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refactor HashTable facade class

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This commit is contained in:
Dennis Luxen 2014-02-14 18:18:26 +01:00
parent 9e64ccdbf2
commit 4c48cda4cd
1 changed files with 20 additions and 19 deletions
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39
DataStructures/HashTable.h
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@ -25,43 +25,44 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef HASHTABLE_H_
#define HASHTABLE_H_
#ifndef HASH_TABLE_H
#define HASH_TABLE_H
#include <boost/ref.hpp>
#include <boost/unordered_map.hpp>
template<typename keyT, typename valueT>
class HashTable : public boost::unordered_map<keyT, valueT> {
template<typename KeyT, typename ValueT>
class HashTable : public boost::unordered_map<KeyT, ValueT> {
private:
typedef boost::unordered_map<keyT, valueT> super;
typedef boost::unordered_map<KeyT, ValueT> super;
public:
static ValueT default_value;
HashTable() : super() { }
HashTable(const unsigned size) : super(size) { }
// HashTable &operator=(const HashTable &other) {
// super::operator = (other);
// return *this;
// }
inline void Add(const keyT& key, const valueT& value){
super::insert(std::make_pair(key, value));
inline void Add( KeyT const & key, ValueT const & value) {
super::emplace(std::make_pair(key, value));
}
inline valueT Find(const keyT& key) const {
if(super::find(key) == super::end()) {
return valueT();
inline const ValueT Find(KeyT const & key) const {
typename super::const_iterator iter = super::find(key);
if( iter == super::end() ) {
return boost::cref(default_value);
}
return boost::ref(super::find(key)->second);
return boost::cref(iter->second);
}
inline bool Holds(const keyT& key) const {
if(super::find(key) == super::end()) {
inline bool Holds( KeyT const & key) const {
if( super::find(key) == super::end() ) {
return false;
}
return true;
}
};
#endif /* HASHTABLE_H_ */
template<typename KeyT, typename ValueT>
ValueT HashTable<KeyT, ValueT>::default_value;
#endif /* HASH_TABLE_H */