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 * The MIT License (MIT)                                                         *
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package org.aoju.bus.sensitive.strategy;

import org.aoju.bus.core.toolkit.CollKit;
import org.aoju.bus.core.toolkit.ObjectKit;
import org.aoju.bus.core.toolkit.StringKit;
import org.aoju.bus.extra.emoji.EmojiKit;
import org.aoju.bus.sensitive.Context;
import org.aoju.bus.sensitive.annotation.Shield;
import org.aoju.bus.sensitive.provider.AbstractProvider;

/**
 * 收货地址脱敏处理类
 * 地址只显示到地区,不显示详细地址;我们要对个人信息增强保护
 * 例子:北京市海淀区****
 *
 * @author Kimi Liu
 * @version 6.1.3
 * @since JDK 1.8+
 */
public class AddressStrategy extends AbstractProvider {

    @Override
    public String build(Object object, Context context) {
        if (ObjectKit.isEmpty(object)) {
            return null;
        }
        String value = object.toString();
        if (CollKit.isNotEmpty(EmojiKit.extractEmojis(value))) {
            return value;
        }
        final int RIGHT = 10;
        final int LEFT = 6;

        final Shield shield = context.getShield();
        int length = StringKit.length(value);
        if (length > RIGHT + LEFT) {
            return StringKit.rightPad(StringKit.left(value, length - RIGHT), length, shield.shadow());
        }
        if (length <= LEFT) {
            return value;
        } else {
            return value.substring(0, LEFT + 1).concat(StringKit.fill(5, shield.shadow()));
        }
    }

}




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