/*
* Copyright (c) 2008-2017, 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.internal.cluster.impl.operations;
import com.hazelcast.core.MemberLeftException;
import com.hazelcast.internal.cluster.impl.ClusterDataSerializerHook;
import com.hazelcast.internal.cluster.impl.ClusterServiceImpl;
import com.hazelcast.internal.cluster.impl.ClusterStateManager;
import com.hazelcast.nio.Address;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.spi.ExceptionAction;
import com.hazelcast.spi.Operation;
import com.hazelcast.spi.exception.TargetNotMemberException;
import com.hazelcast.spi.impl.AllowedDuringPassiveState;
import java.io.IOException;
public class RollbackClusterStateOp extends Operation implements AllowedDuringPassiveState, IdentifiedDataSerializable {
private Address initiator;
private String txnId;
private boolean response;
public RollbackClusterStateOp() {
}
public RollbackClusterStateOp(Address initiator, String txnId) {
this.initiator = initiator;
this.txnId = txnId;
}
@Override
public void run() throws Exception {
ClusterServiceImpl service = getService();
ClusterStateManager clusterStateManager = service.getClusterStateManager();
getLogger().info("Rolling back cluster state! Initiator: " + initiator);
response = clusterStateManager.rollbackClusterState(txnId);
}
@Override
public Object getResponse() {
return response;
}
@Override
public String getServiceName() {
return ClusterServiceImpl.SERVICE_NAME;
}
@Override
public ExceptionAction onInvocationException(Throwable throwable) {
if (throwable instanceof MemberLeftException || throwable instanceof TargetNotMemberException) {
return ExceptionAction.THROW_EXCEPTION;
}
return super.onInvocationException(throwable);
}
@Override
protected void writeInternal(ObjectDataOutput out) throws IOException {
super.writeInternal(out);
initiator.writeData(out);
out.writeUTF(txnId);
}
@Override
protected void readInternal(ObjectDataInput in) throws IOException {
super.readInternal(in);
initiator = new Address();
initiator.readData(in);
txnId = in.readUTF();
}
@Override
public int getFactoryId() {
return ClusterDataSerializerHook.F_ID;
}
@Override
public int getId() {
return ClusterDataSerializerHook.ROLLBACK_CLUSTER_STATE;
}
}