src/share/jaxws_classes/com/sun/xml/internal/org/jvnet/fastinfoset/sax/EncodingAlgorithmContentHandler.java

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package com.sun.xml.internal.org.jvnet.fastinfoset.sax;

import org.xml.sax.SAXException;

/**
 * SAX2 extention handler to receive notification of encoding algorithm data.
 *
 * <p>This is an optional extension handler for SAX2. XML readers are not
 * required to recognize this handler, and it is not part of core-only
 * SAX2 distributions.</p>
 *
 * <p>This interface may be used with with a Fast Infoset
 * SAX parser to receive notification of encoding algorithm data specified
 * in ITU-T Rec. X.891 | ISO/IEC 24824-1 (Fast Infoset) clause 10 and for
 * application defined encoding algorithms specified as part of the
 * initial vocabulary of a fast infoset document.<p>
 *
 * <p>To set the EncodingAlgorithmContentHandler for an XML reader, use the
 * {@link org.xml.sax.XMLReader#setProperty setProperty} method
 * with the property name
 * <code>URI TO BE DEFINED</code>
 * and an object implementing this interface (or null) as the value.
 * If the reader does not report primitive data types, it will throw a
 * {@link org.xml.sax.SAXNotRecognizedException SAXNotRecognizedException}</p>
 *
 * <p>To set the EncodingAlgorithmContentHandler for an Fast Infoset reader, use
 * {@link com.sun.xml.internal.org.jvnet.fastinfoset.sax.FastInfosetReader#setEncodingAlgorithmContentHandler
 *  setEncodingAlgorithmContentHandler} method.<p>
 *
 * @see com.sun.xml.internal.org.jvnet.fastinfoset.sax.PrimitiveTypeContentHandler
 * @see com.sun.xml.internal.org.jvnet.fastinfoset.sax.FastInfosetReader
 * @see org.xml.sax.XMLReader
 */
public interface EncodingAlgorithmContentHandler {
    /**
     * Receive notification of encoding algorithm data as an array
     * of byte.
     *
     * <p>The application must not attempt to read from the array
     * outside of the specified range.</p>
     *
     * <p>Such notifications will occur for a Fast Infoset SAX parser
     * when processing encoding algorithm data.<p>
     *
     * <p>The Parser will call the method of this interface to report each
     * encoding algorithm data. Parsers MUST return all contiguous
     * characters in a single chunk</p>
     *
     * <p>Parsers may return all contiguous bytes in a single chunk, or
     * they may split it into several chunks providing that the length of
     * each chunk is of the required length to successfully apply the
     * encoding algorithm to the chunk.</p>
     *
     * @param URI the URI of the encoding algorithm
     * @param algorithm the encoding algorithm index
     * @param b the array of byte
     * @param start the start position in the array
     * @param length the number of byte to read from the array
     * @throws org.xml.sax.SAXException any SAX exception, possibly
     *            wrapping another exception
     * @see com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmIndexes
     */
    public void octets(String URI, int algorithm, byte[] b, int start, int length)  throws SAXException;

    /**
     * Receive notification of encoding algorithm data as an object.
     *
     * <p>Such notifications will occur for a Fast Infoset SAX parser
     * when processing encoding algorithm data that is converted from an
     * array of byte to an object more suitable for processing.<p>
     *
     * @param URI the URI of the encoding algorithm
     * @param algorithm the encoding algorithm index
     * @param o the encoding algorithm object
     * @throws org.xml.sax.SAXException any SAX exception, possibly
     *            wrapping another exception
     * @see com.sun.xml.internal.org.jvnet.fastinfoset.EncodingAlgorithmIndexes
     */
    public void object(String URI, int algorithm, Object o)  throws SAXException;
}