protected void handleSignalRequest(Request req) {
Lock lock = _getLock(req.lock_name);
lock.lock();
try {
ServerLock server_lock = server_locks.get(req.lock_name);
if (server_lock != null) server_lock.handleRequest(req);
else
log.error(
"Condition signal was received but lock was not created. Couldn't notify anyone.");
} finally {
lock.unlock();
}
}
protected void handleLockRequest(Request req) {
Lock lock = _getLock(req.lock_name);
lock.lock();
try {
ServerLock server_lock = server_locks.get(req.lock_name);
if (server_lock == null) {
server_lock = new ServerLock(req.lock_name);
ServerLock tmp = server_locks.putIfAbsent(req.lock_name, server_lock);
if (tmp != null) server_lock = tmp;
else {
notifyLockCreated(req.lock_name);
}
}
server_lock.handleRequest(req);
if (server_lock.isEmpty()
&& server_lock.current_owner == null
&& server_lock.condition.queue.isEmpty()) {
server_locks.remove(req.lock_name);
}
} finally {
lock.unlock();
}
}