Java CharsetEncoder.onUnmappableCharacter方法代碼示例

import java.nio.charset.CharsetEncoder; //導入方法依賴的package包/類
/**
 * Converts the provided String to bytes using the
 * UTF-8 encoding. If <code>replace</code> is true, then
 * malformed input is replaced with the
 * substitution character, which is U+FFFD. Otherwise the
 * method throws a MalformedInputException.
 * @return ByteBuffer: bytes stores at ByteBuffer.array() 
 *                     and length is ByteBuffer.limit()
 */
public static ByteBuffer encode(String string, boolean replace)
  throws CharacterCodingException {
  CharsetEncoder encoder = ENCODER_FACTORY.get();
  if (replace) {
    encoder.onMalformedInput(CodingErrorAction.REPLACE);
    encoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
  }
  ByteBuffer bytes = 
    encoder.encode(CharBuffer.wrap(string.toCharArray()));
  if (replace) {
    encoder.onMalformedInput(CodingErrorAction.REPORT);
    encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
  }
  return bytes;
}
 

import java.nio.charset.CharsetEncoder; //導入方法依賴的package包/類
/** Store the document in proper encoding.
 */
protected void saveFromKitToStream(StyledDocument doc, EditorKit kit, OutputStream out) throws IOException, BadLocationException {
    // not calling super.
    String enc = EncodingUtil.detectEncoding(doc);
    
    // saved form saveDocument()
    Charset cs = fileEncoding.get();
    // + fallback, if no info is available
    if (cs == null) {
        if (enc != null) {
            cs = Charset.forName(enc);
        } else {
            // fallback to the original encoding, no encoding in document istelf.
            cs = FileEncodingQuery.getEncoding(getDataObject().getPrimaryFile());
        }
    }
    if ( Util.THIS.isLoggable() ) /* then */ Util.THIS.debug("Saving using encoding");//, new RuntimeException (enc)); // NOI18N
    if ( Util.THIS.isLoggable() ) /* then */ Util.THIS.debug("!!! TextEditorSupport::saveFromKitToStream: enc = " + enc);
    if ( Util.THIS.isLoggable() ) /* then */ Util.THIS.debug("!!!                  ::saveFromKitToStream: after first test -> OK");

    FilterOutputStream fos = new FilterOutputStream(out) {
        @Override
        public void close() throws IOException {
            flush();
        }
    };
    CharsetEncoder encoder = cs.newEncoder();
    encoder.onUnmappableCharacter(CodingErrorAction.REPORT);
    Writer w = new OutputStreamWriter (fos, encoder);
    if ( Util.THIS.isLoggable() ) /* then */ Util.THIS.debug("!!!                  ::saveFromKitToStream: writer = " + w);
    try {
        kit.write(w, doc, 0, doc.getLength());
    } finally {
        w.close();
    }
}
 

import java.nio.charset.CharsetEncoder; //導入方法依賴的package包/類
public ManagedHttpClientConnection create(final HttpRoute route, final ConnectionConfig config) {
    final ConnectionConfig cconfig = config != null ? config : ConnectionConfig.DEFAULT;
    CharsetDecoder chardecoder = null;
    CharsetEncoder charencoder = null;
    final Charset charset = cconfig.getCharset();
    final CodingErrorAction malformedInputAction = cconfig.getMalformedInputAction() != null ?
            cconfig.getMalformedInputAction() : CodingErrorAction.REPORT;
    final CodingErrorAction unmappableInputAction = cconfig.getUnmappableInputAction() != null ?
            cconfig.getUnmappableInputAction() : CodingErrorAction.REPORT;
    if (charset != null) {
        chardecoder = charset.newDecoder();
        chardecoder.onMalformedInput(malformedInputAction);
        chardecoder.onUnmappableCharacter(unmappableInputAction);
        charencoder = charset.newEncoder();
        charencoder.onMalformedInput(malformedInputAction);
        charencoder.onUnmappableCharacter(unmappableInputAction);
    }
    final String id = "http-outgoing-" + Long.toString(COUNTER.getAndIncrement());
    return new LoggingManagedHttpClientConnection(
            id,
            log,
            headerlog,
            wirelog,
            cconfig.getBufferSize(),
            cconfig.getFragmentSizeHint(),
            chardecoder,
            charencoder,
            cconfig.getMessageConstraints(),
            null,
            null,
            requestWriterFactory,
            responseParserFactory);
}