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/* 
 \* Copyright (C) 2002-2017 XimpleWare, [email protected]
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
/*VTD-XML is protected by US patent 7133857, 7260652, an 7761459*/
/*All licenses to any parties in litigation with XimpleWare have been expressly terminated. No new license, and no renewal of any revoked license, 
 * is granted to those parties as a result of re-downloading software from this or any other website*/
package com.ximpleware;
/**
 * Abstract Reader Class decodes underlying raw bytes.
 * Creation date: (3/5/04 7:18:57 PM)
 */
interface IReader {
    /**
     * Get next available Char from the buffer.
     * Creation date: (3/5/04 7:39:44 PM)
     * @return boolean
     * @exception com.ximpleware.ParseException Parse exception.
     * @exception com.ximpleware.EncodingException Raw char to UCS conversion exception.
     * @exception com.ximpleware.EOFException The end of file exception.
     */
    int getChar() throws EOFException, ParseException, EncodingException;
    /**
     * Skip the next char if it is a match.
     * Creation date: (3/5/04 7:39:44 PM)
     * @return boolean
     * @exception com.ximpleware.ParseException Parse exception.
     * @exception com.ximpleware.EncodingException Raw char to UCS conversion exception.
     * @exception com.ximpleware.EOFException The end of file exception.
     */
    boolean skipChar(int ch)
        throws ParseException, EncodingException, EOFException;
    
    char decode(int ch);
    
    long _getChar(int byte_offset);
    
    int getPrevOffset();
}