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/*
 * Copyright 2010-2019 Amazon.com, Inc. or its affiliates. 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.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file 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.
 
 * According to cos feature, we modify some class，comment, field name, etc.
 */


package com.branch.cos.region;

import java.io.Serializable;

import com.branch.cos.exception.CosClientException;
import com.branch.cos.internal.UrlComponentUtils;

public class Region implements Serializable {
    private static final long serialVersionUID = 1L;
    private String regionName;
    private String displayName;

    public Region(String region_name) {
        this(region_name, region_name);
    }

    public Region(String region_name, String displayName) {
        this.regionName = region_name;
        this.displayName = displayName;
    }

    public String getRegionName() {
        return regionName;
    }

    public String getDisplayName() {
        return displayName;
    }

    @Override
    public boolean equals(Object anObject) {
        if (this == anObject) {
            return true;
        }
        if (anObject instanceof Region) {
            String anotherRegionName = ((Region) anObject).getRegionName();
            return anotherRegionName.equals(regionName);
        }
        return false;
    }
    
    public static String formatRegion(Region region) throws CosClientException {
        return formatRegion(region.getRegionName());
    }
    
    public static String formatRegion(String regionName) throws CosClientException {
        UrlComponentUtils.validateRegionName(regionName);
        return regionName;
    }
}