public void run() {
try {
txnStart = System.currentTimeMillis();
createTxn();
for (int i = 0; i < operations; i++) {
if (i % 1000 == 0) {
System.err.println(this + ": Operation " + i);
}
while (true) {
try {
op(i);
break;
} catch (TransactionAbortedException e) {
if (logger.isLoggable(Level.FINE)) {
logger.log(Level.FINE, "{0}: {1}", this, e);
}
aborts++;
createTxn();
}
}
}
txn.abort(null);
threadDone(aborts, maxTxnTime, maxTxnTimeOps);
} catch (Throwable t) {
try {
txn.abort(null);
} catch (RuntimeException e) {
}
threadFailed(t);
}
}
public void abort(Throwable cause) {
if (txn.getState() == DummyTransaction.State.ACTIVE) {
txn.abort(cause);
} else {
// TODO: Maybe chaeck the exception that caused the
// abort in order to throw an exception with the right
// retry status.
throw new TransactionNotActiveException("Transaction is not active");
}
}
public void testConcurrency() throws Throwable {
DummyComponentRegistry componentRegistry = new DummyComponentRegistry();
service = getDataService(props, componentRegistry);
if (service instanceof ProfileProducer) {
DummyProfileCoordinator.startProfiling(((ProfileProducer) service));
}
DummyTransaction txn = new DummyTransaction();
txnProxy.setCurrentTransaction(txn);
service.configure(componentRegistry, txnProxy);
componentRegistry.setComponent(DataManager.class, service);
componentRegistry.registerAppContext();
txn.commit();
int perThread = objects + objectsBuffer;
/* Create objects */
for (int t = 0; t < maxThreads; t++) {
long startTime = System.currentTimeMillis();
txn = new DummyTransaction();
txnProxy.setCurrentTransaction(txn);
int start = t * perThread;
BigInteger block = null;
for (int i = 0; i < perThread; i++) {
if (startTime + 100 < System.currentTimeMillis()) {
txn.commit();
txn = new DummyTransaction();
txnProxy.setCurrentTransaction(txn);
if (i > 0) {
service.getBinding(getObjectName(start), ModifiableObject.class);
}
}
ModifiableObject object = new ModifiableObject();
if (i == 0) {
service.manageInNewArea(object);
}
service.setBinding(getObjectName(start + i), object);
BigInteger oidBlock = service.createReference(object).getId().shiftRight(32);
if (block == null || !block.equals(oidBlock)) {
block = oidBlock;
System.err.println("Thread " + t + ": init block " + block);
}
}
txn.commit();
}
/* Warm up */
if (repeat != 1) {
System.err.println("Warmup:");
runOperations(1);
}
/* Test */
for (int t = threads; t <= maxThreads; t++) {
System.err.println("Threads: " + t);
for (int r = 0; r < repeat; r++) {
runOperations(t);
}
}
}
private void op(int i) throws Exception {
if (random.nextInt(5) == 0) {
DummyTransaction t = txn;
txn = null;
t.commit();
long time = System.currentTimeMillis() - txnStart;
if (time > maxTxnTime) {
maxTxnTime = time;
maxTxnTimeOps = txnOps;
}
txnStart = System.currentTimeMillis();
txnOps = 0;
createTxn();
}
txnOps++;
int start = id * (objects + objectsBuffer);
String name = getObjectName(start + random.nextInt(objects));
switch (random.nextInt(whichOperations.value)) {
case 0:
/* Get binding */
service.getBinding(name, Object.class);
break;
case 1:
/* Set bindings */
ModifiableObject obj = service.getBinding(name, ModifiableObject.class);
String name2 = getObjectName(start + random.nextInt(objects));
ModifiableObject obj2 = service.getBinding(name2, ModifiableObject.class);
service.setBinding(name, obj2);
service.setBinding(name2, obj);
break;
case 2:
/* Modify object */
service.getBinding(name, ModifiableObject.class).incrementNumber(service);
break;
case 3:
/* Create object */
/*
* Get the binding first, so the new object is created with
* proper locality.
*/
ModifiableObject object = service.getBinding(name, ModifiableObject.class);
service.removeObject(object);
object = new ModifiableObject();
service.setBinding(name, object);
BigInteger oidBlock = service.createReference(object).getId().shiftRight(32);
if (block == null || !block.equals(oidBlock)) {
block = oidBlock;
System.err.println("Thread " + id + ": create block " + block);
}
break;
default:
throw new AssertionError();
}
}
public Transaction getTransaction() {
if (txn.getState() == DummyTransaction.State.ACTIVE) {
return txn;
} else {
throw new TransactionNotActiveException("Transaction is not active");
}
}
/** Stores fields, if they are not null, into bindings and commits the current transaction. */
private void endTransaction() throws Exception {
if (set != null) {
try {
dataService.setBinding("set", set);
} catch (ObjectNotFoundException e) {
}
}
if (one != null) {
try {
dataService.setBinding("one", one);
} catch (ObjectNotFoundException e) {
}
}
txn.commit();
txn = null;
}
/** Teardown. */
@After
public void tearDown() {
if (txn != null) {
txn.abort(null);
}
}
public void commit() throws Exception {
txn.commit();
}