Buffer.h

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/*
 * Copyright (c) 2004 X-Way Rights BV
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _ABSTRACT_CLASS_BEE_NIO_BUFFER_H
#define _ABSTRACT_CLASS_BEE_NIO_BUFFER_H

#ifdef __cplusplus

#include "beecrypt/c++/lang/IllegalArgumentException.h"
using beecrypt::lang::IllegalArgumentException;
#include "beecrypt/c++/lang/Object.h"
using beecrypt::lang::Object;
#include "beecrypt/c++/nio/InvalidMarkException.h"
using beecrypt::nio::InvalidMarkException;

namespace beecrypt {
    namespace nio {
        class BEECRYPTCXXAPI Buffer : public Object
        {
        protected:
            size_t _capacity;
            size_t _limit;
            size_t _mark;
            size_t _position;
            bool   _marked;
            bool   _readonly;

            Buffer(size_t capacity, size_t limit, bool readonly);

        public:
            virtual ~Buffer() {};

            size_t capacity() const throw ();
            Buffer& clear() throw ();
            Buffer& flip() throw ();
            bool hasRemaining() const throw ();
            virtual bool isReadOnly() const throw () = 0;
            size_t limit() const throw ();
            Buffer& limit(size_t newLimit) throw (IllegalArgumentException);
            Buffer& mark() throw ();
            size_t position() const throw ();
            Buffer& position(size_t newPosition) throw (IllegalArgumentException);
            size_t remaining() const throw ();
            Buffer& reset() throw (InvalidMarkException);
            Buffer& rewind() throw ();
        };
    }
}

#endif

#endif