*/
    public DocFlavor getDocFlavor();
    
    /**
     * Obtains the print data representation object that contains this doc 
     * object's piece of print data in the format corresponding to the
     * supported doc flavor.
     * The <CODE>getPrintData()</CODE> method returns an instance of 
     * the representation class whose name is given by <CODE>{@link 
     * #getDocFlavor() getDocFlavor()}.{@link 
     * DocFlavor#getRepresentationClassName() 
     * getRepresentationClassName()}</CODE>, and the return value can be cast 
     * from class Object to that representation class. 
     *
     * @return  Print data representation object. 
     *
     * @exception  IOException
     *     Thrown if the representation class is a stream and there was an I/O 
     *     error while constructing the stream. 
     */
    public Object getPrintData() throws IOException;
    
    /**
     * Obtains the set of printing attributes for this doc object. If the 
     * returned attribute set includes an instance of a particular attribute 
     * <I>X,</I> the printer must use that attribute value for this doc, 
     * overriding any value of attribute <I>X</I> in the job's attribute set. 
     * If the returned attribute set does not include an instance 
     * of a particular attribute <I>X</I> or if null is returned, the printer 
     * must consult the job's attribute set to obtain the value for 
     * attribute <I>X,</I> and if not found there, the printer must use an 
     * implementation-dependent default value. The returned attribute set is 
     * unmodifiable. 
     *
     * @return  Unmodifiable set of printing attributes for this doc, or null
     *          to obtain all attribute values from the job's attribute 
     *          set. 
     */
    public DocAttributeSet getAttributes();
    
    /**
     * Obtains a reader for extracting character print data from this doc.
     * The Doc implementation is required to support this method if the 
     * DocFlavor has one of the following print data representation classes,
     * and return null otherwise:
     * <UL>
     * <LI> char[]
     * <LI> java.lang.String
     * <LI> java.io.Reader
     * </UL>
     * The doc's print data representation object is used to construct and
     * return a Reader for reading the print data as a stream of characters
     * from the print data representation object.
     * However, if the print data representation object is itself a Reader,
     * then the print data representation object is simply returned.
     * <P>
     * @return  Reader for reading the print data characters from this doc.
     *          If a reader cannot be provided because this doc does not meet
     *          the criteria stated above, null is returned. 
     *
     * @exception  IOException
     *     Thrown if there was an I/O error while creating the reader.
     */
    public Reader getReaderForText() throws IOException;
    
    /**
     * Obtains an input stream for extracting byte print data from this
     * doc.  The Doc implementation is required to support this method if
     * the DocFlavor has one of the following print data representation
     * classes, and return null otherwise:
     * <UL>
     * <LI> byte[]
     * <LI> java.io.InputStream
     * </UL>
     * This doc's print data representation object is obtained, then an input 
     * stream for reading the print data from the print data representation 
     * object as a stream of bytes is created and returned. However, if the 
     * print data representation object is itself an input stream, then the 
     * print data representation object is simply returned. 
     * <P>
     * @return  Input stream for reading the print data bytes from this doc. If
     *          an input stream cannot be provided because this doc does not 
     *          meet the criteria stated above, null is returned. 
     *
     * @exception  IOException
     *     Thrown if there was an I/O error while creating the input stream.
     */
    public InputStream getStreamForBytes() throws IOException;
    
}