Package com.hazelcast.multimap.impl.operations

Source Code of com.hazelcast.multimap.impl.operations.RemoveAllOperation

/*
* Copyright (c) 2008-2013, 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.multimap.impl.operations;

import com.hazelcast.config.MultiMapConfig;
import com.hazelcast.core.EntryEventType;
import com.hazelcast.multimap.impl.MultiMapContainer;
import com.hazelcast.multimap.impl.MultiMapDataSerializerHook;
import com.hazelcast.multimap.impl.MultiMapRecord;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.spi.Operation;

import java.util.Collection;

public class RemoveAllOperation extends MultiMapBackupAwareOperation {

    Collection<MultiMapRecord> coll;

    public RemoveAllOperation() {
    }

    public RemoveAllOperation(String name, Data dataKey, long threadId) {
        super(name, dataKey, threadId);
    }

    public void run() throws Exception {
        MultiMapContainer container = getOrCreateContainer();
        coll = remove(getResponseHandler().isLocal());
        response = new MultiMapResponse(coll, getValueCollectionType(container));
    }

    public void afterRun() throws Exception {
        if (coll != null) {
            getOrCreateContainer().update();
            for (MultiMapRecord record : coll) {
                publishEvent(EntryEventType.REMOVED, dataKey, record.getObject());
            }
        }
    }

    public boolean shouldBackup() {
        return coll != null;
    }

    public Operation getBackupOperation() {
        return new RemoveAllBackupOperation(name, dataKey);
    }

    public void onWaitExpire() {
        MultiMapContainer container = getOrCreateContainer();
        MultiMapConfig.ValueCollectionType valueCollectionType = getValueCollectionType(container);
        getResponseHandler().sendResponse(new MultiMapResponse(null, valueCollectionType));
    }

    public int getId() {
        return MultiMapDataSerializerHook.REMOVE_ALL;
    }
}
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