/*
* 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.internal.cluster.impl.ClusterServiceImpl;
import com.hazelcast.internal.cluster.impl.MembersViewMetadata;
import com.hazelcast.logging.ILogger;
import com.hazelcast.nio.Address;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import java.io.IOException;
import static com.hazelcast.internal.cluster.impl.ClusterDataSerializerHook.EXPLICIT_SUSPICION;
/**
* An operation which is sent by a member that wants to be explicitly suspected by the target.
* This suspicion request is triggered by a cluster operation that is sent by target to requester
* but target is not known by requester.
*
* @since 3.9
*/
public class ExplicitSuspicionOp extends AbstractClusterOperation {
private MembersViewMetadata membersViewMetadata;
public ExplicitSuspicionOp() {
}
public ExplicitSuspicionOp(MembersViewMetadata membersViewMetadata) {
this.membersViewMetadata = membersViewMetadata;
}
@Override
public void run() throws Exception {
Address suspectedAddress = getCallerAddress();
getLogger().info("Received suspicion request from: " + suspectedAddress);
if (!isCallerValid(suspectedAddress)) {
return;
}
final ClusterServiceImpl clusterService = getService();
clusterService.handleExplicitSuspicion(membersViewMetadata, suspectedAddress);
}
private boolean isCallerValid(Address caller) {
ILogger logger = getLogger();
if (caller == null) {
if (logger.isFineEnabled()) {
logger.fine("Ignoring suspicion request, because sender is local or not known.");
}
return false;
}
return true;
}
@Override
public int getId() {
return EXPLICIT_SUSPICION;
}
@Override
protected void writeInternal(ObjectDataOutput out)
throws IOException {
super.writeInternal(out);
out.writeObject(membersViewMetadata);
}
@Override
protected void readInternal(ObjectDataInput in)
throws IOException {
super.readInternal(in);
membersViewMetadata = in.readObject();
}
}