/* * 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.client.impl.protocol.task.queue; import com.hazelcast.client.impl.protocol.ClientMessage; import com.hazelcast.client.impl.protocol.codec.QueueContainsCodec; import com.hazelcast.client.impl.protocol.task.AbstractPartitionMessageTask; import com.hazelcast.collection.impl.queue.QueueService; import com.hazelcast.collection.impl.queue.operations.ContainsOperation; import com.hazelcast.instance.Node; import com.hazelcast.nio.Connection; import com.hazelcast.nio.serialization.Data; import com.hazelcast.security.permission.ActionConstants; import com.hazelcast.security.permission.QueuePermission; import com.hazelcast.spi.Operation; import java.security.Permission; import java.util.Collection; import java.util.HashSet; /** * Client Protocol Task for handling messages with type id: * {@link com.hazelcast.client.impl.protocol.codec.QueueMessageType#QUEUE_CONTAINS} */ public class QueueContainsMessageTask extends AbstractPartitionMessageTask<QueueContainsCodec.RequestParameters> { public QueueContainsMessageTask(ClientMessage clientMessage, Node node, Connection connection) { super(clientMessage, node, connection); } @Override protected Operation prepareOperation() { final Collection<Data> datList = new HashSet<Data>(); datList.add(parameters.value); return new ContainsOperation(parameters.name, datList); } @Override protected QueueContainsCodec.RequestParameters decodeClientMessage(ClientMessage clientMessage) { return QueueContainsCodec.decodeRequest(clientMessage); } @Override protected ClientMessage encodeResponse(Object response) { final boolean result = response != null && ((Boolean) response); return QueueContainsCodec.encodeResponse(result); } @Override public Object[] getParameters() { return new Object[]{parameters.value}; } @Override public Permission getRequiredPermission() { return new QueuePermission(parameters.name, ActionConstants.ACTION_READ); } @Override public String getMethodName() { return "contains"; } @Override public String getServiceName() { return QueueService.SERVICE_NAME; } @Override public String getDistributedObjectName() { return parameters.name; } }