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Core Hazelcast Module
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/*
 * Copyright (c) 2008-2013, 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.cache.impl.client;

import com.hazelcast.cache.impl.CachePortableHook;
import com.hazelcast.cache.impl.operation.CacheRemoveOperation;
import com.hazelcast.nio.IOUtil;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.nio.serialization.PortableReader;
import com.hazelcast.nio.serialization.PortableWriter;
import com.hazelcast.spi.Operation;

import java.io.IOException;

public class CacheRemoveRequest
        extends AbstractCacheRequest {

    protected Data key;
    protected Data currentValue;
    private int completionId;

    public CacheRemoveRequest() {
    }

    public CacheRemoveRequest(String name, Data key) {
        super(name);
        this.key = key;
    }

    public CacheRemoveRequest(String name, Data key, Data currentValue) {
        super(name);
        this.key = key;
        this.currentValue = currentValue;
    }

    public int getClassId() {
        return CachePortableHook.REMOVE;
    }

    protected Object getKey() {
        return key;
    }

    @Override
    protected Operation prepareOperation() {
        return new CacheRemoveOperation(name, key, currentValue, completionId);
    }

    public void write(PortableWriter writer)
            throws IOException {
        writer.writeUTF("n", name);
        writer.writeInt("c", completionId);
        final ObjectDataOutput out = writer.getRawDataOutput();
        key.writeData(out);
        IOUtil.writeNullableData(out, currentValue);
    }

    public void read(PortableReader reader)
            throws IOException {
        name = reader.readUTF("n");
        completionId = reader.readInt("c");
        final ObjectDataInput in = reader.getRawDataInput();
        key = new Data();
        key.readData(in);
        currentValue = IOUtil.readNullableData(in);
    }

    public void setCompletionId(Integer completionId) {
        this.completionId = completionId != null ? completionId : -1;
    }

}