77 lines
2.0 KiB
C++
77 lines
2.0 KiB
C++
#ifndef _CONSTRUCTOR_H_
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#define _CONSTRUCTOR_H_
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#include <util/kernel_cpp.h>
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template <class DataType>
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class Constructor {
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public:
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typedef DataType* Pointer;
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typedef const DataType* ConstPointer;
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typedef DataType& Reference;
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typedef const DataType& ConstReference;
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/*! Constructs the object pointed to by \a object via a
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zero-parameter constructor.
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*/
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inline
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void Construct(Pointer object) {
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if (object)
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new(reinterpret_cast<void*>(object)) DataType();
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}
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/*! Constructs the object pointed to by \a object via a
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one-parameter constructor using the given argument.
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*/
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template <typename ArgType1>
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inline
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void Construct(Pointer object, ArgType1 arg1) {
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if (object)
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new(reinterpret_cast<void*>(object)) DataType(arg1);
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}
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/*! Constructs the object pointed to by \a object via a
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two-parameter constructor using the given arguments.
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*/
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template <typename ArgType1, typename ArgType2>
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inline
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void Construct(Pointer object, ArgType1 arg1, ArgType2 arg2) {
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if (object)
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new(reinterpret_cast<void*>(object)) DataType(arg1, arg2);
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}
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/*! Constructs the object pointed to by \a object via a
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three-parameter constructor using the given arguments.
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*/
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template <typename ArgType1, typename ArgType2, typename ArgType3>
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inline
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void Construct(Pointer object, ArgType1 arg1, ArgType2 arg2, ArgType3 arg3) {
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if (object)
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new(reinterpret_cast<void*>(object)) DataType(arg1, arg2, arg3);
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}
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/*! Constructs the object pointed to by \a object via a
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four-parameter constructor using the given arguments.
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*/
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template <typename ArgType1, typename ArgType2, typename ArgType3,
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typename ArgType4>
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inline
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void Construct(Pointer object, ArgType1 arg1, ArgType2 arg2, ArgType3 arg3,
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ArgType4 arg4) {
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if (object)
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new(reinterpret_cast<void*>(object)) DataType(arg1, arg2, arg3, arg4);
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}
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/*! Calls the destructor for the object pointed to be \a object.
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*/
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inline
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void Destruct(Pointer object) {
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if (object)
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object->~DataType();
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}
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};
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#endif // _CONSTRUCTOR_H_
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