8242541: Small charset issues (ISO8859-16, x-eucJP-Open, x-IBM834 and x-IBM949C)

Summary: Modify ISO8859-16, x-eucJP-Open, x-IBM834 and x-IBM949C charset related files
Reviewed-by: naoto

make/data/charsetmapping/charsets

 #
-# Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -282,6 +282,7 @@ charset ISO-8859-16 ISO_8859_16
     alias   iso-ir-226
     alias   ISO_8859-16:2001
     alias   ISO_8859-16
+    alias   ISO8859_16
     alias   latin10
     alias   l10
     alias   csISO885916
@@ -702,7 +703,7 @@ charset x-euc-jp-linux EUC_JP_LINUX
 charset x-eucJP-Open EUC_JP_Open
     package sun.nio.cs.ext
     type    template
-    hisname EUC_JP_Solari
+    hisname EUC_JP_Solaris
     ascii   true
     alias   EUC_JP_Solaris       # JDK historical
     alias   eucJP-open
@@ -1396,7 +1397,7 @@ charset x-IBM833 IBM833
 
 charset x-IBM834 IBM834 # EBCDIC DBCS-only Korean
     package sun.nio.cs.ext
-    type    source
+    type    template
     alias   cp834
     alias   ibm834
     alias   834
@@ -1490,7 +1491,7 @@ charset x-IBM949 IBM949
 
 charset x-IBM949C IBM949C
     package sun.nio.cs.ext
-    type    source
+    type    template
     alias   cp949C              # JDK historical
     alias   ibm949C
     alias   ibm-949C

src/jdk.charsets/share/classes/sun/nio/cs/ext/IBM834.java → src/jdk.charsets/share/classes/sun/nio/cs/ext/IBM834.java.template

 
 /*
- * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -27,7 +27,7 @@
 /*
  */
 
-package sun.nio.cs.ext;
+package $PACKAGE$;
 
 import java.nio.ByteBuffer;
 import java.nio.charset.Charset;
@@ -41,7 +41,7 @@ import static sun.nio.cs.CharsetMapping.*;
 public class IBM834 extends Charset
 {
     public IBM834() {
-        super("x-IBM834", ExtendedCharsets.aliasesFor("x-IBM834"));
+        super("x-IBM834", $ALIASES$);
     }
 
     public boolean contains(Charset cs) {

src/jdk.charsets/share/classes/sun/nio/cs/ext/IBM949C.java → src/jdk.charsets/share/classes/sun/nio/cs/ext/IBM949C.java.template

 /*
- * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
  * questions.
  */
 
-package sun.nio.cs.ext;
+package $PACKAGE$;
 
 import java.nio.charset.Charset;
 import java.nio.charset.CharsetDecoder;
@@ -36,7 +36,7 @@ public class IBM949C extends Charset implements HistoricallyNamedCharset
 {
 
     public IBM949C() {
-        super("x-IBM949C", ExtendedCharsets.aliasesFor("x-IBM949C"));
+        super("x-IBM949C", $ALIASES$);
     }
 
     public String historicalName() {

test/jdk/java/nio/charset/Charset/RegisteredCharsets.java

 /*
- * Copyright (c) 2010, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
 
 /* @test
  * @bug 4473201 4696726 4652234 4482298 4784385 4966197 4267354 5015668
-        6911753 8071447 8186751
+        6911753 8071447 8186751 8242541
  * @summary Check that registered charsets are actually registered
  * @modules jdk.charsets
  */
@@ -443,6 +443,7 @@ public class RegisteredCharsets {
                     "iso-ir-226",
                     "ISO_8859-16:2001",
                     "ISO_8859-16",
+                    "ISO8859_16",
                     "latin10",
                     "l10",
                     "csISO885916"

test/jdk/sun/nio/cs/CheckHistoricalNames.java

 /*
- * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2008, 2020, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -22,12 +22,14 @@
  */
 
 /* @test
- * @bug 4513767 4961027 6217210
+ * @bug 4513767 4961027 6217210 8242541
  * @summary Checks canonical names match between old and (NIO) core charsets
  * @modules jdk.charsets
  */
 import java.io.InputStreamReader;
 import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.charset.UnsupportedCharsetException;
 
 public class CheckHistoricalNames {
     static int failed = 0;
@@ -294,6 +296,7 @@ public class CheckHistoricalNames {
         checkMappedName("x-MacThai", "MacThai");
         checkMappedName("x-MacTurkish", "MacTurkish");
         checkMappedName("x-MacUkraine", "MacUkraine");
+        checkCharsetAndHistoricalName();
 
         if (failed != 0)
             throw new Exception("Test Failed: " + failed);
@@ -315,4 +318,24 @@ public class CheckHistoricalNames {
             failed++;
         }
     }
+
+    private static void checkCharsetAndHistoricalName() {
+        for (Charset cs : Charset.availableCharsets().values()) {
+            InputStreamReader isr = new InputStreamReader(System.in, cs);
+            String encoding = isr.getEncoding();
+            try {
+                Charset csHist = Charset.forName(encoding);
+                if (!cs.equals(csHist)) {
+                    System.out.println("Failed charset name"
+                                       + " - expected " + cs.name()
+                                       + ", got " + csHist.name());
+                    failed++;
+                }
+            } catch (UnsupportedCharsetException uce) {
+                System.out.println("Failed : charset - " + cs.name()
+                                   + ", missing alias entry - " + encoding);
+                failed++;
+            }
+        }
+    }
 }