134 lines
4.7 KiB
C
134 lines
4.7 KiB
C
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// Registry.h -- Registry template class definition
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// (c) Copyright Schlumberger Technology Corp., unpublished work, created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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#if !defined(SLBCSP_REGISTRY_H)
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#define SLBCSP_REGISTRY_H
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#include "Lockable.h"
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#include "Guarded.h"
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#include "MapUtility.h"
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// Companion to Registrar, the Registry template class maintains a
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// collection of T pointers indexed by Key.
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template<typename Collection>
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class Registry
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: public Lockable
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{
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public:
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// Types
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typedef Collection CollectionType;
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// C'tors/D'tors
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// Constructs the registry. If fSetup is true, then space is
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// allocated for the registry; otherwise operator() will return 0
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// until Setup is called. This supports lazy initialization.
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explicit
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Registry();
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~Registry();
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// Operators
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CollectionType &
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operator()();
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// Operations
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// Access
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// Predicates
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protected:
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// Types
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// C'tors/D'tors
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// Operators
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// Operations
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// Access
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// Predicates
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// Variables
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private:
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// Types
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// C'tors/D'tors
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Registry(Registry const &rhs); // not defined, copying not allowed
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// Operators
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Registry &
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operator=(Registry const &rhs); // not defined, assignment not allowed
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// Operations
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// Access
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// Predicates
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// Variables
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CollectionType m_collection;
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};
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///////////////////////// TEMPLATE METHODS ///////////////////////////////
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/////////////////////////////// HELPERS ///////////////////////////////////
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template<class C, class Op>
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void
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ForEachEnrollee(Registry<C const> &rRegistry,
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Op &rProc)
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{
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Guarded<Lockable *> guard(&rRegistry); // serialize registry access
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C const &rcollection = (rRegistry)();
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ForEachMappedValue(rcollection.begin(), rcollection.end(),
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rProc);
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}
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/////////////////////////// PUBLIC /////////////////////////////////
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// Types
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// C'tors/D'tors
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template<typename Collection>
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Registry<Collection>::Registry()
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: Lockable(),
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m_collection()
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{}
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template<typename Collection>
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Registry<Collection>::~Registry()
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{}
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// Operators
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template<typename Collection>
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Registry<Collection>::CollectionType &
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Registry<Collection>::operator()()
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{
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return m_collection;
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}
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// Operations
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// Access
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// Predicates
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// Static Variables
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/////////////////////////// PROTECTED /////////////////////////////////
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// C'tors/D'tors
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// Operators
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// Operations
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// Access
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// Predicates
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// Static Variables
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/////////////////////////// PRIVATE /////////////////////////////////
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// C'tors/D'tors
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// Operators
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// Operations
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// Access
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// Predicates
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// Static Variables
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#endif // SLBCSP_REGISTRY_H
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