From b1bde50f9c1a477e59fe881e6f69f6c6ec4b542b Mon Sep 17 00:00:00 2001
From: lihongjie0209 <lihongjie0209@gmail.com>
Date: Fri, 25 Aug 2023 14:24:40 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AE=8C=E5=96=84=E8=BF=94=E5=9B=9E=E5=80=BC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .gitignore                                                   | 2 ++
 .../java/cn/lihongjie/coal/config/RResponseBodyAdvice.java   | 5 +++++
 src/main/java/cn/lihongjie/coal/dto/R.java                   | 4 ++++
 3 files changed, 11 insertions(+)

diff --git a/.gitignore b/.gitignore
index d34289ff..be7a0f38 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,5 @@ build/
 .vscode/
 *.log
 
+src/main/resources/rebel.xml
+coal.log.*.gz
diff --git a/src/main/java/cn/lihongjie/coal/config/RResponseBodyAdvice.java b/src/main/java/cn/lihongjie/coal/config/RResponseBodyAdvice.java
index a11d0960..84093bfd 100644
--- a/src/main/java/cn/lihongjie/coal/config/RResponseBodyAdvice.java
+++ b/src/main/java/cn/lihongjie/coal/config/RResponseBodyAdvice.java
@@ -29,6 +29,11 @@ public class RResponseBodyAdvice implements ResponseBodyAdvice<Object> {
         if (!selectedContentType.includes(MediaType.APPLICATION_JSON)) {
             return body;
         }
+
+        if (body == null) {
+            return R.success();
+        }
+
         if (body instanceof byte[]) {
             return body;
         }
diff --git a/src/main/java/cn/lihongjie/coal/dto/R.java b/src/main/java/cn/lihongjie/coal/dto/R.java
index 9165c9a1..0dbb4841 100644
--- a/src/main/java/cn/lihongjie/coal/dto/R.java
+++ b/src/main/java/cn/lihongjie/coal/dto/R.java
@@ -33,6 +33,10 @@ public class R<T> {
     }
 
 
+    public static <T> R<T> success() {
+        return success(null);
+    }
+
     public static <T> R<T> success(T data) {
         return create(data, "ok", "");
     }