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annotate test/org/dancres/blitz/txn/TestCkpt.java @ 18:4580bb12db30

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Separate command execution from command logging.
author Dan Creswell <dan.creswell@gmail.com>
date Sun, 05 Jul 2009 16:26:25 +0100
parents 3dc0c5604566
children
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1 package org.dancres.blitz.txn;
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2
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3 import net.jini.core.entry.Entry;
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4 import net.jini.core.lease.Lease;
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5
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6 import net.jini.core.transaction.*;
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7 import net.jini.core.transaction.server.*;
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8
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9 import org.dancres.blitz.remote.LocalSpace;
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10
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11 import org.dancres.blitz.test.DummyEntry;
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12 import org.dancres.blitz.test.TxnMgr;
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13
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14 /**
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15 Delete all state and ensure that the config is setup for persistent logging.
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16 Then run the test once with no arguments. On exit, Blitz should report
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17 that one transaction was active and that there were no entry's. Rerun
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18 the test with an argument of "true" or whatever and a single transaction
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19 should be restored from log which will then be commited in the second
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20 run resulting in a DummyEntry appearing - i.e. instance count should be
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21 one.
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22 */
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23 public class TestCkpt {
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24 public static void main(String args[]) {
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25 try {
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26 if (args.length == 0)
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27 new TestCkpt().test(false);
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28 else
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29 new TestCkpt().test(true);
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30
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31 } catch (Exception anE) {
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32 anE.printStackTrace(System.err);
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33 }
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34 }
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35
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36 public void test(boolean isRestart) throws Exception {
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37
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38 LocalSpace mySpace = new LocalSpace(new TxnGatewayImpl());
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39
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40 TxnMgr myMgr = new TxnMgr(1, mySpace);
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41
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42 ServerTransaction myTxn = myMgr.newTxn();
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43
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44 if (isRestart) {
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45 myTxn.commit();
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46 } else {
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47 Entry myTemplate = new DummyEntry("rhubarb");
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48
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49 mySpace.getProxy().write(myTemplate, myTxn, Lease.FOREVER);
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50
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51 myTxn.commit();
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52
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53 TxnManager.get().requestAsyncCheckpoint();
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54 }
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55
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56 mySpace.stop();
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57 }
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58
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59 private static class TxnGatewayImpl implements TxnGateway {
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60 public int getState(TxnId anId) {
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61 return TransactionConstants.COMMITTED;
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62 }
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63
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64 public void join(TxnId anId) {
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65 }
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66 }
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67 }