Mercurial > hg > blitz_condensed

annotate test/org/dancres/blitz/test/LargeTxn.java @ 3:d3ec5ebc3dba

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Fix up a small race-condition and and a todo for thread-safety in MatchSetImpl.
author Dan Creswell <dan.creswell@gmail.com>
date Sat, 25 Apr 2009 08:38:27 +0100
parents 3dc0c5604566
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 package org.dancres.blitz.test;
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2
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3 import org.dancres.blitz.remote.LocalSpace;
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4 import org.dancres.blitz.remote.BlitzServiceImpl;
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5
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6 import net.jini.space.JavaSpace;
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7 import net.jini.core.transaction.Transaction;
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8 import net.jini.core.transaction.server.ServerTransaction;
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9 import net.jini.core.entry.Entry;
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10 import net.jini.core.lease.Lease;
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11
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12 public class LargeTxn {
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13 public static void main(String[] anArgs) throws Exception {
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14 LocalSpace myLocalSpace = new LocalSpace(new TxnGatewayImpl());
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16 JavaSpace mySpace = myLocalSpace.getProxy();
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17
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18 TxnMgr myMgr = new TxnMgr(1, myLocalSpace);
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20 ServerTransaction tx = myMgr.newTxn();
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21
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22 int myTotalEntries = 100;
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23
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24 if (anArgs.length == 1)
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25 myTotalEntries = Integer.parseInt(anArgs[0]);
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26
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27 long myStart = System.currentTimeMillis();
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28
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29 for (int i = 0; i < myTotalEntries; i++)
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30 mySpace.write(new DummyEntry(Integer.toString(i)),
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31 null, Lease.FOREVER);
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32
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33 displayDuration("Initial load", myStart, System.currentTimeMillis());
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34
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35 try {
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36
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37 myStart = System.currentTimeMillis();
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38
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39 for (int i = 0; i < myTotalEntries; i++) {
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40 Entry myResult =
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41 mySpace.take(new DummyEntry(Integer.toString(i)),
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42 tx, 100);
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43
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44 if (myResult == null)
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45 throw new RuntimeException("Lost entry: " + i);
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46 }
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47
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48 displayDuration("Takes", myStart, System.currentTimeMillis());
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49
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50 myStart = System.currentTimeMillis();
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51
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52 for (int i = 0; i < myTotalEntries; i++)
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53 mySpace.write(new DummyEntry(Integer.toString(i)),
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54 tx, Lease.FOREVER);
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55
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56 displayDuration("Writes", myStart, System.currentTimeMillis());
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57
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58 myStart = System.currentTimeMillis();
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59
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60 tx.commit();
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61
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62 displayDuration("Commit", myStart, System.currentTimeMillis());
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63
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64 myLocalSpace.destroy();
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65
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66 Thread.sleep(5000);
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67
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68 } catch(Exception e){
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69 System.out.println("Tx failed");
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70 e.printStackTrace(System.err);
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71 myMgr.abort(tx.id);
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72 }
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73 }
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74
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75 private static void displayDuration(String aPhase, long aStart,
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76 long anEnd) {
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77 System.out.println(aPhase + ": " + (anEnd - aStart));
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78 }
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79 }