@Test public void testOrderedOnePhase() throws Exception { System.setProperty("com.arjuna.ats.arjuna.common.propertiesFile", "jbossts-properties.xml"); Uid firstToCommit = new Uid(); Uid secondToCommit = new Uid(); AtomicAction A = new AtomicAction(); // These user defined records could wrap anything such as 1PC JDBC or messages OrderedOnePhaseAbstractRecord rec1 = new OrderedOnePhaseAbstractRecord(secondToCommit); OrderedOnePhaseAbstractRecord rec2 = new OrderedOnePhaseAbstractRecord(firstToCommit); A.begin(); // Doesn't matter of the order A.add(rec1); A.add(rec2); // Do some work you could save some concept of the work in the abstract record save_state // rec1.sendMessage // rec2.doSQL // This is just so we can see the opportunity for failure recovery rec1.causeTransientFailure(); // Commit, this would make sure the database (rec2) was committed first A.commit(); // This shows recovery working, we should see Uid2 called again, if you had encoded some // information in rec2 you could // maybe // retry the sending of a message or similar RecordTypeManager.manager() .add( new RecordTypeMap() { @Override public int getType() { return OrderedOnePhaseAbstractRecord.typeId(); } @Override public Class<? extends AbstractRecord> getRecordClass() { return OrderedOnePhaseAbstractRecord.class; } }); recoveryPropertyManager.getRecoveryEnvironmentBean().setRecoveryBackoffPeriod(1); RecoveryManager.manager(RecoveryManager.DIRECT_MANAGEMENT) .addModule(new AtomicActionRecoveryModule()); RecoveryManager.manager().scan(); }
@Test public void run() throws TestException { AtomicObject foo = null; Uid u = null; if (u == null) foo = new AtomicObject(); else foo = new AtomicObject(u); AtomicAction A = new AtomicAction(); int value = foo.get(); try { A.begin(); foo.set(foo.get() + 2); A.commit(); assertEquals(value + 2, foo.get()); } catch (Exception e) { A.abort(); fail("AtomicObject exception raised."); } System.out.println("\nWill now try some erroneous conditions.\n"); AtomicAction B = new AtomicAction(); u = new Uid(); foo = new AtomicObject(u); B.begin(); try { System.out.println("attempting to get value from non-existent object: " + foo.get()); } catch (Exception e) { } System.out.println("trying to set value to 5"); try { foo.set(5); } catch (Exception e) { } try { System.out.println("attempting to get value again: " + foo.get()); } catch (Exception e) { } B.commit(); }
public void setupOper(String unqiueId) { mTransaction = (AtomicAction) AtomicAction.Current(); if (mCrashRecord != null) { mTransaction.add(mCrashRecord); } mAbstractRecordList = new BasicAbstractRecord[mNumberOfResources]; for (int i = 0; i < mNumberOfResources; i++) { mAbstractRecordList[i] = new BasicAbstractRecord(i, unqiueId); if (mTransaction.add(mAbstractRecordList[i]) != AddOutcome.AR_ADDED) { qautil.qadebug("Error when adding: " + i + " to atomic action"); mCorrect = false; } } }