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MapGetMessageTask.java
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MapGetMessageTask.java
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/*
* Copyright (c) 2008-2021, 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.map;
import com.hazelcast.client.impl.protocol.ClientMessage;
import com.hazelcast.client.impl.protocol.codec.MapGetCodec;
import com.hazelcast.instance.impl.Node;
import com.hazelcast.internal.nio.Connection;
import com.hazelcast.internal.util.Timer;
import com.hazelcast.map.impl.MapContainer;
import com.hazelcast.map.impl.MapService;
import com.hazelcast.map.impl.operation.MapOperation;
import com.hazelcast.map.impl.operation.MapOperationProvider;
import com.hazelcast.security.permission.ActionConstants;
import com.hazelcast.security.permission.MapPermission;
import com.hazelcast.spi.impl.operationservice.Operation;
import java.security.Permission;
public class MapGetMessageTask
extends AbstractMapPartitionMessageTask<MapGetCodec.RequestParameters> {
private transient long startTimeNanos;
public MapGetMessageTask(ClientMessage clientMessage, Node node, Connection connection) {
super(clientMessage, node, connection);
}
@Override
protected MapGetCodec.RequestParameters decodeClientMessage(ClientMessage clientMessage) {
return MapGetCodec.decodeRequest(clientMessage);
}
@Override
protected ClientMessage encodeResponse(Object response) {
return MapGetCodec.encodeResponse(serializationService.toData(response));
}
@Override
protected Operation prepareOperation() {
MapOperationProvider operationProvider = getMapOperationProvider(parameters.name);
MapOperation operation = operationProvider.createGetOperation(parameters.name, parameters.key);
operation.setClientCall(true);
operation.setThreadId(parameters.threadId);
return operation;
}
@Override
protected void beforeProcess() {
startTimeNanos = Timer.nanos();
}
@Override
protected Object processResponseBeforeSending(Object response) {
MapService mapService = getService(MapService.SERVICE_NAME);
MapContainer mapContainer = mapService.getMapServiceContext().getMapContainer(parameters.name);
if (mapContainer.getMapConfig().isStatisticsEnabled()) {
mapService.getMapServiceContext().getLocalMapStatsProvider().getLocalMapStatsImpl(parameters.name)
.incrementGetLatencyNanos(Timer.nanosElapsed(startTimeNanos));
}
return response;
}
@Override
public String getServiceName() {
return MapService.SERVICE_NAME;
}
@Override
public Permission getRequiredPermission() {
return new MapPermission(parameters.name, ActionConstants.ACTION_READ);
}
@Override
public String getDistributedObjectName() {
return parameters.name;
}
@Override
public String getMethodName() {
return "get";
}
@Override
public Object[] getParameters() {
return new Object[]{parameters.key};
}
}