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AbstractMultiPartitionMessageTask.java
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AbstractMultiPartitionMessageTask.java
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/*
* Copyright (c) 2008-2020, 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.client.impl.protocol.task;
import com.hazelcast.client.impl.operations.OperationFactoryWrapper;
import com.hazelcast.client.impl.protocol.ClientMessage;
import com.hazelcast.core.ExecutionCallback;
import com.hazelcast.instance.Node;
import com.hazelcast.map.impl.MapService;
import com.hazelcast.map.impl.MapServiceContext;
import com.hazelcast.map.impl.operation.MapOperationProvider;
import com.hazelcast.nio.Connection;
import com.hazelcast.spi.OperationFactory;
import com.hazelcast.spi.impl.operationservice.InternalOperationService;
import java.util.Collection;
import java.util.Map;
public abstract class AbstractMultiPartitionMessageTask<P> extends AbstractMessageTask<P>
implements ExecutionCallback<Map<Integer, Object>> {
protected AbstractMultiPartitionMessageTask(ClientMessage clientMessage, Node node, Connection connection) {
super(clientMessage, node, connection);
}
@Override
protected void processMessage() {
OperationFactory operationFactory = new OperationFactoryWrapper(createOperationFactory(), endpoint.getUuid());
InternalOperationService operationService = nodeEngine.getOperationService();
operationService.invokeOnPartitionsAsync(getServiceName(), operationFactory, getPartitions()).andThen(this);
}
protected final MapOperationProvider getMapOperationProvider(String mapName) {
MapService mapService = getService(MapService.SERVICE_NAME);
MapServiceContext mapServiceContext = mapService.getMapServiceContext();
return mapServiceContext.getMapOperationProvider(mapName);
}
public abstract Collection<Integer> getPartitions();
protected abstract OperationFactory createOperationFactory();
protected abstract Object reduce(Map<Integer, Object> map);
@Override
public final void onFailure(Throwable throwable) {
handleProcessingFailure(throwable);
}
@Override
public final void onResponse(Map<Integer, Object> map) {
sendResponse(reduce(map));
}
}