcpMessageDispatcher extends TcpMessageDispatcher |
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{ |
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private AbstractTcpSocketFactory socketFactory; |
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private Socket socket; |
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public LocalSocketTcpMessageDispatcher(OutboundEndpoint endpoint) |
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{ |
40 | 0 | super(endpoint); |
41 | 0 | this.socketFactory = this.getConnector().getSocketFactory(); |
42 | 0 | } |
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|
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@Override |
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public TcpConnector getConnector() |
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{ |
47 | 0 | return (TcpConnector) super.getConnector(); |
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} |
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|
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@Override |
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protected void doDispatch(MuleEvent event) throws Exception |
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{ |
53 | 0 | dispatchToSocket(event); |
54 | 0 | } |
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|
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@Override |
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protected synchronized MuleMessage doSend(MuleEvent event) throws Exception |
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{ |
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try |
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{ |
61 | 0 | dispatchToSocket(event); |
62 | 0 | if (returnResponse(event)) |
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{ |
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try |
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{ |
66 | 0 | Object result = receiveFromSocket(socket, event.getTimeout(), endpoint); |
67 | 0 | if (result == null) |
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{ |
69 | 0 | return new DefaultMuleMessage(NullPayload.getInstance(), this.getConnector().getMuleContext()); |
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} |
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|
72 | 0 | if (result instanceof MuleMessage) |
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{ |
74 | 0 | return (MuleMessage) result; |
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} |
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|
77 | 0 | return new DefaultMuleMessage(result, this.getConnector() |
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.getMuleContext()); |
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} |
80 | 0 | catch (Exception ex) |
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{ |
82 | 0 | if (logger.isInfoEnabled()) |
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{ |
84 | 0 | logger.info("Error occurred while Reading; Message: " + ex.getMessage(), ex); |
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} |
86 | 0 | closeSocket(); |
87 | 0 | throw ex; |
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} |
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|
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} |
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else |
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{ |
93 | 0 | return event.getMessage(); |
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} |
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} |
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finally |
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{ |
98 | 0 | if (!this.getConnector().isKeepSendSocketOpen()) |
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{ |
100 | 0 | closeSocket(); |
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} |
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} |
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} |
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private void closeSocket() |
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{ |
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try |
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{ |
109 | 0 | socket.close(); |
110 | 0 | socket = null; |
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} |
112 | 0 | catch (Exception ex) |
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{ |
114 | 0 | logger.info("Error occurred while closing socket; Message: " + ex.getMessage()); |
115 | 0 | } |
116 | 0 | } |
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protected void dispatchToSocket(MuleEvent event) throws Exception |
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{ |
120 | 0 | if (socket == null || socket.isClosed()) |
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{ |
122 | 0 | if (logger.isDebugEnabled()) |
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{ |
124 | 0 | logger.debug("Socket is null; Creating... "); |
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} |
126 | 0 | TcpSocketKey socketKey = new TcpSocketKey(endpoint); |
127 | 0 | socket = (Socket) socketFactory.makeObject(socketKey); |
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} |
129 | 0 | if (logger.isDebugEnabled()) |
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{ |
131 | 0 | logger.debug("Is socket closed? " + (socket != null && socket.isClosed())); |
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} |
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try |
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{ |
135 | 0 | Object payload = event.getMessage().getPayload(); |
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|
140 | 0 | event.getMessage().setPayload(payload); |
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|
143 | 0 | write(payload); |
144 | 0 | return; |
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} |
146 | 0 | catch (IOException ioEx) |
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{ |
148 | 0 | closeSocket(); |
149 | 0 | if (logger.isInfoEnabled()) |
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{ |
151 | 0 | logger.info("Error occurred while Writing; Message: " + ioEx.getMessage(), ioEx); |
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} |
153 | 0 | if (ioEx instanceof SocketTimeoutException) |
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{ |
155 | 0 | throw ioEx; |
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} |
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} |
158 | 0 | catch (Exception ex) |
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{ |
160 | 0 | logger.info("Unknown Error occurred while Writing; Message: " + ex.getMessage(), ex); |
161 | 0 | } |
162 | 0 | } |
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|
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private void write(Object data) throws IOException, TransformerException |
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{ |
166 | 0 | BufferedOutputStream bos = new BufferedOutputStream(socket.getOutputStream()); |
167 | 0 | this.getConnector().getTcpProtocol().write(bos, data); |
168 | 0 | bos.flush(); |
169 | 0 | } |
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|
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@Override |
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public RetryContext validateConnection(RetryContext retryContext) |
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{ |
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try |
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{ |
176 | 0 | retryContext.setOk(); |
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} |
178 | 0 | catch (Exception ex) |
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{ |
180 | 0 | retryContext.setFailed(ex); |
181 | 0 | } |
182 | 0 | return retryContext; |
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} |
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} |