public TrackingCollection(IStateTransitionManager stateTransitionManager, IEqualityComparer <object> comparer = null)
{
if (stateTransitionManager == null)
{
stateTransitionManager = Infrastructure.StateTransitionManager.Instance;
}
StateTransitionManagerInternal = stateTransitionManager;
ItemsInternal = new Dictionary <object, EntityState>(comparer ?? ReferenceEqualityComparer.Instance);
}
public TrackingCollection([NotNull] IEnumerable <KeyValuePair <object, EntityState> > changes,
IStateTransitionManager stateTransitionManager = null, IEqualityComparer <object> comparer = null)
: this(stateTransitionManager, comparer)
{
Should.NotBeNull(changes, nameof(changes));
foreach (var item in changes)
{
ItemsInternal.Add(item.Key, item.Value);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TrackingCollection" /> class.
/// </summary>
public TrackingCollection([NotNull] IEnumerable <IEntityStateEntry> changes,
IStateTransitionManager stateTransitionManager = null, IEqualityComparer <object> comparer = null)
: this(stateTransitionManager, comparer)
{
Should.NotBeNull(changes, "changes");
foreach (var item in changes)
{
ItemsInternal.Add(item.Entity, item.State);
}
}
public TrackingCollection([NotNull] IEnumerable <object> collection,
EntityState entityState = EntityState.Unchanged,
IStateTransitionManager stateTransitionManager = null, IEqualityComparer <object> comparer = null)
: this(stateTransitionManager, comparer)
{
Should.NotBeNull(collection, nameof(collection));
foreach (object item in collection)
{
ItemsInternal.Add(item, entityState);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TrackingCollection" /> class.
/// </summary>
public TrackingCollection(IStateTransitionManager stateTransitionManager = null,
IEqualityComparer <object> comparer = null)
{
if (stateTransitionManager == null)
{
stateTransitionManager = ServiceProvider.TrackingCollectionStateTransitionManagerFactory(this) ??
Infrastructure.StateTransitionManager.Instance;
}
if (comparer == null)
{
comparer = ServiceProvider.TrackingCollectionEqualityComparerFactory(this) ??
ReferenceEqualityComparer.Instance;
}
Locker = new object();
StateTransitionManagerInternal = stateTransitionManager;
ItemsInternal = new Dictionary <object, EntityState>(comparer);
}
protected virtual ITrackingCollection Create(IStateTransitionManager transitionManager = null, IEqualityComparer <object> comparer = null)
{
return(new TrackingCollection(transitionManager, comparer));
}
