hazelcast-master/hazelcast/src/main/java/com/hazelcast/jet/impl/operation/AbstractJobOperation.java
/*
 * Copyright (c) 2008-2023, 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.jet.impl.operation;

import com.hazelcast.jet.impl.JetServiceBackend;
import com.hazelcast.jet.impl.execution.init.JetInitDataSerializerHook;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.spi.impl.operationservice.Operation;

import java.io.IOException;

import static com.hazelcast.jet.impl.util.Util.checkJetIsEnabled;

/**
 * Base class for {@link GetJobStatusOperation} and others.
 */
public abstract class AbstractJobOperation extends Operation implements IdentifiedDataSerializable {

    private long jobId;

    protected AbstractJobOperation() {
    }

    protected AbstractJobOperation(long jobId) {
        this.jobId = jobId;
    }

    protected final long jobId() {
        return jobId;
    }

    @Override
    public final int getFactoryId() {
        return JetInitDataSerializerHook.FACTORY_ID;
    }

    @Override
    protected void writeInternal(ObjectDataOutput out) throws IOException {
        super.writeInternal(out);
        out.writeLong(jobId);
    }

    @Override
    protected void readInternal(ObjectDataInput in) throws IOException {
        super.readInternal(in);
        jobId = in.readLong();
    }

    protected JetServiceBackend getJetServiceBackend() {
        checkJetIsEnabled(getNodeEngine());
        assert getServiceName().equals(JetServiceBackend.SERVICE_NAME) : "Service is not Jet Service";
        return getService();
    }
}
