예외처리 추가

src/main/java/cokr/xit/fims/rent/web/Rent04Controller.java

@@ -96,6 +96,11 @@ public class Rent04Controller extends ApplicationController {
         byte[] bytesOfFile = file.getBytes();
         InputStream in = new ByteArrayInputStream(bytesOfFile);
         XSSFWorkbook workbook = new XSSFWorkbook(in);
+
+        try {
+
+
+
         in.close();
 
         int rowNo = 0;
@@ -224,6 +229,9 @@ public class Rent04Controller extends ApplicationController {
 
         mav.addObject("data", result);
         mav.addObject("saved", true);
+        } catch(Exception e) {
+        	workbook.close();
+        }
         return mav;
     }