Java BuiltInEncodingAlgorithmFactory类代码示例

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
/**
 * Encode the [normalized value] of an Attribute Information Item using
 * using a built in encoding algorithm.
 * Implementation of clause C.14 of ITU-T Rec. X.891 | ISO/IEC 24824-1.
 *
 * @param id the built in encoding algorithm identifier.
 * @param data the data to be encoded using an encoding algorithm. The data
 *        represents an array of items specified by the encoding algorithm
 *        identifier
 * @param offset the offset into the array of bytes.
 * @param length the length of bytes.
 */
protected final void encodeAIIBuiltInAlgorithmData(int id, Object data, int offset, int length) throws IOException {
    // Encode identification and top four bits of encoding algorithm id
    write (EncodingConstants.NISTRING_ENCODING_ALGORITHM_FLAG |
            ((id & 0xF0) >> 4));

    // Encode bottom 4 bits of enoding algorithm id
    _b = (id & 0x0F) << 4;

    final int octetLength = BuiltInEncodingAlgorithmFactory.getAlgorithm(id).
                getOctetLengthFromPrimitiveLength(length);

    encodeNonZeroOctetStringLengthOnFifthBit(octetLength);

    ensureSize(octetLength);
    BuiltInEncodingAlgorithmFactory.getAlgorithm(id).
            encodeToBytes(data, offset, length, _octetBuffer, _octetBufferIndex);
    _octetBufferIndex += octetLength;
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
/**
 * Encode a chunk of Character Information Items using
 * using an encoding algorithm.
 * Implementation of clause C.15 of ITU-T Rec. X.891 | ISO/IEC 24824-1.
 *
 * @param id the built in encoding algorithm identifier.
 * @param data the data to be encoded using an encoding algorithm. The data
 *        represents an array of items specified by the encoding algorithm
 *        identifier
 * @param offset the offset into the array of bytes.
 * @param length the length of bytes.
 */
protected final void encodeCIIBuiltInAlgorithmData(int id, Object data, int offset, int length) throws FastInfosetException, IOException {
    // Encode identification and top two bits of encoding algorithm id
    write (EncodingConstants.CHARACTER_CHUNK | EncodingConstants.CHARACTER_CHUNK_ENCODING_ALGORITHM_FLAG |
            ((id & 0xC0) >> 6));

    // Encode bottom 6 bits of enoding algorithm id
    _b = (id & 0x3F) << 2;

    final int octetLength = BuiltInEncodingAlgorithmFactory.getAlgorithm(id).
                getOctetLengthFromPrimitiveLength(length);

    encodeNonZeroOctetStringLengthOnSenventhBit(octetLength);

