Mercurial > hg > blitz_condensed
annotate src/org/dancres/blitz/remote/nio/Txer.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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Initial checkin of blitz 2.0 fcs - no installer yet.
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1 package org.dancres.blitz.remote.nio; |
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2 |
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3 import EDU.oswego.cs.dl.util.concurrent.QueuedExecutor; |
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4 |
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5 import java.io.DataOutputStream; |
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6 import java.io.OutputStream; |
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7 import java.io.IOException; |
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8 |
3dc0c5604566
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9 /** |
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10 * Client-side message transmitter. Accepts a unique id for the message |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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11 * and the message itself. This message is then queued and sent asynchronously. |
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12 */ |
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13 class Txer { |
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14 private QueuedExecutor _sender; |
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15 private DataOutputStream _socketTx; |
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16 |
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17 Txer(OutputStream anOutgoing) { |
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18 _socketTx = new DataOutputStream(anOutgoing); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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19 _sender = new QueuedExecutor(); |
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20 _sender.setThreadFactory(new DaemonThreadFactory()); |
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21 } |
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22 |
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23 void send(int anId, byte[] anOp) throws InterruptedException { |
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24 _sender.execute(new SendTask(anId, anOp)); |
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25 } |
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26 |
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27 void halt() { |
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28 _sender.shutdownNow(); |
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Dan Creswell <dan.creswell@gmail.com>
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29 } |
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30 |
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31 class SendTask implements Runnable { |
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32 private int _id; |
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33 private byte[] _op; |
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34 |
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35 SendTask(int anId, byte[] anOp) { |
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36 _id = anId; |
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37 _op = anOp; |
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38 } |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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39 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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40 public void run() { |
3dc0c5604566
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41 try { |
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42 // System.err.println("Sending: " + _id + ", " + _op.length); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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43 _socketTx.writeInt(_id); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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44 _socketTx.writeInt(_op.length); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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45 _socketTx.write(_op); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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46 _socketTx.flush(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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47 // System.err.println("Done: " + _id); |
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parents:
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48 } catch (IOException anIOE) { |
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parents:
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49 System.err.println("Failed to send request:" + _id); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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50 anIOE.printStackTrace(System.err); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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51 } |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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52 } |
3dc0c5604566
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Dan Creswell <dan.creswell@gmail.com>
parents:
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53 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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54 } |