个人信息打码

package com;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class test {
  
  //个人信息打码
  private static String getEncrypt(String number){
    //电话
    if (number != null && number.length() == 11) {
      return number.replaceAll("(\d{3})\d{4}(\d{4})", "$1****$2");
    }
    //身份证号码
    if (number != null && number.length() == 18) {
      return number.replaceAll("(\d{4})\d{12}(\w{2})","$1************$2");
    } else if(number != null && number.length() == 15){
      return number.replaceAll("(\d{4})\d{9}(\w{2})","$1*********$2");
    }else{
      return number;
    }
  }
  
  private static String getEncryptName(String name){
    String regex = "[\u4E00-\u9FA5]{2,30}(?:·[\u4E00-\u9FA5]{2,5})*";
    Pattern p = Pattern.compile(regex);
    Matcher m = p.matcher(name);
    boolean isMatch = m.matches();
    StringBuilder sb = new StringBuilder();
    String names="";
    if (isMatch) {//说明是中文姓名
      if (name.contains("·")) {
        String[] strNames = name.split("·");
        for (int i = 0; i < strNames.length-1; i++) {
          if (i!=strNames.length) {
            names = strNames[i].replaceAll("[\u4e00-\u9fa5]", "*");
          }
          sb.append(names).append("·");
        }
        return sb.append(strNames[strNames.length-1]).toString();
      } else {
        String[] strNames = name.split("");
        sb.append(strNames[1]);
        for (int i = 2; i < strNames.length; i++) {
          names = strNames[i].replaceAll("[\u4e00-\u9fa5]", "*");
          sb.append(names);
        }
        return sb.toString();
      }
    } else {//说明是英文
      if (name.contains(" ")) {
        String[] strNames = name.split(" ");
        for (int i = 0; i < strNames.length-1; i++) {
          if (i!=strNames.length) {
            names = strNames[i].replaceAll("^[A-Za-z]+$", "*");
          }
          sb.append(names).append(" ");
        }
        return sb.append(strNames[strNames.length-1]).toString();
      }
    }
    return name;
  }

  /**
   * @param args
   */
  public static void main(String[] args) {
    System.out.println(getEncrypt("411421995412541201"));
    System.out.println(getEncrypt("13595245120"));
    System.out.println(getEncryptName("张三"));
  }

}

结果: