From 17990c7bf49df3014c0859cc006ccf63ea2396a8 Mon Sep 17 00:00:00 2001
From: kimjihun <xxxjjhhh@naver.com>
Date: Thu, 8 Aug 2024 18:14:42 +0900
Subject: [PATCH] =?UTF-8?q?*=20=EB=B0=B0=EC=B9=98=20=EC=A2=85=EB=A3=8C=20?=
 =?UTF-8?q?=ED=9B=84=20=EC=97=91=EC=85=80=20=ED=8C=8C=EC=9D=BC=20=EA=B9=A8?=
 =?UTF-8?q?=EC=A7=90=20=EB=AC=B8=EC=A0=9C=20=ED=95=B4=EA=B2=B0=20close=20#?=
 =?UTF-8?q?8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/example/springbatch/batch/ExcelRowWriter.java  | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/example/springbatch/batch/ExcelRowWriter.java b/src/main/java/com/example/springbatch/batch/ExcelRowWriter.java
index 8d5e363..5433940 100644
--- a/src/main/java/com/example/springbatch/batch/ExcelRowWriter.java
+++ b/src/main/java/com/example/springbatch/batch/ExcelRowWriter.java
@@ -19,11 +19,13 @@ public class ExcelRowWriter implements ItemStreamWriter<BeforeEntity> {
     private Workbook workbook;
     private Sheet sheet;
     private int currentRowNumber;
+    private boolean isClosed;
 
     public ExcelRowWriter(String filePath) throws IOException {
 
         this.filePath = filePath;
-        currentRowNumber = 0;
+        this.isClosed = false;
+        this.currentRowNumber = 0;
     }
 
     @Override
@@ -43,6 +45,10 @@ public class ExcelRowWriter implements ItemStreamWriter<BeforeEntity> {
     @Override
     public void close() throws ItemStreamException {
 
+        if (isClosed) {
+            return;
+        }
+
         try (FileOutputStream fileOut = new FileOutputStream(filePath)) {
             workbook.write(fileOut);
         } catch (IOException e) {
@@ -52,6 +58,8 @@ public class ExcelRowWriter implements ItemStreamWriter<BeforeEntity> {
                 workbook.close();
             } catch (IOException e) {
                 throw new ItemStreamException(e);
+            } finally {
+                isClosed = true;
             }
         }
     }