com.hazelcast.partition.client.AddPartitionLostListenerRequest Maven / Gradle / Ivy

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Core Hazelcast Module
There is a newer version: 5.4.0
/*
 * 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.partition.client;

import com.hazelcast.client.ClientEndpoint;
import com.hazelcast.client.impl.client.BaseClientAddListenerRequest;
import com.hazelcast.client.impl.client.ClientPortableHook;
import com.hazelcast.partition.InternalPartitionService;
import com.hazelcast.partition.PartitionLostEvent;
import com.hazelcast.partition.PartitionLostListener;
import com.hazelcast.spi.impl.PortablePartitionLostEvent;

import java.security.Permission;

import static com.hazelcast.partition.InternalPartitionService.PARTITION_LOST_EVENT_TOPIC;
import static com.hazelcast.partition.InternalPartitionService.SERVICE_NAME;

public class AddPartitionLostListenerRequest extends BaseClientAddListenerRequest {

    public AddPartitionLostListenerRequest() {
    }

    @Override
    public Object call() {
        final ClientEndpoint endpoint = getEndpoint();
        final InternalPartitionService partitionService = getService();

        final PartitionLostListener listener = new PartitionLostListener() {
            @Override
            public void partitionLost(PartitionLostEvent event) {
                if (endpoint.isAlive()) {
                    final PortablePartitionLostEvent portableEvent = new PortablePartitionLostEvent(event.getPartitionId(),
                            event.getLostBackupCount(), event.getEventSource());
                    endpoint.sendEvent(null, portableEvent, getCallId());
                }
            }
        };

        String registrationId;
        if (localOnly) {
            registrationId = partitionService.addLocalPartitionLostListener(listener);
        } else {
            registrationId = partitionService.addPartitionLostListener(listener);
        }
        endpoint.addListenerDestroyAction(SERVICE_NAME, PARTITION_LOST_EVENT_TOPIC, registrationId);
        return registrationId;
    }

    @Override
    public String getServiceName() {
        return SERVICE_NAME;
    }

    @Override
    public String getMethodName() {
        return "addPartitionLostListener";
    }

    @Override
    public int getFactoryId() {
        return ClientPortableHook.ID;
    }

    @Override
    public int getClassId() {
        return ClientPortableHook.ADD_PARTITION_LOST_LISTENER;
    }

    @Override
    public Permission getRequiredPermission() {
        return null;
    }

    @Override
    public String getDistributedObjectName() {
        return null;
    }
}