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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.ImmutableEndpoint; |
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import org.mule.api.endpoint.OutboundEndpoint; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.transport.AbstractMessageDispatcher; |
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import java.io.BufferedInputStream; |
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import java.io.BufferedOutputStream; |
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import java.io.DataInputStream; |
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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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public class TcpMessageDispatcher extends AbstractMessageDispatcher |
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{ |
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private final TcpConnector connector; |
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public TcpMessageDispatcher(OutboundEndpoint endpoint) |
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{ |
38 | 83 | super(endpoint); |
39 | 83 | this.connector = (TcpConnector) endpoint.getConnector(); |
40 | 83 | } |
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protected synchronized void doDispatch(MuleEvent event) throws Exception |
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{ |
44 | 2741 | Socket socket = connector.getSocket(event.getEndpoint()); |
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try |
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{ |
47 | 1655 | dispatchToSocket(socket, event); |
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} |
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finally |
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{ |
51 | 1655 | connector.releaseSocket(socket, event.getEndpoint()); |
52 | 1655 | } |
53 | 1655 | } |
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protected synchronized MuleMessage doSend(MuleEvent event) throws Exception |
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{ |
57 | 99 | Socket socket = connector.getSocket(event.getEndpoint()); |
58 | 99 | dispatchToSocket(socket, event); |
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|
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try |
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{ |
62 | 99 | if (useRemoteSync(event)) |
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{ |
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try |
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{ |
66 | 45 | Object result = receiveFromSocket(socket, event.getTimeout(), endpoint); |
67 | 44 | if (result == null) |
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{ |
69 | 7 | return null; |
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} |
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|
72 | 37 | if (result instanceof MuleMessage) |
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{ |
74 | 4 | return (MuleMessage) result; |
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} |
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|
77 | 33 | return new DefaultMuleMessage(connector.getMessageAdapter(result)); |
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} |
79 | 0 | catch (SocketTimeoutException e) |
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{ |
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|
82 | 0 | logger.info("Socket timed out normally while doing a synchronous receive on endpointUri: " |
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+ event.getEndpoint().getEndpointURI()); |
84 | 0 | return null; |
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} |
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} |
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else |
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{ |
89 | 54 | return event.getMessage(); |
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} |
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} |
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finally |
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{ |
94 | 99 | if (!useRemoteSync(event)) |
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{ |
96 | 54 | connector.releaseSocket(socket, endpoint); |
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} |
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} |
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} |
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private void dispatchToSocket(Socket socket, MuleEvent event) throws Exception |
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{ |
105 | 1754 | Object payload = event.transformMessage(); |
106 | 1754 | write(socket, payload); |
107 | 1754 | } |
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private void write(Socket socket, Object data) throws IOException, TransformerException |
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{ |
111 | 1754 | BufferedOutputStream bos = new BufferedOutputStream(socket.getOutputStream()); |
112 | 1754 | connector.getTcpProtocol().write(bos, data); |
113 | 1754 | bos.flush(); |
114 | 1754 | } |
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protected static Object receiveFromSocket(final Socket socket, int timeout, final ImmutableEndpoint endpoint) |
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throws IOException |
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{ |
119 | 55 | final TcpConnector connector = (TcpConnector) endpoint.getConnector(); |
120 | 55 | DataInputStream underlyingIs = new DataInputStream(new BufferedInputStream(socket.getInputStream())); |
121 | 55 | TcpInputStream tis = new TcpInputStream(underlyingIs) |
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{ |
123 | 55 | public void close() throws IOException |
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{ |
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try |
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{ |
127 | 55 | connector.releaseSocket(socket, endpoint); |
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} |
129 | 0 | catch (IOException e) |
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{ |
131 | 0 | throw e; |
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} |
133 | 0 | catch (Exception e) |
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{ |
135 | 0 | IOException e2 = new IOException(); |
136 | 0 | e2.initCause(e); |
137 | 0 | throw e2; |
138 | 55 | } |
139 | 55 | } |
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|
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}; |
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|
143 | 55 | if (timeout >= 0) |
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{ |
145 | 55 | socket.setSoTimeout(timeout); |
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} |
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|
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try |
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{ |
150 | 55 | return connector.getTcpProtocol().read(tis); |
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} |
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finally |
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{ |
154 | 55 | if (!tis.isStreaming()) |
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{ |
156 | 55 | tis.close(); |
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} |
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} |
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} |
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|
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protected synchronized void doDispose() |
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{ |
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try |
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{ |
165 | 83 | doDisconnect(); |
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} |
167 | 0 | catch (Exception e) |
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{ |
169 | 0 | logger.error("Failed to shutdown the dispatcher.", e); |
170 | 83 | } |
171 | 83 | } |
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|
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protected void doConnect() throws Exception |
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{ |
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|
176 | 83 | if (connector.isValidateConnections()) |
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{ |
178 | 63 | Socket socket = connector.getSocket(endpoint); |
179 | 63 | connector.releaseSocket(socket, endpoint); |
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} |
181 | 83 | } |
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protected void doDisconnect() throws Exception |
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{ |
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|
186 | 166 | } |
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} |