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/*
 * Copyright (c) 2008-2015, 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.ringbuffer.impl.operations;

import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.ringbuffer.impl.RingbufferContainer;
import com.hazelcast.ringbuffer.impl.RingbufferService;
import com.hazelcast.spi.AbstractOperation;
import com.hazelcast.spi.PartitionAwareOperation;

import java.io.IOException;

import static com.hazelcast.ringbuffer.impl.RingbufferDataSerializerHook.F_ID;
import static com.hazelcast.ringbuffer.impl.RingbufferService.SERVICE_NAME;

public abstract class AbstractRingBufferOperation extends AbstractOperation
        implements IdentifiedDataSerializable, PartitionAwareOperation {

    protected String name;
    private RingbufferContainer ringbuffer;

    public AbstractRingBufferOperation() {
    }

    public AbstractRingBufferOperation(String name) {
        this.name = name;
    }

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

    RingbufferContainer getRingBufferContainer() {
        if (ringbuffer != null) {
            return ringbuffer;
        }

        RingbufferService service = getService();
        RingbufferContainer ringbuffer = service.getContainer(name);
        ringbuffer.cleanup();
        this.ringbuffer = ringbuffer;
        return ringbuffer;
    }

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

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

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