From 87ee700d04af1fea764c0762f0fb5dada4411295 Mon Sep 17 00:00:00 2001
From: PJ Fanning <fanningpj@apache.org>
Date: Fri, 15 Jul 2022 21:52:32 +0000
Subject: [github-340] make more use of StandardCharsets. Thanks to XenoAmess.
 This closes #340

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1902755 13f79535-47bb-0310-9956-ffa450edef68
---
 .../src/main/java/org/apache/poi/examples/hsmf/Msg2txt.java         | 3 ++-
 .../src/main/java/org/apache/poi/examples/ss/html/ToHtml.java       | 2 +-
 .../java/org/apache/poi/examples/xssf/usermodel/BigGridDemo.java    | 6 +++---
 3 files changed, 6 insertions(+), 5 deletions(-)

(limited to 'poi-examples/src/main/java')

diff --git a/poi-examples/src/main/java/org/apache/poi/examples/hsmf/Msg2txt.java b/poi-examples/src/main/java/org/apache/poi/examples/hsmf/Msg2txt.java
index 54dd9a279e..151cfc6fa0 100644
--- a/poi-examples/src/main/java/org/apache/poi/examples/hsmf/Msg2txt.java
+++ b/poi-examples/src/main/java/org/apache/poi/examples/hsmf/Msg2txt.java
@@ -22,6 +22,7 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.PrintWriter;
+import java.nio.charset.StandardCharsets;
 
 import org.apache.poi.hsmf.MAPIMessage;
 import org.apache.poi.hsmf.datatypes.AttachmentChunks;
@@ -62,7 +63,7 @@ public class Msg2txt {
     public void processMessage() throws IOException {
         String txtFileName = fileNameStem + ".txt";
         String attDirName = fileNameStem + "-att";
-        try (PrintWriter txtOut = new PrintWriter(txtFileName, "UTF-8")) {
+        try (PrintWriter txtOut = new PrintWriter(txtFileName, StandardCharsets.UTF_8.name())) {
             try {
                 String displayFrom = msg.getDisplayFrom();
                 txtOut.println("From: " + displayFrom);
diff --git a/poi-examples/src/main/java/org/apache/poi/examples/ss/html/ToHtml.java b/poi-examples/src/main/java/org/apache/poi/examples/ss/html/ToHtml.java
index 5097f34e98..cf9eeaf5c0 100644
--- a/poi-examples/src/main/java/org/apache/poi/examples/ss/html/ToHtml.java
+++ b/poi-examples/src/main/java/org/apache/poi/examples/ss/html/ToHtml.java
@@ -190,7 +190,7 @@ public final class ToHtml {
             return;
         }
 
-        try (PrintWriter pw = new PrintWriter(args[1], "UTF-8")) {
+        try (PrintWriter pw = new PrintWriter(args[1], StandardCharsets.UTF_8.name())) {
             ToHtml toHtml = create(args[0], pw);
             toHtml.setCompleteHTML(true);
             toHtml.printPage();
diff --git a/poi-examples/src/main/java/org/apache/poi/examples/xssf/usermodel/BigGridDemo.java b/poi-examples/src/main/java/org/apache/poi/examples/xssf/usermodel/BigGridDemo.java
index f73e25a2c2..f0562be0b8 100644
--- a/poi-examples/src/main/java/org/apache/poi/examples/xssf/usermodel/BigGridDemo.java
+++ b/poi-examples/src/main/java/org/apache/poi/examples/xssf/usermodel/BigGridDemo.java
@@ -25,6 +25,7 @@ import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.OutputStreamWriter;
 import java.io.Writer;
+import java.nio.charset.StandardCharsets;
 import java.util.Calendar;
 import java.util.Enumeration;
 import java.util.HashMap;
@@ -77,7 +78,6 @@ import org.apache.poi.xssf.usermodel.XSSFWorkbook;
  */
 public final class BigGridDemo {
     private static final Logger LOG = LogManager.getLogger(BigGridDemo.class);
-    private static final String XML_ENCODING = "UTF-8";
 
     private static final Random rnd = new Random();
 
@@ -105,7 +105,7 @@ public final class BigGridDemo {
             tmp = TempFile.createTempFile("sheet", ".xml");
             try (
                     FileOutputStream stream = new FileOutputStream(tmp);
-                    Writer fw = new OutputStreamWriter(stream, XML_ENCODING)
+                    Writer fw = new OutputStreamWriter(stream, StandardCharsets.UTF_8)
                 ) {
                 generate(fw, styles);
             }
@@ -247,7 +247,7 @@ public final class BigGridDemo {
         }
 
         void beginSheet() throws IOException {
-            _out.write("<?xml version=\"1.0\" encoding=\""+XML_ENCODING+"\"?>" +
+            _out.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
                     "<worksheet xmlns=\"http://schemas.openxmlformats.org/spreadsheetml/2006/main\">" );
             _out.write("<sheetData>\n");
         }
-- 
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