http响应-统一响应格式

springboot-web-req-resp/src/main/java/com/inmind/controller/ResponseController.java

@@ -49,7 +49,7 @@ public class ResponseController {
     @RequestMapping("/hello")
     public Result hello(){
         System.out.println("hello World");
-        return new Result(1,"成功","hello world");
+        return Result.success("hello world");
     }
 
     //响应对象
@@ -58,7 +58,7 @@ public class ResponseController {
         Address address = new Address();
         address.setProvince("江苏");
         address.setCity("常州");
-        return new Result(1,"成功",address);
+        return Result.success(address);
     }
 
     //响应集合
@@ -76,7 +76,7 @@ public class ResponseController {
         address1.setCity("苏州");
 
         list.add(address1);
-        return new Result(1,"成功",list);
+        return Result.success(list);
     }
 
 }

springboot-web-req-resp/src/main/java/com/inmind/pojo/Result.java

@@ -46,4 +46,21 @@ public class Result {
                 ", data=" + data +
                 '}';
     }
+
+    //封装一些固定的成功和失败的方法，供外部调用
+    public static Result success(){
+        /*Result result = new Result(1, "成功", null);
+        return result;*/
+        return success(null);
+    }
+
+    public static Result success(Object data){
+        Result result = new Result(1, "成功", data);
+        return result;
+    }
+
+    public static Result error(String msg){
+        Result result = new Result(0, msg, null);
+        return result;
+    }
 }