/*
* 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.ClusterDataSerializerHook;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.spi.NodeEngine;
import com.hazelcast.spi.Operation;
import com.hazelcast.spi.OperationAccessor;
import com.hazelcast.spi.OperationResponseHandler;
import com.hazelcast.spi.UrgentSystemOperation;
import java.io.IOException;
import java.util.Arrays;
import static com.hazelcast.spi.impl.OperationResponseHandlerFactory.createErrorLoggingResponseHandler;
import static com.hazelcast.util.Preconditions.checkNegative;
import static com.hazelcast.util.Preconditions.checkNotNull;
public class PostJoinOp
extends AbstractJoinOperation implements UrgentSystemOperation {
private Operation[] operations;
public PostJoinOp() {
}
public PostJoinOp(final Operation... ops) {
for (Operation op : ops) {
checkNotNull(op, "op can't be null");
checkNegative(op.getPartitionId(), "Post join operation can not have a partition-id!");
}
// we may need to do array copy!
operations = ops;
}
@Override
public void beforeRun() throws Exception {
if (operations != null && operations.length > 0) {
final NodeEngine nodeEngine = getNodeEngine();
final int len = operations.length;
OperationResponseHandler responseHandler = createErrorLoggingResponseHandler(getLogger());
for (int i = 0; i < len; i++) {
final Operation op = operations[i];
op.setNodeEngine(nodeEngine);
op.setOperationResponseHandler(responseHandler);
OperationAccessor.setCallerAddress(op, getCallerAddress());
OperationAccessor.setConnection(op, getConnection());
operations[i] = op;
}
}
}
@Override
public void run() throws Exception {
if (operations != null && operations.length > 0) {
for (Operation op : operations) {
try {
// not running via OperationService since we don't want any restrictions like cluster state check etc.
op.beforeRun();
op.run();
op.afterRun();
} catch (Exception e) {
getLogger().warning("Error while running post-join operation: " + op, e);
}
}
}
}
@Override
public void onExecutionFailure(Throwable e) {
if (operations != null) {
for (Operation op : operations) {
onOperationFailure(op, e);
}
}
}
private void onOperationFailure(Operation op, Throwable e) {
try {
op.onExecutionFailure(e);
} catch (Throwable t) {
getLogger().warning("While calling operation.onFailure(). op: " + op, t);
}
}
@Override
public boolean validatesTarget() {
return false;
}
@Override
protected void writeInternal(final ObjectDataOutput out) throws IOException {
final int len = operations != null ? operations.length : 0;
out.writeInt(len);
if (len > 0) {
for (Operation op : operations) {
out.writeObject(op);
}
}
}
@Override
protected void readInternal(final ObjectDataInput in) throws IOException {
final int len = in.readInt();
operations = new Operation[len];
for (int i = 0; i < len; i++) {
operations[i] = in.readObject();
}
}
@Override
protected void toString(StringBuilder sb) {
super.toString(sb);
sb.append(", operations=").append(Arrays.toString(operations));
}
@Override
public int getId() {
return ClusterDataSerializerHook.POST_JOIN;
}
}