0cb6b39490
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1685 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
#ifndef __BUFFER_INTERFACE_HPP__
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#define __BUFFER_INTERFACE_HPP__
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#include <cstddef>
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namespace fail {
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typedef std::size_t index_t; //!< the index type of elements, stored in the buffer-list
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const index_t INVALID_INDEX = static_cast<index_t>(-1); //!< a constant, representing an invalid idx
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/**
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* \class PerfBufferBase
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*
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* Generic performance data structure for storing often used listener objects
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* (This class can be seen as a "fast, type specific buffer-list".)
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*/
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class PerfBufferBase {
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public:
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/**
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* Adds the index \c idx to the performance buffer-list.
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* @param idx the element to be added
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*/
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virtual void add(index_t idx) = 0;
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/**
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* Removes the specified index \c idx.
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* @param idx the element to be deleted
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*/
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virtual void remove(index_t idx) = 0;
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/**
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* Removes all elements from the perf. buffer-list.
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*/
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virtual void clear() = 0;
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/**
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* Retrieves the number of elements in this data structure.
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* @return the number of elements in the perf. buffer-list
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*/
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virtual std::size_t size() const = 0;
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};
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} // end-of-namespace: fail
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#endif // __BUFFER_INTERFACE_HPP__
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