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Buffer.h

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00001 /*
00002  * Copyright (c) 2004 Beeyond Software Holding BV
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Lesser General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2.1 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Lesser General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Lesser General Public
00015  * License along with this library; if not, write to the Free Software
00016  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00017  */
00018 
00023 #ifndef _CLASS_BUFFER_H
00024 #define _CLASS_BUFFER_H
00025 
00026 #ifdef __cplusplus
00027 
00028 #include "beecrypt/c++/lang/IllegalArgumentException.h"
00029 using beecrypt::lang::IllegalArgumentException;
00030 #include "beecrypt/c++/lang/Object.h"
00031 #include "beecrypt/c++/nio/InvalidMarkException.h"
00032 using beecrypt::nio::InvalidMarkException;
00033 
00034 namespace beecrypt {
00035     namespace nio {
00036         class BEECRYPTCXXAPI Buffer : public beecrypt::lang::Object
00037         {
00038         protected:
00039             size_t _capacity;
00040             size_t _limit;
00041             size_t _mark;
00042             size_t _position;
00043             bool   _marked;
00044             bool   _readonly;
00045 
00046             Buffer(size_t capacity, size_t limit, bool readonly);
00047 
00048         public:
00049             virtual ~Buffer() {};
00050 
00051             size_t capacity() const throw ();
00052             Buffer& clear() throw ();
00053             Buffer& flip() throw ();
00054             bool hasRemaining() const throw ();
00055             bool isReadOnly() const throw ();
00056             size_t limit() const throw ();
00057             Buffer& limit(size_t newLimit) throw (IllegalArgumentException);
00058             Buffer& mark() throw ();
00059             size_t position() const throw ();
00060             Buffer& position(size_t newPosition) throw (IllegalArgumentException);
00061             size_t remaining() const throw ();
00062             Buffer& reset() throw (InvalidMarkException);
00063             Buffer& rewind() throw ();
00064         };
00065     }
00066 }
00067 
00068 #endif
00069 
00070 #endif

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