Examples with RecoverAtomicAction com.arjuna.ats.arjuna.recovery.RecoverAtomicAction used on opensource projects

Example 6 with RecoverAtomicAction

use of com.arjuna.ats.arjuna.recovery.RecoverAtomicAction in project narayana by jbosstm.

the class CrashRecoveryCommitReturnsXA_RETRYHeuristicRollback method testHeuristicRollback.

@Test
public void testHeuristicRollback() throws Exception {
    // this test is supposed to leave a record around in the log store
    // during a commit long enough
    // that the periodic recovery thread runs and detects it. rather than
    // rely on delays to make
    // this happen (placing us at the mercy of the scheduler) we use a
    // byteman script to enforce
    // the thread sequence we need
    RecoveryEnvironmentBean recoveryEnvironmentBean = BeanPopulator.getDefaultInstance(RecoveryEnvironmentBean.class);
    // JBTM-1354 we need to make sure that a full scan has gone off
    recoveryEnvironmentBean.setRecoveryBackoffPeriod(1);
    recoveryEnvironmentBean.setPeriodicRecoveryPeriod(Integer.MAX_VALUE);
    List<String> recoveryModuleClassNames = new ArrayList<String>();
    recoveryModuleClassNames.add("com.arjuna.ats.internal.arjuna.recovery.AtomicActionRecoveryModule");
    recoveryModuleClassNames.add("com.arjuna.ats.internal.jta.recovery.arjunacore.XARecoveryModule");
    recoveryEnvironmentBean.setRecoveryModuleClassNames(recoveryModuleClassNames);
    List<String> expiryScannerClassNames = new ArrayList<String>();
    expiryScannerClassNames.add("com.arjuna.ats.internal.arjuna.recovery.ExpiredTransactionStatusManagerScanner");
    recoveryEnvironmentBean.setExpiryScannerClassNames(expiryScannerClassNames);
    recoveryEnvironmentBean.setRecoveryActivators(null);
    // start the recovery manager
    RecoveryManager.manager().initialize();
    XARecoveryModule xaRecoveryModule = null;
    for (RecoveryModule recoveryModule : ((Vector<RecoveryModule>) RecoveryManager.manager().getModules())) {
        if (recoveryModule instanceof XARecoveryModule) {
            xaRecoveryModule = (XARecoveryModule) recoveryModule;
            break;
        }
    }
    if (xaRecoveryModule == null) {
        throw new Exception("No XARM");
    }
    // JBTM-1354 Run a scan to make sure that the recovery thread has completed a full run before starting the test
    // The important thing is that replayCompletion is allowed to do a scan of the transactions
    RecoveryManager.manager().scan();
    XAResource firstResource = new SimpleResource();
    Object toWakeUp = new Object();
    final SimpleResourceXA_RETRYHeuristicRollback secondResource = new SimpleResourceXA_RETRYHeuristicRollback();
    xaRecoveryModule.addXAResourceRecoveryHelper(new XAResourceRecoveryHelper() {

        @Override
        public boolean initialise(String p) throws Exception {
            // TODO Auto-generated method stub
            return true;
        }

        @Override
        public XAResource[] getXAResources() throws Exception {
            // TODO Auto-generated method stub
            return new XAResource[] { secondResource };
        }
    });
    // ok, now drive a TX to completion. the script should ensure that the
    // recovery
    javax.transaction.TransactionManager tm = com.arjuna.ats.jta.TransactionManager.transactionManager();
    tm.begin();
    javax.transaction.Transaction theTransaction = tm.getTransaction();
    Uid txUid = ((TransactionImple) theTransaction).get_uid();
    theTransaction.enlistResource(firstResource);
    theTransaction.enlistResource(secondResource);
    assertFalse(secondResource.wasCommitted());
    tm.commit();
    InputObjectState uids = new InputObjectState();
    String type = new AtomicAction().type();
    StoreManager.getRecoveryStore().allObjUids(type, uids);
    boolean moreUids = true;
    boolean found = false;
    while (moreUids) {
        Uid theUid = UidHelper.unpackFrom(uids);
        if (theUid.equals(txUid)) {
            found = true;
            Field heuristicListField = BasicAction.class.getDeclaredField("heuristicList");
            heuristicListField.setAccessible(true);
            ActionStatusService ass = new ActionStatusService();
            {
                int theStatus = ass.getTransactionStatus(type, theUid.stringForm());
                assertTrue(theStatus == ActionStatus.COMMITTED);
                RecoverAtomicAction rcvAtomicAction = new RecoverAtomicAction(theUid, theStatus);
                theStatus = rcvAtomicAction.status();
                rcvAtomicAction.replayPhase2();
                assertTrue(theStatus == ActionStatus.COMMITTED);
                assertTrue(secondResource.wasCommitted());
                RecordList heuristicList = (RecordList) heuristicListField.get(rcvAtomicAction);
                assertTrue("Expected 1 heuristics: " + heuristicList.size(), heuristicList.size() == 1);
            }
            {
                int theStatus = ass.getTransactionStatus(type, theUid.stringForm());
                assertTrue(theStatus == ActionStatus.COMMITTED);
                RecoverAtomicAction rcvAtomicAction = new RecoverAtomicAction(theUid, theStatus);
                theStatus = rcvAtomicAction.status();
                assertTrue(theStatus == ActionStatus.COMMITTED);
                RecordList heuristicList = (RecordList) heuristicListField.get(rcvAtomicAction);
                assertTrue("Expected 1 heuristics: " + heuristicList.size(), heuristicList.size() == 1);
                assertTrue(secondResource.wasCommitted());
            }
        } else if (theUid.equals(Uid.nullUid())) {
            moreUids = false;
        }
    }
    if (!found) {
        throw new Exception("Could not locate the Uid");
    }
}