Examples of java.nio.charset.spi.CharsetProvider

java.nio.charset.spi.CharsetProvider
The service provider class for character sets.


      return (Charset)AccessController
    .doPrivileged(new PrivilegedAction() {
        public Object run() {
      for (Iterator i = providers(); i.hasNext();) {
          CharsetProvider cp = (CharsetProvider)i.next();
          Charset cs = cp.charsetForName(charsetName);
          if (cs != null)
        return cs;
      }
      return null;
        }

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    }
      });
    }


    private static Charset lookupExtendedCharset(String charsetName) {
  CharsetProvider ecp = null;
  synchronized (extendedProviderLock) {
      if (!extendedProviderProbed) {
    probeExtendedProvider();
    extendedProviderProbed = true;
      }
      ecp = extendedProvider;
  }
  return (ecp != null) ? ecp.charsetForName(charsetName) : null;
    }

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      .doPrivileged(new PrivilegedAction() {
    public Object run() {
        TreeMap m = new TreeMap(ASCIICaseInsensitiveComparator.CASE_INSENSITIVE_ORDER);
        put(standardProvider.charsets(), m);
        for (Iterator i = providers(); i.hasNext();) {
      CharsetProvider cp = (CharsetProvider)i.next();
      put(cp.charsets(), m);
        }
        return Collections.unmodifiableSortedMap(m);
    }
      });
    }

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            return AccessController.doPrivileged(
                new PrivilegedAction<Charset>() {
                    public Charset run() {
                        for (Iterator<CharsetProvider> i = providers();
                             i.hasNext();) {
                            CharsetProvider cp = i.next();
                            Charset cs = cp.charsetForName(charsetName);
                            if (cs != null)
                                return cs;
                        }
                        return null;
                    }

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                        });
        }
    }


    private static Charset lookupExtendedCharset(String charsetName) {
        CharsetProvider ecp = ExtendedProviderHolder.extendedProvider;
        return (ecp != null) ? ecp.charsetForName(charsetName) : null;
    }

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                public SortedMap<String,Charset> run() {
                    TreeMap<String,Charset> m =
                        new TreeMap<String,Charset>(
                            ASCIICaseInsensitiveComparator.CASE_INSENSITIVE_ORDER);
                    put(standardProvider.charsets(), m);
                    CharsetProvider ecp = ExtendedProviderHolder.extendedProvider;
                    if (ecp != null)
                        put(ecp.charsets(), m);
                    for (Iterator<CharsetProvider> i = providers(); i.hasNext();) {
                        CharsetProvider cp = i.next();
                        put(cp.charsets(), m);
                    }
                    return Collections.unmodifiableSortedMap(m);
                }
            });
    }

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    public static void main(String[] args) throws Exception {
        new TestCharset().run(args);
    }
    public void TestUTF16Converter(){
        CharsetProvider icu = new CharsetProviderICU();
        Charset cs1 = icu.charsetForName("UTF-16BE");
        CharsetEncoder e1 = cs1.newEncoder();
        CharsetDecoder d1 = cs1.newDecoder();
        
        Charset cs2 = icu.charsetForName("UTF-16LE");
        CharsetEncoder e2 = cs2.newEncoder();
        CharsetDecoder d2 = cs2.newDecoder();
        
        for(int i=0x0000; i<0x10FFFF; i+=0xFF){
            CharBuffer us = CharBuffer.allocate(0xFF*2);

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            smBufEncode(e2, "UTF-16LE", us, newBS);
            
        }
    }
    public void TestUTF32Converter(){
        CharsetProvider icu = new CharsetProviderICU();
        Charset cs1 = icu.charsetForName("UTF-32BE");
        CharsetEncoder e1 = cs1.newEncoder();
        CharsetDecoder d1 = cs1.newDecoder();
        
        Charset cs2 = icu.charsetForName("UTF-32LE");
        CharsetEncoder e2 = cs2.newEncoder();
        CharsetDecoder d2 = cs2.newDecoder();
        
        for(int i=0x000; i<0x10FFFF; i+=0xFF){
            CharBuffer us = CharBuffer.allocate(0xFF*2);

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    }    
    public void Test88591Converter() {
        runTestASCIIBasedConverter("iso-8859-1", 0x100);
    }
    public void runTestASCIIBasedConverter(String converter, int limit){
        CharsetProvider icu = new CharsetProviderICU();
        Charset icuChar = icu.charsetForName(converter);
        CharsetEncoder encoder = icuChar.newEncoder();
        CharsetDecoder decoder = icuChar.newDecoder();
        CoderResult cr;


        /* test with and without array-backed buffers */

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            }
        }
    }
    public void TestUTF8Converter() {
        String converter = "UTF-8";
        CharsetProvider icu = new CharsetProviderICU();
        Charset icuChar = icu.charsetForName(converter);
        CharsetEncoder encoder = icuChar.newEncoder();
        CharsetDecoder decoder = icuChar.newDecoder();
        ByteBuffer bs;
        CharBuffer us;
        CoderResult cr;

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