Frequent class implementation

Frequent.cs

/// Krishna Vangapandu
public class Frequent : INotifyPropertyChanged
{
        private string _property;
        private readonly StringMessageThrottler _stringMessageThrottler;

        public Frequent()
        {
            //Create a new message throttler. The implementation for this would be shown later.
            _stringMessageThrottler = new StringMessageThrottler();
            //subscribe on the throttler and when received a string, raise property changed event.
            _stringMessageThrottler.Subscribe(s => PropertyChanged(this, new PropertyChangedEventArgs(s)));
        }

        public string Property
        {
            get { return _property; }
            set
            {
                _property = value;
                OnPropertyChanged("Property");
            }
        }

        public event PropertyChangedEventHandler PropertyChanged = delegate { };

        protected void OnPropertyChanged(string property)
        {
            //when a property changes, simply publish it on the throttler.
            _stringMessageThrottler.Publish(property);
        }
    }