public bool Equals(HashableWeakRef <T> aObj)
{
if (_weakReference != null)
{
return(this.Target.Equals(aObj));
}
return(false);
}
public IEnumerator <KeyValuePair <TKey, TValue> > GetEnumerator()
{
if (IsAutoClean)
{
Clean();
}
foreach (KeyValuePair <object, TValue> entry in _refDict)
{
HashableWeakRef <TKey> weakKey = (HashableWeakRef <TKey>)entry.Key;
yield return(new KeyValuePair <TKey, TValue>(weakKey.Target, entry.Value));
}
}
private bool Clean(HashableWeakRef <TKey> aKey)
{
bool success = false;
if (!aKey.IsAlive)
{
if (_refDict[aKey] is IDisposable)
{
(_refDict[aKey] as IDisposable).Dispose();
}
_refDict.Remove(aKey);
success = true;
}
return(success);
}
public bool Clean()
{
List <HashableWeakRef <TKey> > weakKeyListToRemove = new List <HashableWeakRef <TKey> >();
bool success = false;
foreach (KeyValuePair <object, TValue> entry in _refDict)
{
HashableWeakRef <TKey> weakKey = (HashableWeakRef <TKey>)entry.Key;
if (!weakKey.IsAlive)
{
weakKeyListToRemove.Add(weakKey);
}
}
for (int i = 0; i < weakKeyListToRemove.Count; i++)
{
Clean(weakKeyListToRemove[i]);
success = true;
}
return(success);
}
/**********************************************************
* Public Methods
*********************************************************/
public void Add(TKey aKey, TValue aValue)
{
HashableWeakRef <TKey> weakKey = new HashableWeakRef <TKey>(aKey);
_refDict.Add(weakKey, aValue);
}
