public override string SetPropertyValue(string key, string value)
{
string oldValue = null;
ConfigurationMap.AddOrUpdate(key, value, (k, v) => { oldValue = v; return(value); });
if (OnChange != null && !object.Equals(oldValue, value))
{
var changedProperties = new PropertyChangedEventArgs[1];
changedProperties[0] = new PropertyChangedEventArgs(key, oldValue, value);
Task.Factory.StartNew(() =>
{
Thread.Sleep(1000);
OnChange(this, new ConfigurationChangedEventArgs(changedProperties));
});
}
return(oldValue);
}
