protected override void Fire(IGraphChangedListener listener, IVertex vertex, string key, object oldValue,
object newValue)
{
VertexPropertyEventContract.ValidateFire(listener, vertex, key, oldValue, newValue);
listener.VertexPropertyChanged(vertex, key, oldValue, newValue);
}
public void RemoveListener(IGraphChangedListener listener)
{
if (listener == null)
{
throw new ArgumentNullException(nameof(listener));
}
GraphChangedListeners.Remove(listener);
}
public static void ValidateFire(IGraphChangedListener listener, IEdge edge, string key, object oldValue,
object newValue)
{
if (listener == null)
{
throw new ArgumentNullException(nameof(listener));
}
if (edge == null)
{
throw new ArgumentNullException(nameof(edge));
}
if (string.IsNullOrWhiteSpace(key))
{
throw new ArgumentNullException(nameof(key));
}
}
protected abstract void Fire(IGraphChangedListener listener, IVertex vertex, string key, object oldValue,
object newValue);
protected override void Fire(IGraphChangedListener listener, IEdge edge, string key, object oldValue,
object newValue)
{
EdgePropertyEventContract.ValidateFire(listener, edge, key, oldValue, newValue);
listener.EdgePropertyRemoved(edge, key, oldValue);
}
