去除无效

src/main/java/com/pms/ocp/common/utils/JSONCopyUtil.java

-package com.pms.ocp.common.utils;
-
-import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONArray;
-import org.apache.commons.lang3.StringUtils;
-
-import java.util.List;
-
-/**
- * @ClassName: JSONCopyUtil
- * @Author: laizonghao
- * @Description: 基于fastjson的实体复制工具类
- * @Date: 2020/9/12 15:12
- */
-public class JSONCopyUtil {
-
-    /**
-     * 对象复制
-     * @param o
-     * @param clazz
-     * @param <T>
-     * @return
-     */
-    public static <T> T copyObject(Object o, Class<T> clazz) {
-        return JSON.parseObject(JSON.toJSONString(o), clazz);
-    }
-
-    public static <T> T copyObject(String jsonString, Class<T> clazz) {
-        return JSON.parseObject(jsonString, clazz);
-    }
-
-    /**
-     * List复制
-     * @param o
-     * @param clazz
-     * @param <T>
-     * @return
-     */
-    public static <T> List<T> copyArray(Object o, Class<T> clazz) {
-        return JSONArray.parseArray(JSON.toJSONString(o), clazz);
-    }
-
-    public static <T> List<T> copyArray(String jsonString, Class<T> clazz) {
-        return JSONArray.parseArray(jsonString, clazz);
-    }
-
-
-    /**
-     * 从文本中提取数据
-     * @param str
-     * @return
-     */
-    public static String getStringNum(String str) {
-        str = str.trim();
-        StringBuilder str2 = new StringBuilder();
-        if (StringUtils.isNotBlank(str)) {
-            for (int i = 0; i < str.length(); i++) {
-                //加一个分隔符判断 - 45  , 44
-                if ((str.charAt(i) >= 48 && str.charAt(i) <= 57) || str.charAt(i) == 44 || str.charAt(i) == 45) {
-                    str2.append(str.charAt(i));
-                }
-            }
-        }
-        return str2.toString();
-    }
-}