From 4d72fb4289aef2a1b34677ac598e88f4f98e930e Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Mon, 10 Oct 2022 09:22:37 +0800
Subject: [PATCH] R isError and isSuccess static

---
 .../java/com/ruoyi/common/core/domain/R.java  |  8 ++++----
 .../com/ruoyi/common/utils/poi/ExcelUtil.java | 20 ++++++++++---------
 2 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/R.java b/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/R.java
index d8774609..ef15802b 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/R.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/core/domain/R.java
@@ -103,13 +103,13 @@ public class R<T> implements Serializable
         this.data = data;
     }
 
-    public Boolean isError()
+    public static <T> Boolean isError(R<T> ret)
     {
-        return !isSuccess();
+        return !isSuccess(ret);
     }
 
-    public Boolean isSuccess()
+    public static <T> Boolean isSuccess(R<T> ret)
     {
-        return R.SUCCESS == getCode();
+        return R.SUCCESS == ret.getCode();
     }
 }
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index d6876412..6137c869 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -694,17 +694,19 @@ public class ExcelUtil<T>
             // 得到导出对象.
             T vo = (T) list.get(i);
             Collection<?> subList = null;
-            if (isSubListValue(vo))
+            if (isSubList())
             {
-                subList = getListCellValue(vo);
-                subMergedLastRowNum = subMergedLastRowNum + subList.size();
+                if (isSubListValue(vo))
+                {
+                    subList = getListCellValue(vo);
+                    subMergedLastRowNum = subMergedLastRowNum + subList.size();
+                }
+                else
+                {
+                    subMergedFirstRowNum++;
+                    subMergedLastRowNum++;
+                }
             }
-            else
-            {
-                subMergedFirstRowNum++;
-                subMergedLastRowNum++;
-            }
-
             int column = 0;
             for (Object[] os : fields)
             {