blocxx
src
blocxx
RandomNumber.hpp
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/*******************************************************************************
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* Copyright (C) 2005, Vintela, Inc. All rights reserved.
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* Copyright (C) 2006, Novell, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of
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* Vintela, Inc.,
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* nor Novell, Inc.,
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* nor the names of its contributors or employees may be used to
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* endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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#ifndef BLOCXX_RANDOMNUMBER_HPP_INCLUDE_GUARD_
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#define BLOCXX_RANDOMNUMBER_HPP_INCLUDE_GUARD_
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#include "blocxx/BLOCXX_config.h"
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#include "
blocxx/Types.hpp
"
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#include <stdlib.h>
// for RAND_MAX
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namespace
BLOCXX_NAMESPACE
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{
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class
BLOCXX_COMMON_API
RandomNumber
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{
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public
:
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// Precondition: lowVal < highVal
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RandomNumber
(Int32 lowVal = 0, Int32 highVal = RAND_MAX);
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Int32 getNextNumber();
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public
:
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// This function can be called to control when the prng will be initialized.
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// If it hasn't been previously called, it will be called the first time a RandomNumber instance is instantiated.
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static
void
initRandomness();
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static
void
saveRandomState();
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private
:
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Int32
m_lowVal
;
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Int32
m_highVal
;
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};
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}
// end namespace BLOCXX_NAMESPACE
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#endif
Types.hpp
BLOCXX_NAMESPACE::RandomNumber
Definition
RandomNumber.hpp:49
BLOCXX_NAMESPACE::RandomNumber::m_lowVal
Int32 m_lowVal
Definition
RandomNumber.hpp:62
BLOCXX_NAMESPACE::RandomNumber::m_highVal
Int32 m_highVal
Definition
RandomNumber.hpp:63
BLOCXX_NAMESPACE
Taken from RFC 1321.
Definition
AppenderLogger.cpp:48
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