[6e97e5] | 1 | /*
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| 2 | * DescriptorBase_impl.hpp
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| 3 | *
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| 4 | * Created on: Mar 12, 2010
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| 5 | * Author: crueger
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| 6 | */
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| 7 |
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| 8 | #ifndef DESCRIPTORBASE_IMPL_HPP_
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| 9 | #define DESCRIPTORBASE_IMPL_HPP_
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| 10 |
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[56f73b] | 11 | // include config.h
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| 12 | #ifdef HAVE_CONFIG_H
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| 13 | #include <config.h>
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| 14 | #endif
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| 15 |
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| 16 |
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[6e97e5] | 17 | #include "Descriptors/DescriptorBase.hpp"
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| 18 | #include <utility>
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| 19 | #include <boost/bind.hpp>
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| 20 |
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| 21 | template<class _Target,
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| 22 | class _Container>
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| 23 | class DescriptorBase_impl{
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| 24 | public:
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| 25 | typedef _Target Target;
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| 26 | typedef std::vector<Target> TargetVec;
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| 27 | typedef _Container Container;
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| 28 | typedef typename Container::value_type value_type;
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| 29 | typedef typename Container::iterator iterator;
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| 30 |
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| 31 | DescriptorBase_impl();
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| 32 | ~DescriptorBase_impl();
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| 33 |
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| 34 | virtual bool predicate(value_type)=0;
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| 35 |
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| 36 | virtual Target find(Container&);
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| 37 | virtual TargetVec findAll(Container&);
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| 38 | protected:
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| 39 | const _take<Target,value_type> take;
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| 40 | };
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| 41 |
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| 42 | template<class _Target,
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| 43 | class _Container>
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| 44 | DescriptorBase_impl<_Target,_Container>::DescriptorBase_impl(){}
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| 45 |
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| 46 | template<class _Target,
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| 47 | class _Container>
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| 48 | DescriptorBase_impl<_Target,_Container>::~DescriptorBase_impl(){}
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| 49 |
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| 50 | template<class _Target,
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| 51 | class _Container>
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| 52 | typename DescriptorBase_impl<_Target,_Container>::Target
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| 53 | DescriptorBase_impl<_Target,_Container>::find(DescriptorBase_impl<_Target,_Container>::Container& container){
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| 54 | iterator res = find_if(container.begin(),
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| 55 | container.end(),
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| 56 | boost::bind(&DescriptorBase_impl<_Target,_Container>::predicate,this,_1));
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| 57 | return (res!=container.end())?(take(*res)):0;
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| 58 | }
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| 59 |
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| 60 | template<class _Target,
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| 61 | class _Container>
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| 62 | typename DescriptorBase_impl<_Target,_Container>::TargetVec
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| 63 | DescriptorBase_impl<_Target,_Container>::findAll(DescriptorBase_impl<_Target,_Container>::Container& container) {
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| 64 | TargetVec res;
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| 65 | iterator iter;
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| 66 | for(iter=container.begin();iter!=container.end();++iter) {
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| 67 | if(predicate(*iter)){
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| 68 | res.push_back(take(*iter));
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| 69 | }
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| 70 | }
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| 71 | return res;
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| 72 | }
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| 73 |
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| 74 | #endif /* DESCRIPTORBASE_IMPL_HPP_ */
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