org.aoju.bus.sensitive.strategy.NameStrategy Maven / Gradle / Ivy
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package org.aoju.bus.sensitive.strategy;
import org.aoju.bus.core.lang.Normal;
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;
/**
* 中文名称脱敏策略：
*
* 0. 少于等于1个字 直接返回
* 1. 两个字 隐藏姓
* 2. 三个及其以上 只保留第一个和最后一个 其他用星号代替
*
* @author Kimi Liu
* @version 6.1.3
* @since JDK 1.8+
*/
public class NameStrategy extends AbstractProvider {
/**
* 脱敏中文名称
*
* @param value 中文名称
* @return 脱敏后的结果
*/
private static String name(final String value, final String shadow) {
if (StringKit.isEmpty(value)) {
return value;
}
if (CollKit.isNotEmpty(EmojiKit.extractEmojis(value))) {
return value;
}
final int nameLength = value.length();
if (1 == nameLength) {
return value;
}
if (2 == nameLength) {
return shadow + value.charAt(1);
}
StringBuilder stringBuffer = new StringBuilder();
stringBuffer.append(value.charAt(0));
for (int i = 0; i < nameLength - 2; i++) {
stringBuffer.append(shadow);
}
stringBuffer.append(value.charAt(nameLength - 1));
return stringBuffer.toString();
}
@Override
public Object build(Object object, Context context) {
if (ObjectKit.isEmpty(object)) {
return null;
}
final Shield shield = context.getShield();
return this.name(ObjectKit.isNull(object) ? Normal.EMPTY : object.toString(), shield.shadow());
}
}