2018-10-10 12:53:07 +03:00
|
|
|
#pragma once
|
|
|
|
|
|
|
|
#include "HashTable.h"
|
2018-10-17 11:55:43 +03:00
|
|
|
#include "StdLib.h"
|
|
|
|
#include "kstdio.h"
|
2018-10-10 12:53:07 +03:00
|
|
|
|
|
|
|
namespace AK {
|
|
|
|
|
|
|
|
template<typename K, typename V>
|
|
|
|
class HashMap {
|
|
|
|
private:
|
|
|
|
struct Entry {
|
|
|
|
K key;
|
|
|
|
V value;
|
|
|
|
|
|
|
|
bool operator==(const Entry& other)
|
|
|
|
{
|
|
|
|
return key == other.key;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
struct EntryTraits {
|
|
|
|
static unsigned hash(const Entry& entry) { return Traits<K>::hash(entry.key); }
|
|
|
|
static void dump(const Entry& entry)
|
|
|
|
{
|
2018-10-17 11:55:43 +03:00
|
|
|
kprintf("key=");
|
2018-10-10 12:53:07 +03:00
|
|
|
Traits<K>::dump(entry.key);
|
2018-10-17 11:55:43 +03:00
|
|
|
kprintf(" value=");
|
2018-10-10 12:53:07 +03:00
|
|
|
Traits<V>::dump(entry.value);
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
public:
|
|
|
|
HashMap() { }
|
|
|
|
|
|
|
|
HashMap(HashMap&& other)
|
2018-10-17 11:55:43 +03:00
|
|
|
: m_table(move(other.m_table))
|
2018-10-10 12:53:07 +03:00
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
HashMap& operator=(HashMap&& other)
|
|
|
|
{
|
|
|
|
if (this != &other) {
|
2018-10-17 11:55:43 +03:00
|
|
|
m_table = move(other.m_table);
|
2018-10-10 12:53:07 +03:00
|
|
|
}
|
|
|
|
return *this;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool isEmpty() const { return m_table.isEmpty(); }
|
|
|
|
unsigned size() const { return m_table.size(); }
|
|
|
|
unsigned capacity() const { return m_table.capacity(); }
|
2018-10-25 13:35:49 +03:00
|
|
|
void clear() { m_table.clear(); }
|
2018-10-10 12:53:07 +03:00
|
|
|
|
2018-10-25 13:35:49 +03:00
|
|
|
void set(const K&, const V&);
|
2018-10-10 12:53:07 +03:00
|
|
|
void set(const K&, V&&);
|
2018-10-13 15:23:47 +03:00
|
|
|
void remove(const K&);
|
2018-10-25 13:35:49 +03:00
|
|
|
void removeOneRandomly() { m_table.remove(m_table.begin()); }
|
2018-10-10 12:53:07 +03:00
|
|
|
|
|
|
|
typedef HashTable<Entry, EntryTraits> HashTableType;
|
|
|
|
typedef typename HashTableType::Iterator IteratorType;
|
|
|
|
typedef typename HashTableType::ConstIterator ConstIteratorType;
|
|
|
|
|
|
|
|
IteratorType begin() { return m_table.begin(); }
|
|
|
|
IteratorType end() { return m_table.end(); }
|
|
|
|
IteratorType find(const K&);
|
|
|
|
|
|
|
|
ConstIteratorType begin() const { return m_table.begin(); }
|
|
|
|
ConstIteratorType end() const { return m_table.end(); }
|
|
|
|
ConstIteratorType find(const K&) const;
|
|
|
|
|
|
|
|
void dump() const { m_table.dump(); }
|
|
|
|
|
|
|
|
private:
|
|
|
|
HashTable<Entry, EntryTraits> m_table;
|
|
|
|
};
|
|
|
|
|
|
|
|
template<typename K, typename V>
|
|
|
|
void HashMap<K, V>::set(const K& key, V&& value)
|
|
|
|
{
|
2018-10-17 11:55:43 +03:00
|
|
|
m_table.set(Entry{key, move(value)});
|
2018-10-10 12:53:07 +03:00
|
|
|
}
|
|
|
|
|
2018-10-25 13:35:49 +03:00
|
|
|
template<typename K, typename V>
|
|
|
|
void HashMap<K, V>::set(const K& key, const V& value)
|
|
|
|
{
|
|
|
|
m_table.set(Entry{key, value});
|
|
|
|
}
|
|
|
|
|
2018-10-13 15:23:47 +03:00
|
|
|
template<typename K, typename V>
|
|
|
|
void HashMap<K, V>::remove(const K& key)
|
|
|
|
{
|
|
|
|
Entry dummy { key, V() };
|
|
|
|
m_table.remove(dummy);
|
|
|
|
}
|
|
|
|
|
2018-10-10 12:53:07 +03:00
|
|
|
template<typename K, typename V>
|
|
|
|
auto HashMap<K, V>::find(const K& key) -> IteratorType
|
|
|
|
{
|
|
|
|
Entry dummy { key, V() };
|
|
|
|
return m_table.find(dummy);
|
|
|
|
}
|
|
|
|
|
|
|
|
template<typename K, typename V>
|
|
|
|
auto HashMap<K, V>::find(const K& key) const -> ConstIteratorType
|
|
|
|
{
|
|
|
|
Entry dummy { key, V() };
|
|
|
|
return m_table.find(dummy);
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
using AK::HashMap;
|
|
|
|
|