From 12c9b2391742e45e7878eb0be4474c1b8f56b0ad Mon Sep 17 00:00:00 2001
From: Dominik Stadler <centic@apache.org>
Date: Sat, 16 Sep 2017 08:29:28 +0000
Subject: Fix some compiler warnings

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1808523 13f79535-47bb-0310-9956-ffa450edef68
---
 .../poi/ss/util/TestDateFormatConverter.java       | 50 ++++++++++------------
 1 file changed, 22 insertions(+), 28 deletions(-)

(limited to 'src/testcases/org/apache/poi/ss/util/TestDateFormatConverter.java')

diff --git a/src/testcases/org/apache/poi/ss/util/TestDateFormatConverter.java b/src/testcases/org/apache/poi/ss/util/TestDateFormatConverter.java
index 2b6e6e3127..70a90492a8 100644
--- a/src/testcases/org/apache/poi/ss/util/TestDateFormatConverter.java
+++ b/src/testcases/org/apache/poi/ss/util/TestDateFormatConverter.java
@@ -41,11 +41,10 @@ import org.apache.poi.util.TempFile;
 public final class TestDateFormatConverter extends TestCase {
     private void outputLocaleDataFormats( Date date, boolean dates, boolean times, int style, String styleName ) throws Exception {
 
-        Workbook workbook = new HSSFWorkbook();
-        try {
+        try (Workbook workbook = new HSSFWorkbook()) {
             String sheetName;
-            if( dates ) {
-                if( times ) {
+            if (dates) {
+                if (times) {
                     sheetName = "DateTimes";
                 } else {
                     sheetName = "Dates";
@@ -62,18 +61,18 @@ public final class TestDateFormatConverter extends TestCase {
             header.createCell(4).setCellValue("Equals");
             header.createCell(5).setCellValue("Java pattern");
             header.createCell(6).setCellValue("Excel pattern");
-    
+
             int rowNum = 1;
-            for( Locale locale : DateFormat.getAvailableLocales() ) {
+            for (Locale locale : DateFormat.getAvailableLocales()) {
                 try {
                     Row row = sheet.createRow(rowNum++);
-        
+
                     row.createCell(0).setCellValue(locale.toString());
                     row.createCell(1).setCellValue(locale.getDisplayName(Locale.ROOT));
-        
+
                     DateFormat dateFormat;
-                    if( dates ) {
-                        if( times ) {
+                    if (dates) {
+                        if (times) {
                             dateFormat = DateFormat.getDateTimeInstance(style, style, locale);
                         } else {
                             dateFormat = DateFormat.getDateInstance(style, locale);
@@ -81,42 +80,37 @@ public final class TestDateFormatConverter extends TestCase {
                     } else {
                         dateFormat = DateFormat.getTimeInstance(style, locale);
                     }
-        
+
                     Cell cell = row.createCell(2);
-        
+
                     cell.setCellValue(date);
                     CellStyle cellStyle = row.getSheet().getWorkbook().createCellStyle();
-        
-                    String javaDateFormatPattern = ((SimpleDateFormat)dateFormat).toPattern();
+
+                    String javaDateFormatPattern = ((SimpleDateFormat) dateFormat).toPattern();
                     String excelFormatPattern = DateFormatConverter.convert(locale, javaDateFormatPattern);
-        
+
                     DataFormat poiFormat = row.getSheet().getWorkbook().createDataFormat();
                     cellStyle.setDataFormat(poiFormat.getFormat(excelFormatPattern));
                     row.createCell(3).setCellValue(dateFormat.format(date));
-        
+
                     cell.setCellStyle(cellStyle);
-        
+
                     // the formula returns TRUE is the formatted date in column C equals to the string in column D
-                    row.createCell(4).setCellFormula("TEXT(C"+rowNum+",G"+rowNum+")=D" + rowNum);
+                    row.createCell(4).setCellFormula("TEXT(C" + rowNum + ",G" + rowNum + ")=D" + rowNum);
                     row.createCell(5).setCellValue(javaDateFormatPattern);
                     row.createCell(6).setCellValue(excelFormatPattern);
                 } catch (Exception e) {
-                    throw new RuntimeException("Failed for locale: " + locale + ", having locales: " + 
+                    throw new RuntimeException("Failed for locale: " + locale + ", having locales: " +
                             Arrays.toString(DateFormat.getAvailableLocales()), e);
                 }
             }
-    
+
             File outputFile = TempFile.createTempFile("Locale" + sheetName + styleName, ".xlsx");
-            FileOutputStream outputStream = new FileOutputStream(outputFile);
-            try {
+            try (FileOutputStream outputStream = new FileOutputStream(outputFile)) {
                 workbook.write(outputStream);
-            } finally {
-                outputStream.close();
             }
-    
-            System.out.println("Open " + outputFile.getAbsolutePath()+" in Excel");
-        } finally {
-            workbook.close();
+
+            System.out.println("Open " + outputFile.getAbsolutePath() + " in Excel");
         }
     }
 
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