com.hazelcast.map.impl.operation.CheckIfPartitionFlushedOperation Maven / Gradle / Ivy

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/*
 * Copyright (c) 2008-2016, 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.mapstore.MapDataStore;
import com.hazelcast.map.impl.mapstore.writebehind.WriteBehindStore;
import com.hazelcast.map.impl.recordstore.RecordStore;
import com.hazelcast.spi.PartitionAwareOperation;
import com.hazelcast.spi.ReadonlyOperation;

public class CheckIfPartitionFlushedOperation extends MapOperation implements PartitionAwareOperation, ReadonlyOperation {

    private boolean isFlushed = true;

    public CheckIfPartitionFlushedOperation() {
    }

    public CheckIfPartitionFlushedOperation(String name) {
        super(name);
    }

    @Override
    public void run() {
        RecordStore recordStore = mapServiceContext.getRecordStore(getPartitionId(), name);

        MapDataStore mapDataStore = recordStore.getMapDataStore();
        if (!(mapDataStore instanceof WriteBehindStore)) {
            return;
        }

        WriteBehindStore store = (WriteBehindStore) mapDataStore;
        isFlushed = 0 == store.getNumberOfEntriesToFlush();
    }

    @Override
    public Object getResponse() {
        return isFlushed;
    }
}