    ensureSize(octetLength);
    BuiltInEncodingAlgorithmFactory.getAlgorithm(id).
            encodeToBytes(data, offset, length, _octetBuffer, _octetBufferIndex);
    _octetBufferIndex += octetLength;
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
protected String convertEncodingAlgorithmDataToCharacters(boolean isAttributeValue) throws FastInfosetException, IOException {
    StringBuffer buffer = new StringBuffer();
    if (_identifier < EncodingConstants.ENCODING_ALGORITHM_BUILTIN_END) {
        Object array = BuiltInEncodingAlgorithmFactory.getAlgorithm(_identifier).
                decodeFromBytes(_octetBuffer, _octetBufferStart, _octetBufferLength);
        BuiltInEncodingAlgorithmFactory.getAlgorithm(_identifier).convertToCharacters(array,  buffer);
    } else if (_identifier == EncodingAlgorithmIndexes.CDATA) {
        if (!isAttributeValue) {
            // Set back buffer position to start of encoded string
            _octetBufferOffset -= _octetBufferLength;
            return decodeUtf8StringAsString();
        }
        throw new EncodingAlgorithmException(CommonResourceBundle.getInstance().getString("message.CDATAAlgorithmNotSupported"));
    } else if (_identifier >= EncodingConstants.ENCODING_ALGORITHM_APPLICATION_START) {
        final String URI = _v.encodingAlgorithm.get(_identifier - EncodingConstants.ENCODING_ALGORITHM_APPLICATION_START);
        final EncodingAlgorithm ea = (EncodingAlgorithm)_registeredEncodingAlgorithms.get(URI);
        if (ea != null) {
            final Object data = ea.decodeFromBytes(_octetBuffer, _octetBufferStart, _octetBufferLength);
            ea.convertToCharacters(data, buffer);
        } else {
            throw new EncodingAlgorithmException(
                    CommonResourceBundle.getInstance().getString("message.algorithmDataCannotBeReported"));
        }
    }
    return buffer.toString();
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
protected final void convertEncodingAlgorithmDataToCharacters() throws FastInfosetException, IOException {
    StringBuffer buffer = new StringBuffer();
    if (_algorithmId == EncodingAlgorithmIndexes.BASE64) {
        convertBase64AlorithmDataToCharacters(buffer);
    } else if (_algorithmId < EncodingConstants.ENCODING_ALGORITHM_BUILTIN_END) {
        Object array = BuiltInEncodingAlgorithmFactory.getAlgorithm(_algorithmId).
                decodeFromBytes(_algorithmData, _algorithmDataOffset, _algorithmDataLength);
        BuiltInEncodingAlgorithmFactory.getAlgorithm(_algorithmId).convertToCharacters(array,  buffer);
    } else if (_algorithmId == EncodingAlgorithmIndexes.CDATA) {
        _octetBufferOffset -= _octetBufferLength;
        decodeUtf8StringIntoCharBuffer();

        _characters = _charBuffer;
        _charactersOffset = 0;
        return;
    } else if (_algorithmId >= EncodingConstants.ENCODING_ALGORITHM_APPLICATION_START) {
        final EncodingAlgorithm ea = (EncodingAlgorithm)_registeredEncodingAlgorithms.get(_algorithmURI);
        if (ea != null) {
            final Object data = ea.decodeFromBytes(_octetBuffer, _octetBufferStart, _octetBufferLength);
            ea.convertToCharacters(data, buffer);
        } else {
            throw new EncodingAlgorithmException(
                    CommonResourceBundle.getInstance().getString("message.algorithmDataCannotBeReported"));
        }
    }

    _characters = new char[buffer.length()];
    buffer.getChars(0, buffer.length(), _characters, 0);
    _charactersOffset = 0;
    _charBufferLength = _characters.length;
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
protected final void processBuiltInEncodingAlgorithmAsCharacters(StringBuffer buffer) throws FastInfosetException, IOException {
    // TODO not very efficient, need to reuse buffers
    Object array = BuiltInEncodingAlgorithmFactory.getAlgorithm(_identifier).
            decodeFromBytes(_octetBuffer, _octetBufferStart, _octetBufferLength);

    BuiltInEncodingAlgorithmFactory.getAlgorithm(_identifier).convertToCharacters(array,  buffer);
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
private void base64DecodeWithCloning(StringBuffer dstBuffer, byte[] data, int offset, int length) throws EncodingAlgorithmException {
    Object array = BuiltInEncodingAlgorithmFactory.base64EncodingAlgorithm.
            decodeFromBytes(data, offset, length);
    BuiltInEncodingAlgorithmFactory.base64EncodingAlgorithm.convertToCharacters(array, dstBuffer);
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
private void base64DecodeWithoutCloning(StringBuffer dstBuffer, byte[] data, int offset, int length) throws EncodingAlgorithmException {
    BuiltInEncodingAlgorithmFactory.base64EncodingAlgorithm.convertToCharacters(data, offset, length, dstBuffer);
}
 

import com.sun.xml.internal.fastinfoset.algorithm.BuiltInEncodingAlgorithmFactory; //导入依赖的package包/类
protected final Object processBuiltInEncodingAlgorithmAsObject() throws FastInfosetException, IOException {
    return BuiltInEncodingAlgorithmFactory.getAlgorithm(_identifier).
            decodeFromBytes(_octetBuffer, _octetBufferStart, _octetBufferLength);
}