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starrySky
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package com.starry.common.sensitive;
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import com.fasterxml.jackson.annotation.JacksonAnnotationsInside;
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import com.fasterxml.jackson.databind.annotation.JsonSerialize;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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/**
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* 脱敏注解
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*
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* @author admin
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*
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**/
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@Retention(RetentionPolicy.RUNTIME)
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@Target(ElementType.FIELD)
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@JacksonAnnotationsInside
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@JsonSerialize(using = SensitiveSerialize.class)
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public @interface Sensitive {
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/**
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* 脱敏数据类型
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*/
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SensitiveTypeEnum type();
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}
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@@ -0,0 +1,67 @@
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package com.starry.common.sensitive;
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import com.fasterxml.jackson.core.JsonGenerator;
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import com.fasterxml.jackson.databind.BeanProperty;
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import com.fasterxml.jackson.databind.JsonMappingException;
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import com.fasterxml.jackson.databind.JsonSerializer;
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import com.fasterxml.jackson.databind.SerializerProvider;
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import com.fasterxml.jackson.databind.ser.ContextualSerializer;
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import lombok.AllArgsConstructor;
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import lombok.NoArgsConstructor;
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import java.io.IOException;
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import java.util.Objects;
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/**
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* @author admin
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*
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* 脱敏序列化
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*/
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@NoArgsConstructor
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@AllArgsConstructor
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public class SensitiveSerialize extends JsonSerializer<String> implements ContextualSerializer {
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private SensitiveTypeEnum type;
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@Override
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public void serialize(final String originStr, final JsonGenerator jsonGenerator,
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final SerializerProvider serializerProvider) throws IOException {
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switch (type) {
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case CHINESE_NAME:
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jsonGenerator.writeString(SensitiveUtils.chineseName(originStr));
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break;
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case MOBILE_PHONE:
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jsonGenerator.writeString(SensitiveUtils.mobilePhone(originStr));
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break;
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case EMAIL:
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jsonGenerator.writeString(SensitiveUtils.email(originStr));
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break;
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case PASSWORD:
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jsonGenerator.writeString(SensitiveUtils.password(originStr));
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break;
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case KEY:
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jsonGenerator.writeString(SensitiveUtils.key(originStr));
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break;
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default:
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throw new IllegalArgumentException("未定义的敏感信息枚举类" + type);
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}
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}
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@Override
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public JsonSerializer<?> createContextual(final SerializerProvider serializerProvider, final BeanProperty beanProperty) throws JsonMappingException {
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if (beanProperty != null) {
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if (Objects.equals(beanProperty.getType().getRawClass(), String.class)) {
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Sensitive sensitive = beanProperty.getAnnotation(Sensitive.class);
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if (sensitive == null) {
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sensitive = beanProperty.getContextAnnotation(Sensitive.class);
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}
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if (sensitive != null) {
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return new SensitiveSerialize(sensitive.type());
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}
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}
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return serializerProvider.findValueSerializer(beanProperty.getType(), beanProperty);
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}
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return serializerProvider.findNullValueSerializer(null);
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}
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}
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@@ -0,0 +1,31 @@
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package com.starry.common.sensitive;
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/**
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* 敏感信息枚举类
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*
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* @author admin
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**/
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public enum SensitiveTypeEnum {
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/**
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* 用户名, 李*天, 张*
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*/
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CHINESE_NAME,
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/**
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* 手机号, 185****1653
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*/
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MOBILE_PHONE,
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/**
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* 电子邮件, r*****o@qq.com
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*/
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EMAIL,
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/**
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* 密码, ******
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*/
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PASSWORD,
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/**
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* 密钥, 最后三位其他都是***
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*/
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KEY
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}
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@@ -0,0 +1,155 @@
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package com.starry.common.sensitive;
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import cn.hutool.core.util.StrUtil;
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/**
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* 数据脱敏工具类
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*
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* @author admin
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* @since 2021/7/19 16:21
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*/
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public class SensitiveUtils {
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/**
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* 默认填充字符
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*/
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public static final String DEFAULT_PAD_STR = "*";
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/**
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* 数据脱敏
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*/
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public static String process(String data) {
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return process(data, 2, 1, DEFAULT_PAD_STR);
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}
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/**
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* 数据脱敏
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*/
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public static String process(String data, Integer leftLen, Integer rightLen) {
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return process(data, leftLen, rightLen, DEFAULT_PAD_STR);
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}
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/**
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* 对字符串进行脱敏操作
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*
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* @param originStr 原始字符串
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* @param prefixNoMaskLen 左侧需要保留几位明文字段
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* @param suffixNoMaskLen 右侧需要保留几位明文字段
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* @param maskStr 用于遮罩的字符串, 如'*'
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* @return 脱敏后结果
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*/
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public static String process(String originStr, int prefixNoMaskLen, int suffixNoMaskLen, String maskStr) {
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if (originStr == null) {
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return null;
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}
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StringBuilder sb = new StringBuilder();
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for (int i = 0, n = originStr.length(); i < n; i++) {
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if (i < prefixNoMaskLen) {
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sb.append(originStr.charAt(i));
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continue;
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}
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if (i > (n - suffixNoMaskLen - 1)) {
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sb.append(originStr.charAt(i));
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continue;
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}
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sb.append(maskStr);
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}
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return sb.toString();
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}
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/**
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* 中文姓名只显示最后一个汉字
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*
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* @param fullName 姓名
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* @return
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*/
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public static String chineseName(String fullName) {
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if (fullName == null) {
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return null;
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}
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return process(fullName, 0, 1, DEFAULT_PAD_STR);
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}
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/**
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* 手机号码前三位，后四位，如186****2356
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*
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* @param num 手机号码
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* @return
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*/
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public static String mobilePhone(String num) {
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return process(num, 0, 4, DEFAULT_PAD_STR);
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}
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/**
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* 地址只显示到地区
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*
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* @param address 地址
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* @return
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*/
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public static String address(String address) {
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return process(address, 6, 0, DEFAULT_PAD_STR);
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}
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/**
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* 电子邮箱 仅显示第一个字母，@后面的地址显示，比如：r**@qq.com
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*
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* @param email 电子邮箱
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* @return
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*/
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public static String email(String email) {
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if (email == null) {
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return null;
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}
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int index = StrUtil.indexOf(email, '@');
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if (index <= 1) {
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return email;
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}
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String preEmail = process(email.substring(0, index), 1, 0, DEFAULT_PAD_STR);
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return preEmail + email.substring(index);
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}
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/**
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* 密码的全部字符，如：******
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*
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* @param password 密码
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* @return
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*/
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public static String password(String password) {
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if (password == null) {
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return null;
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}
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return "******";
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}
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/**
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* 密钥除了最后三位，全部，比如：***klo
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*
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* @param key 密钥
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* @return 结果
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*/
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public static String key(String key) {
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if (key == null) {
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return null;
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}
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int viewLength = 6;
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StringBuilder tmpKey = new StringBuilder(process(key, 0, 3, DEFAULT_PAD_STR));
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if (tmpKey.length() > viewLength) {
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return tmpKey.substring(tmpKey.length() - viewLength);
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} else if (tmpKey.length() < viewLength) {
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int buffLength = viewLength - tmpKey.length();
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for (int i = 0; i < buffLength; i++) {
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tmpKey.insert(0, DEFAULT_PAD_STR);
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}
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return tmpKey.toString();
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} else {
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return tmpKey.toString();
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}
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}
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public static void main(String[] args) {
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String s = mobilePhone("18653653621");
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System.out.println(s);
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}
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}
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