Mercurial > hg > blitz_condensed
annotate src/org/dancres/blitz/remote/transport/Client.java @ 34:6f68e94c1fb8 default tip
Add CondensedStats monitoring utility, equivalent to vmstat
author | Dominic Cleal <dominic-cleal@cdo2.com> |
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date | Thu, 05 Aug 2010 11:07:25 +0100 |
parents | 3dc0c5604566 |
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0
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1 package org.dancres.blitz.remote.transport; |
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2 |
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3 import java.net.InetSocketAddress; |
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4 |
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5 import org.apache.mina.common.ConnectFuture; |
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6 import org.apache.mina.common.IoSession; |
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7 import org.apache.mina.common.RuntimeIOException; |
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8 import org.apache.mina.filter.codec.ProtocolCodecFilter; |
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9 import org.apache.mina.filter.codec.serialization.ObjectSerializationCodecFactory; |
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10 import org.apache.mina.transport.socket.nio.SocketConnector; |
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11 import org.apache.mina.transport.socket.nio.SocketConnectorConfig; |
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12 |
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13 /** |
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14 */ |
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15 public class Client { |
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16 private static final String HOSTNAME = "localhost"; |
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17 private static final int PORT = 8080; |
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18 private static final int CONNECT_TIMEOUT = 30; // seconds |
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19 |
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20 public static void main(String[] args) throws Throwable { |
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21 SocketConnector connector = new SocketConnector(); |
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22 |
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23 // Change the worker timeout to 1 second to make the I/O thread quit soon |
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24 // when there's no connection to manage. |
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25 connector.setWorkerTimeout(1); |
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26 |
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27 // Configure the service. |
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28 SocketConnectorConfig cfg = new SocketConnectorConfig(); |
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29 cfg.setConnectTimeout(CONNECT_TIMEOUT); |
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30 cfg.getFilterChain().addLast( |
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31 "codec", |
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32 new ProtocolCodecFilter(new ObjectSerializationCodecFactory())); |
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33 // cfg.getFilterChain().addLast("logger", new LoggingFilter()); |
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34 |
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35 IoSession session; |
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36 |
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37 ClientSessionHandler myHandler = new ClientSessionHandler(); |
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38 |
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39 for (; ;) { |
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40 try { |
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41 ConnectFuture future = connector.connect( |
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42 new InetSocketAddress(HOSTNAME, PORT), |
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43 myHandler, cfg); |
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44 |
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45 future.join(); |
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46 session = future.getSession(); |
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47 break; |
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48 } |
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49 catch (RuntimeIOException e) { |
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50 System.err.println("Failed to connect."); |
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51 e.printStackTrace(); |
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52 Thread.sleep(5000); |
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53 } |
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54 } |
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55 |
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56 int myPingCount = 0; |
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57 |
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58 while (true) { |
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59 long myStart = System.currentTimeMillis(); |
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60 |
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61 for (int i = 0; i < 1000; i++) { |
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62 session.write(new PingMessage(myPingCount++)); |
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63 |
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64 // myHandler.waitForResponse(); |
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65 } |
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66 |
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67 long myTotal = System.currentTimeMillis() - myStart; |
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68 System.out.println("1000 iterations in: " + myTotal); |
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69 |
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70 double myTimePerIter = ((double) myTotal) / (double) 1000; |
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71 System.out.println("Time per roundtrip: " + myTimePerIter); |
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72 } |
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73 } |
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74 } |