public bool Remove(T item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
if (item.Id == null)
{
throw new ArgumentNullException("item.Id");
}
lock (this.ThisLock)
{
int i = Kademlia <T> .Distance(this.BaseNode.Id, item.Id) - 1;
if (i == -1)
{
return(false);
}
var targetList = _nodesList[i];
if (targetList != null)
{
return(targetList.Remove(item));
}
return(false);
}
}
// Addより優先的に
public void Live(T item)
{
if (_baseNode == null)
{
throw new ArgumentNullException("BaseNode");
}
if (_baseNode.Id == null)
{
throw new ArgumentNullException("BaseNode.Id");
}
if (item == null)
{
throw new ArgumentNullException("item");
}
if (item.Id == null)
{
throw new ArgumentNullException("item.Id");
}
lock (this.ThisLock)
{
int i = Kademlia <T> .Distance(this.BaseNode.Id, item.Id) - 1;
if (i == -1)
{
return;
}
var targetList = _nodesList[i];
// 生存率の高いNodeはFirstに、そうでないNodeはLastに
if (targetList != null)
{
var orignal = targetList.FirstOrDefault(n => Unsafe.Equals(n.Id, item.Id));
if (orignal != null)
{
targetList.Remove(orignal);
targetList.AddFirst(item);
}
else
{
if (targetList.Count == _column)
{
targetList.RemoveLast();
}
targetList.AddFirst(item);
}
}
else
{
targetList = new LinkedList <T>();
targetList.AddFirst(item);
_nodesList[i] = targetList;
}
}
}