/// <summary>
/// Gets an exclusive object on the specified value, must be called in 'using' statement
/// </summary>
/// <example>
/// Using(Sync.GetHandle(value))
/// {
/// ....
/// }
/// </example>
/// <param name="id">The value on which to acquire the new object.</param>
/// <param name="generator">Method to create new object of T</param>
/// <returns>Handle for lock object for K value</returns>
public RepoHandle GetObject(TID id, Func <TObject> generator)
{
TObject obj;
RepoHandle handle;
lock (this.repoObjects)
{
if (!this.repoObjects.TryGetValue(id, out obj))
{
obj = generator();
this.repoObjects.Add(id, obj);
this.repoHandles.Add(obj, new List <RepoHandle>());
}
handle = new RepoHandle(id, obj, this);
this.repoHandles[obj].Add(handle);
}
return(handle);
}
private void Release(RepoHandle handle)
{
IDisposable disposeObject = null;
lock (this.repoObjects)
{
var handles = this.repoHandles[handle.Object];
handles.Remove(handle);
if (handles.Count == 0)
{
this.repoObjects.Remove(handle.ID);
this.repoHandles.Remove(handle.Object);
disposeObject = handle.Object as IDisposable;
}
}
if (disposeObject != null)
{
disposeObject.Dispose();
}
}
