Examples with CharsetEncoder java.nio.charset.CharsetEncoder used on opensource projects

Example 71 with CharsetEncoder

use of java.nio.charset.CharsetEncoder in project drill by apache.

the class Text method encode.

/**
   * 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;
}

Example 72 with CharsetEncoder

use of java.nio.charset.CharsetEncoder in project karaf by apache.

the class ShellTable method supportsUnicode.

private boolean supportsUnicode(PrintStream out) {
    if (forceAscii) {
        return false;
    }
    String encoding = getEncoding(out);
    if (encoding == null) {
        return false;
    }
    CharsetEncoder encoder = Charset.forName(encoding).newEncoder();
    return encoder.canEncode(separator) && encoder.canEncode(SEP_HORIZONTAL) && encoder.canEncode(SEP_CROSS);
}

Example 73 with CharsetEncoder

use of java.nio.charset.CharsetEncoder in project logging-log4j2 by apache.

the class StringBuilderEncoder method encode.

@Override
public void encode(final StringBuilder source, final ByteBufferDestination destination) {
    final ByteBuffer temp = getByteBuffer();
    temp.clear();
    temp.limit(Math.min(temp.capacity(), destination.getByteBuffer().capacity()));
    final CharsetEncoder charsetEncoder = getCharsetEncoder();
    final int estimatedBytes = estimateBytes(source.length(), charsetEncoder.maxBytesPerChar());
    if (temp.remaining() < estimatedBytes) {
        encodeSynchronized(getCharsetEncoder(), getCharBuffer(), source, destination);
    } else {
        encodeWithThreadLocals(charsetEncoder, getCharBuffer(), temp, source, destination);
    }
}

Example 74 with CharsetEncoder

use of java.nio.charset.CharsetEncoder in project logging-log4j2 by apache.

the class StringBuilderEncoder method getCharsetEncoder.

private CharsetEncoder getCharsetEncoder() {
    CharsetEncoder result = charsetEncoderThreadLocal.get();
    if (result == null) {
        result = charset.newEncoder().onMalformedInput(CodingErrorAction.REPLACE).onUnmappableCharacter(CodingErrorAction.REPLACE);
        charsetEncoderThreadLocal.set(result);
    }
    return result;
}

Example 75 with CharsetEncoder

use of java.nio.charset.CharsetEncoder in project android_frameworks_base by crdroidandroid.

the class StrictJarManifest method write.

/**
     * Writes out the attribute information of the specified manifest to the
     * specified {@code OutputStream}
     *
     * @param manifest
     *            the manifest to write out.
     * @param out
     *            The {@code OutputStream} to write to.
     * @throws IOException
     *             If an error occurs writing the {@code StrictJarManifest}.
     */
static void write(StrictJarManifest manifest, OutputStream out) throws IOException {
    CharsetEncoder encoder = StandardCharsets.UTF_8.newEncoder();
    ByteBuffer buffer = ByteBuffer.allocate(LINE_LENGTH_LIMIT);
    Attributes.Name versionName = Attributes.Name.MANIFEST_VERSION;
    String version = manifest.mainAttributes.getValue(versionName);
    if (version == null) {
        versionName = Attributes.Name.SIGNATURE_VERSION;
        version = manifest.mainAttributes.getValue(versionName);
    }
    if (version != null) {
        writeEntry(out, versionName, version, encoder, buffer);
        Iterator<?> entries = manifest.mainAttributes.keySet().iterator();
        while (entries.hasNext()) {
            Attributes.Name name = (Attributes.Name) entries.next();
            if (!name.equals(versionName)) {
                writeEntry(out, name, manifest.mainAttributes.getValue(name), encoder, buffer);
            }
        }
    }
    out.write(LINE_SEPARATOR);
    Iterator<String> i = manifest.getEntries().keySet().iterator();
    while (i.hasNext()) {
        String key = i.next();
        writeEntry(out, Attributes.Name.NAME, key, encoder, buffer);
        Attributes attributes = manifest.entries.get(key);
        Iterator<?> entries = attributes.keySet().iterator();
        while (entries.hasNext()) {
            Attributes.Name name = (Attributes.Name) entries.next();
            writeEntry(out, name, attributes.getValue(name), encoder, buffer);
        }
        out.write(LINE_SEPARATOR);
    }
}