push

src/main/java/com/nju/edu/pay/web/response/ErrorResponse.java

@@ -13,6 +13,6 @@ public class ErrorResponse implements Response{
 
     @Override
     public int getError() {
-        return 0;
+        return error;
     }
 }

src/main/java/com/nju/edu/pay/web/response/SuccessResponse.java

@@ -21,6 +21,6 @@ public class SuccessResponse implements Response {
     }
     @Override
     public int getError() {
-        return 0;
+        return error;
     }
 }