@Override
public void run() {
try {
LOGGER.info("inside run of onCommit");
WriteSet writeSet = WriteSet.getLocal();
ReadSet readSet = ReadSet.getLocal();
VersionClock.setWriteStamp();
long writeVersion = VersionClock.getWriteStamp();
for (Map.Entry<LockObject<?>, Object> entry : writeSet.getList()) {
LockObject<?> key = entry.getKey();
Copyable<?> destination = null;
try {
destination = key.openRead();
} catch (AbortedException | PanicException e) {
e.printStackTrace();
}
Copyable<Copyable<?>> source = (Copyable<Copyable<?>>) entry.getValue();
source.copyTo(destination);
key.stamp = writeVersion;
}
writeSet.unlock();
writeSet.clear();
readSet.clear();
Transaction.getLocal().clearKarma();
} catch (Exception e) {
e.printStackTrace();
}
}
public <T> T doIt(Callable<T> xaction) throws Exception {
T result = null;
while (retries <= 10) {
Transaction me = new Transaction();
Transaction.setLocal(me);
ContentionManager.setLocal(new PublishedTimestamp());
try {
result = xaction.call();
} catch (AbortedException e) {
LOGGER.info(
"The transaction of thread.."
+ Thread.currentThread().getName()
+ " was aborted by CM.");
me.abort();
onAbort.run();
retries++;
continue;
} catch (Exception e) {
throw new PanicException(e);
}
if (onValidate.call()) {
retries = 0;
LOGGER.info("Validate call is successful by thread.." + Thread.currentThread().getName());
if (me.commit()) {
onCommit.run();
LOGGER.info("COMMIT successful");
return result;
} else {
LOGGER.info("Transaction COMMIT failed");
}
}
me.abort();
onAbort.run();
LOGGER.info("Transaction ABORTED by calling onAbort after onValidate unsuccessful");
}
return result;
}
