public IEnumerator <KeyValuePair <string, TValue> > GetEnumerator()
{
HashNode <TValue> current = Head;
while (current != null)
{
yield return(new KeyValuePair <string, TValue>(current.Key, current.Value));
current = current.Next;
}
}
public TValue KeyValue(string key)
{
HashNode <TValue> current = Head;
while (current != null)
{
if (current.Key == key)
{
return(current.Value);
}
current = current.Next;
}
throw new KeyNotFoundException();
}
public bool Includes(string key)
{
HashNode <TValue> current = Head;
while (current != null)
{
if (current.Key == key)
{
return(true);
}
current = current.Next;
}
return(false);
}
public void Insert(string key, int hash, TValue value)
{
HashNode <TValue> newNode = new HashNode <TValue>(Bucket, key, hash, value);
if (Head != null)
{
Helper(newNode);
newNode.Next.Last = newNode;
}
else
{
Helper(newNode);
}
}
public void Remove(string key)
{
HashNode <TValue> current = Head;
while (current != null)
{
if (current.Key == key && Head != current)
{
current.Last.Next = current.Next;
current.Next.Last = current.Last;
Head = current.Next;
}
if (current.Key == key && Head == current)
{
Head = current.Next;
}
current = current.Next;
}
}
private void Helper(HashNode <TValue> newNode)
{
newNode.Next = Head;
Head = newNode;
}