Package com.hazelcast.cache.impl.client

Source Code of com.hazelcast.cache.impl.client.CacheListenerRegistrationRequest

/*
* 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.CacheService;
import com.hazelcast.cache.impl.operation.CacheListenerRegistrationOperation;
import com.hazelcast.client.impl.client.TargetClientRequest;
import com.hazelcast.nio.Address;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.PortableReader;
import com.hazelcast.nio.serialization.PortableWriter;
import com.hazelcast.spi.Operation;

import javax.cache.configuration.CacheEntryListenerConfiguration;
import java.io.IOException;
import java.security.Permission;

/**
* This client request  specifically calls {@link CacheListenerRegistrationOperation} on the server side.
*
* @see com.hazelcast.cache.impl.operation.CacheListenerRegistrationOperation
*/
public class CacheListenerRegistrationRequest
        extends TargetClientRequest {

    private String name;
    private CacheEntryListenerConfiguration cacheEntryListenerConfiguration;
    private boolean register;
    private Address target;

    public CacheListenerRegistrationRequest() {
    }

    public CacheListenerRegistrationRequest(String name, CacheEntryListenerConfiguration cacheEntryListenerConfiguration,
                                            boolean register, Address target) {
        this.name = name;
        this.cacheEntryListenerConfiguration = cacheEntryListenerConfiguration;
        this.register = register;
        this.target = target;
    }

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

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

    @Override
    protected Operation prepareOperation() {
        return new CacheListenerRegistrationOperation(name, cacheEntryListenerConfiguration, register);
    }

    @Override
    public Address getTarget() {
        return target;
    }

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

    public void write(PortableWriter writer)
            throws IOException {
        writer.writeUTF("n", name);
        writer.writeBoolean("r", register);
        ObjectDataOutput out = writer.getRawDataOutput();
        out.writeObject(cacheEntryListenerConfiguration);
        target.writeData(out);
    }

    public void read(PortableReader reader)
            throws IOException {
        name = reader.readUTF("n");
        register = reader.readBoolean("r");
        ObjectDataInput in = reader.getRawDataInput();
        cacheEntryListenerConfiguration = in.readObject();
        target = new Address();
        target.readData(in);
    }

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