hazelcast-master/hazelcast/src/main/java/com/hazelcast/internal/services/DistributedObjectNamespace.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.internal.services;

import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.IdentifiedDataSerializable;
import com.hazelcast.spi.annotation.PrivateApi;
import com.hazelcast.spi.impl.SpiDataSerializerHook;

import java.io.IOException;

/**
 * Default {@link ObjectNamespace} implementation for {@link com.hazelcast.core.DistributedObject}.
 *
 * @since 3.9
 */
@PrivateApi
public final class DistributedObjectNamespace implements ObjectNamespace, IdentifiedDataSerializable {

    private String service;

    private String objectName;

    public DistributedObjectNamespace() {
    }

    public DistributedObjectNamespace(String serviceName, String objectName) {
        this.service = serviceName;
        this.objectName = objectName;
    }

    public DistributedObjectNamespace(ObjectNamespace namespace) {
        this(namespace.getServiceName(), namespace.getObjectName());
    }

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

    @Override
    public String getObjectName() {
        return objectName;
    }

    @Override
    public void writeData(ObjectDataOutput out) throws IOException {
        out.writeString(service);
        out.writeString(objectName);
    }

    @Override
    public void readData(ObjectDataInput in) throws IOException {
        service = in.readString();
        objectName = in.readString();
    }

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

    @Override
    public int getClassId() {
        return SpiDataSerializerHook.DISTRIBUTED_OBJECT_NS;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof DistributedObjectNamespace)) {
            return false;
        }

        DistributedObjectNamespace that = (DistributedObjectNamespace) o;

        if (!service.equals(that.service)) {
            return false;
        }
        return objectName.equals(that.objectName);
    }

    @Override
    public int hashCode() {
        int result = service.hashCode();
        result = 31 * result + objectName.hashCode();
        return result;
    }

    @Override
    public String toString() {
        return "DistributedObjectNamespace{"
                + "service='" + service + '\''
                + ", objectName='" + objectName + '\''
                + '}';
    }
}
