com.hazelcast.concurrent.lock.operations.SignalOperation Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hazelcast.concurrent.lock.operations;
import com.hazelcast.concurrent.lock.LockDataSerializerHook;
import com.hazelcast.concurrent.lock.LockStoreImpl;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.BackupAwareOperation;
import com.hazelcast.spi.ObjectNamespace;
import com.hazelcast.spi.Operation;
public class SignalOperation extends BaseSignalOperation implements BackupAwareOperation {
public SignalOperation() {
}
public SignalOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, boolean all) {
super(namespace, key, threadId, conditionId, all);
}
@Override
public void beforeRun() throws Exception {
LockStoreImpl lockStore = getLockStore();
boolean isLockOwner = lockStore.isLockedBy(key, getCallerUuid(), threadId);
ensureLockOwner(lockStore, isLockOwner);
}
private void ensureLockOwner(LockStoreImpl lockStore, boolean isLockOwner) {
if (!isLockOwner) {
String ownerInfo = lockStore.getOwnerInfo(key);
throw new IllegalMonitorStateException("Current thread is not owner of the lock! -> " + ownerInfo);
}
}
@Override
public boolean shouldBackup() {
return awaitCount > 0;
}
@Override
public Operation getBackupOperation() {
return new SignalBackupOperation(namespace, key, threadId, conditionId, all);
}
@Override
public int getId() {
return LockDataSerializerHook.SIGNAL;
}
}