Package java.nio.charset

Examples of java.nio.charset.Charset.newDecoder()

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            FileChannel channel = input.getChannel();
            long fileLength = channel.size();
            MappedByteBuffer buffer = channel.map(FileChannel.MapMode.READ_ONLY, 0, fileLength);
            // character buffer
            Charset charset = java.nio.charset.Charset.forName("UTF-8");
            CharsetDecoder decoder = charset.newDecoder();
            return decoder.decode(buffer);
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
    }
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    }

    private CharBuffer openBuffer(IFile f) throws IOException, CoreException
    {
        Charset charset = Charset.forName(f.getCharset());
        CharsetDecoder decoder = charset.newDecoder();
        // Open the file and then get a channel from the stream
        FileInputStream fis = new FileInputStream(f.getLocation().toFile());
        fc = fis.getChannel();

        // Get the file's size and then map it into memory
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    Charset charset = Charset.forName("US-ASCII");

    try {
      InputStream in = env.getMessageInputStream();
      byte[] buf = new byte[16384];
      CharsetDecoder decoder = charset.newDecoder();
      int len = 0;
      while ((len = in.read(buf)) >= 0) {
        session.getLogger().trace(decoder.decode(ByteBuffer.wrap(buf, 0, len)).toString());
      }
    } catch (IOException ioex) {
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   */
  public URIDecodingFilter(final TokenStream input, final String charsetEncoding)
  throws UnsupportedCharsetException {
    super(input);
    final Charset charset = this.lookupCharset(charsetEncoding);
    charsetDecoder = charset.newDecoder()
                            .onMalformedInput(CodingErrorAction.REPLACE)
                            .onUnmappableCharacter(CodingErrorAction.REPLACE);
    termAtt = this.addAttribute(CharTermAttribute.class);
    posIncrAtt = this.addAttribute(PositionIncrementAttribute.class);
    termBuffer = CharBuffer.allocate(256);
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    Charset utf8 = getUTF8();
    if (fsEncoding.equals(utf8)) {
      utfDecoder = decoder;
      utfEncoder = encoder;
    } else {
      utfDecoder = utf8.newDecoder();
      utfEncoder = utf8.newEncoder();
    }
  }

  /**
 
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        MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, sz);

  // Decode the file into a char buffer
        // Charset and decoder for ISO-8859-15
        Charset charset = Charset.forName("ISO-8859-15");
        CharsetDecoder decoder = charset.newDecoder();
  CharBuffer cb = decoder.decode(bb);

        Matcher matcher = pattern.matcher(cb);
        String outString = matcher.replaceAll(substituteReplacement);
        log.debug(outString);
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        }
        this.substitute = substitute;
        this.outputCharset = outputCharset;
        this.stream = os;
        Charset cs = Charset.forName(outputCharset);
        cd = cs.newDecoder().onMalformedInput(CodingErrorAction.REPORT).onUnmappableCharacter(CodingErrorAction.REPLACE);
    }

    /*
     * Decode the bytes in the byte buffer and append to the char buffer.
     *
 
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        Charset charset = Charset.forName("UTF-8");
        buf.clear();
        buf.putString("hello", charset.newEncoder());
        buf.put((byte) 0);
        buf.flip();
        Assert.assertEquals("hello", buf.getString(charset.newDecoder()));

        buf.clear();
        buf.putString("hello", charset.newEncoder());
        buf.flip();
        Assert.assertEquals("hello", buf.getString(charset.newDecoder()));
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        Assert.assertEquals("hello", buf.getString(charset.newDecoder()));

        buf.clear();
        buf.putString("hello", charset.newEncoder());
        buf.flip();
        Assert.assertEquals("hello", buf.getString(charset.newDecoder()));

        decoder = Charset.forName("ISO-8859-1").newDecoder();
        buf.clear();
        buf.put((byte) 'A');
        buf.put((byte) 'B');
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        Charset charset = getCharset();

        // Common case: charset is same as last time, so
        // just reuse it:
        if (lastCharset == null || !charset.equals(lastCharset)) {
            decoder = charset.newDecoder();
            decoder.onMalformedInput(CodingErrorAction.REPLACE);
            decoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
            lastCharset = charset;
        }
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