/*
 * 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.concurrent.semaphore.operations;

import com.hazelcast.concurrent.semaphore.SemaphoreContainer;
import com.hazelcast.concurrent.semaphore.SemaphoreDataSerializerHook;
import com.hazelcast.concurrent.semaphore.SemaphoreService;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.spi.PartitionAwareOperation;
import com.hazelcast.spi.impl.AbstractNamedOperation;

import java.io.IOException;

public abstract class SemaphoreOperation extends AbstractNamedOperation
        implements PartitionAwareOperation, IdentifiedDataSerializable {

    protected int permitCount;
    protected transient Object response;

    protected SemaphoreOperation() {
    }

    protected SemaphoreOperation(String name, int permitCount) {
        super(name);
        this.permitCount = permitCount;
    }

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

    @Override
    public Object getResponse() {
        return response;
    }

    public SemaphoreContainer getSemaphoreContainer() {
        SemaphoreService service = getService();
        return service.getSemaphoreContainer(name);
    }

    @Override
    public final int getFactoryId() {
        return SemaphoreDataSerializerHook.F_ID;
    }

    @Override
    public void writeInternal(ObjectDataOutput out) throws IOException {
        super.writeInternal(out);
        out.writeInt(permitCount);
    }

    @Override
    public void readInternal(ObjectDataInput in) throws IOException {
        super.readInternal(in);
        permitCount = in.readInt();
    }
}
