/*
* 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.multimap.impl.txn;
import com.hazelcast.multimap.impl.MultiMapContainer;
import com.hazelcast.multimap.impl.MultiMapDataSerializerHook;
import com.hazelcast.multimap.impl.operations.MultiMapBackupAwareOperation;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.Notifier;
import com.hazelcast.spi.Operation;
import com.hazelcast.spi.WaitNotifyKey;
import com.hazelcast.transaction.TransactionException;
public class TxnRollbackOperation extends MultiMapBackupAwareOperation implements Notifier {
public TxnRollbackOperation() {
}
public TxnRollbackOperation(String name, Data dataKey, long threadId) {
super(name, dataKey, threadId);
}
public void run() throws Exception {
MultiMapContainer container = getOrCreateContainer();
if (container.isLocked(dataKey) && !container.unlock(dataKey, getCallerUuid(), threadId)) {
throw new TransactionException(
"Lock is not owned by the transaction! Owner: " + container.getLockOwnerInfo(dataKey)
);
}
}
public Operation getBackupOperation() {
return new TxnRollbackBackupOperation(name, dataKey, getCallerUuid(), threadId);
}
public boolean shouldNotify() {
return true;
}
public WaitNotifyKey getNotifiedKey() {
return getWaitKey();
}
public int getId() {
return MultiMapDataSerializerHook.TXN_ROLLBACK;
}
}