@Override
public boolean commit() {
try {
if (writeSet.isEmpty()) // if the writeSet is empty no need to lock a thing.
return true;
try {
// pre commit validation phase
writeSet.forEach(lockProcedure);
readSet.checkClock(localClock);
} catch (TransactionException exception) {
lockProcedure.unlockAll();
return false;
}
// commit new values and release locks
writeSet.forEach(putProcedure);
lockProcedure.setAndUnlockAll();
return true;
} finally {
if (irrevocableState) {
irrevocableState = false;
irrevocableAccessLock.writeLock().unlock();
} else {
irrevocableAccessLock.readLock().unlock();
}
}
}
private WriteFieldAccess onReadAccess0(Object obj, long field, int advice) {
ReadFieldAccess current = currentReadFieldAccess;
int hash = current.hashCode();
// Check the read is still valid
LockTable.checkLock(hash, localClock, lastReadLock);
// Check if it is already included in the write set
return writeSet.contains(current);
}
private void addWriteAccess0(WriteFieldAccess write) {
// Add to write set
writeSet.put(write);
}