com.hazelcast.map.impl.operation.NotifyMapFlushOperation Maven / Gradle / Ivy
/*
* 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.map.impl.operation;
import com.hazelcast.map.impl.MapDataSerializerHook;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.spi.Notifier;
import com.hazelcast.spi.PartitionAwareOperation;
import com.hazelcast.spi.ReadonlyOperation;
import com.hazelcast.spi.WaitNotifyKey;
import java.io.IOException;
/**
* Used to notify {@link AwaitMapFlushOperation} when {@link com.hazelcast.map.impl.mapstore.writebehind.StoreWorker StoreWorker}
* managed to flush this {@link AwaitMapFlushOperation#flushSequence flushSequence}.
*
* @see AwaitMapFlushOperation
*/
public class NotifyMapFlushOperation extends MapOperation implements PartitionAwareOperation, ReadonlyOperation, Notifier {
private long sequence;
public NotifyMapFlushOperation(String name, long sequence) {
super(name);
this.sequence = sequence;
}
public NotifyMapFlushOperation() {
}
@Override
public void run() throws Exception {
// NOP.
}
@Override
public WaitNotifyKey getNotifiedKey() {
return new MapFlushWaitNotifyKey(name, getPartitionId(), sequence);
}
@Override
public boolean shouldNotify() {
return Boolean.TRUE;
}
@Override
protected void writeInternal(ObjectDataOutput out) throws IOException {
super.writeInternal(out);
out.writeLong(sequence);
}
@Override
protected void readInternal(ObjectDataInput in) throws IOException {
super.readInternal(in);
sequence = in.readLong();
}
@Override
public int getId() {
return MapDataSerializerHook.NOTIFY_MAP_FLUSH;
}
}