EmploymentSite/src/main/java/com/hz/employmentsite/util/StringUtils.java

package com.hz.employmentsite.util;

import org.springframework.stereotype.Component;

import java.util.List;
import java.util.stream.Collectors;

@Component
public class StringUtils {
    public boolean IsNullOrEmpty(String value) {
        return value == null || value.length() == 0;
    }


    public <T> String ListToInSql(List<T> list) {

        if (list == null || list.size() <= 0)
            return "";

        String sql = String.join("','", list.stream().map(it -> it.toString()).collect(Collectors.toList()));

        return "'" + sql + "'";
    }

    /**
     * 重要信息脱密
     *
     * @param data        数据
     * @param ciphertext  加密密文
     * @param startLength 开始位置
     * @param endLength   结束位置
     * @return 脱敏后的文本数据
     */
    public String desensitizeData(String data, String ciphertext, int startLength, int endLength) {
        if (IsNullOrEmpty(data)) {
            return "";
        }
        return data.substring(0, startLength) + ciphertext + data.substring(data.length() - endLength);
    }

}