com.hazelcast.client.impl.protocol.task.management.HotRestartTriggerBackupMessageTask Maven / Gradle / Ivy

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Core Hazelcast Module
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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.management;

import com.hazelcast.client.impl.protocol.ClientMessage;
import com.hazelcast.client.impl.protocol.codec.MCTriggerHotRestartBackupCodec;
import com.hazelcast.client.impl.protocol.task.AbstractCallableMessageTask;
import com.hazelcast.instance.impl.Node;
import com.hazelcast.internal.management.ManagementCenterService;
import com.hazelcast.internal.nio.Connection;
import com.hazelcast.logging.ILogger;
import com.hazelcast.spi.impl.executionservice.ExecutionService;

import java.security.Permission;
import java.util.concurrent.Future;

import static com.hazelcast.internal.util.ConcurrencyUtil.CALLER_RUNS;
import static com.hazelcast.internal.util.ExceptionUtil.peel;
import static com.hazelcast.internal.util.ExceptionUtil.withTryCatch;

public class HotRestartTriggerBackupMessageTask
        extends AbstractCallableMessageTask {

    private final Node node;

    public HotRestartTriggerBackupMessageTask(ClientMessage clientMessage, Node node, Connection connection) {
        super(clientMessage, node, connection);
        this.node = node;
    }

    @Override
    protected Object call() throws Exception {
        ILogger logger = nodeEngine.getLogger(getClass());
        ExecutionService executionService = nodeEngine.getExecutionService();
        Future future = executionService.submit(
                ExecutionService.ASYNC_EXECUTOR,
                () -> {
                    node.getNodeExtension().getHotRestartService().backup();
                    return null;
                });

        executionService.asCompletableFuture(future).whenCompleteAsync(
                withTryCatch(
                        logger,
                        (empty, error) -> sendResponse(error != null ? peel(error) : null)), CALLER_RUNS);

        return null;
    }

    @Override
    protected MCTriggerHotRestartBackupCodec.RequestParameters decodeClientMessage(ClientMessage clientMessage) {
        return MCTriggerHotRestartBackupCodec.decodeRequest(clientMessage);
    }

    @Override
    protected ClientMessage encodeResponse(Object response) {
        return MCTriggerHotRestartBackupCodec.encodeResponse();
    }

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

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

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

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

    @Override
    public Object[] getParameters() {
        return new Object[0];
    }

    @Override
    public boolean isManagementTask() {
        return true;
    }
}