71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
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// ArchivedValue.h: interface for the CArchivedValue class.
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//
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// (c) Copyright Schlumberger Technology Corp., unpublished work, created
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// 1999. This computer program includes Confidential, Proprietary
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// Information and is a Trade Secret of Schlumberger Technology Corp. All
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// use, disclosure, and/or reproduction is prohibited unless authorized
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// in writing. All Rights Reserved.
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//////////////////////////////////////////////////////////////////////
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#if !defined(CCI_ARCHIVED_VALUE_H)
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#define CCI_ARCHIVED_VALUE_H
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#include "cciExc.h"
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namespace cci
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{
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template<class T>
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class CArchivedValue
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{
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public:
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CArchivedValue() : m_fIsCached(false) {};
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virtual ~CArchivedValue() {};
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bool IsCached() const
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{
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return m_fIsCached;
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};
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void Value(T const &rhs)
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{
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m_Value = rhs;
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m_fIsCached = true;
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};
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T Value()
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{
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if (!m_fIsCached)
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throw Exception(ccValueNotCached);
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return m_Value;
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};
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void Dirty()
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{
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m_fIsCached = false;
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}
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bool
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operator==(CArchivedValue<T> const &rhs) const
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{
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return (m_fIsCached == rhs.m_fIsCached) &&
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(m_Value == rhs.m_Value);
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}
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bool
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operator!=(CArchivedValue<T> const &rhs) const
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{
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return !(rhs == *this);
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}
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private:
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bool m_fIsCached;
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T m_Value;
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};
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} // namespace cci
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#endif // !defined(CCI_ARCHIVED_VALUE_H)
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