工具类

eladmin-common/src/main/java/me/zhengjie/utils/ListUtil.java

@@ -9,6 +9,8 @@ import java.util.*;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.apache.poi.ss.formula.functions.T;
 
 import java.util.List;
@@ -19,14 +21,43 @@ import java.util.stream.Stream;
  * @author lyf
  */
 public class ListUtil {
-
+    private static ObjectMapper objectMapper = new ObjectMapper();
 
     public static JSONArray stringChangeList(String listString){
         // 使用Fastjson将JSON字符串转换为JSONArray对象
         return JSON.parseArray(listString);
-
     }
 
+    public static JSONObject stringToJSONObject(String str){
+        return JSONObject.parseObject(str);
+    }
+    public static <T> T stringToJson(String json, Class<T> valueType) {
+        try {
+            return objectMapper.readValue(json, valueType);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+    public static String toString(Object json){
+        try {
+            ObjectMapper objectMapper = new ObjectMapper();
+            return objectMapper.writeValueAsString(json);
+        } catch (JsonProcessingException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    public static <T> List<?> toList(String json,List<T> list){
+        try {
+            ObjectMapper objectMapper = new ObjectMapper();
+            return objectMapper.readValue(json,list.getClass());
+        } catch (JsonProcessingException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
 
     public static String JSONArrayChangeString(JSONArray jsonArray){
         return jsonArray.toString();