Add new file

src/main/java/cn/dcpnet/exception/BusinessException.java

+package cn.dcpnet.exception;
+
+import cn.dcpnet.util.ReturnInfo;
+import cn.dcpnet.util.ReturnMap;
+
+import java.util.Map;
+
+/**
+ * @program: template
+ * @description:
+ * @author: Dcpnet
+ * @create: 2020-12-19 16:34
+ */
+public class BusinessException extends RuntimeException{
+
+    /** 存储内容得Map */
+    private Map<String,Object> map;
+
+    public BusinessException() {
+        super();
+    }
+
+    public BusinessException(ReturnInfo info) {
+        super(info.getCode()+"->"+info.getMessage());
+        map = ReturnMap.getMap(info);
+    }
+
+    public BusinessException(Map<String, Object> map) {
+        this.map = map;
+    }
+
+    public Map<String, Object> getMap() {
+        return map;
+    }
+}