/// <summary>Returns the distinct events by properties. </summary>
/// <param name="events">to inspect</param>
/// <param name="reader">for retrieving properties</param>
/// <returns>distinct events</returns>
public static EventBean[] GetDistinctByProp(LinkedList <EventBean> events,
EventBeanReader reader)
{
if (events == null || events.IsEmpty())
{
return(new EventBean[0]);
}
if (events.Count < 2)
{
return(events.ToArray());
}
var set = new LinkedHashSet <MultiKeyUntypedEventPair>();
if (events.First.Value is NaturalEventBean)
{
foreach (EventBean theEvent in events)
{
var inner = ((NaturalEventBean)theEvent).OptionalSynthetic;
var keys = reader.Read(inner);
var pair = new MultiKeyUntypedEventPair(keys, theEvent);
set.Add(pair);
}
}
else
{
foreach (EventBean theEvent in events)
{
Object[] keys = reader.Read(theEvent);
var pair = new MultiKeyUntypedEventPair(keys, theEvent);
set.Add(pair);
}
}
var result = new EventBean[set.Count];
var count = 0;
foreach (MultiKeyUntypedEventPair row in set)
{
result[count++] = row.EventBean;
}
return(result);
}
/// <summary>Returns the distinct events by properties. </summary>
/// <param name="events">to inspect</param>
/// <param name="reader">for retrieving properties</param>
/// <returns>distinct events</returns>
public static EventBean[] GetDistinctByProp(EventBean[] events,
EventBeanReader reader)
{
if ((events == null) || (events.Length < 2))
{
return(events);
}
var set = new LinkedHashSet <MultiKeyUntypedEventPair>();
if (events[0] is NaturalEventBean)
{
foreach (EventBean theEvent in events)
{
var inner = ((NaturalEventBean)theEvent).OptionalSynthetic;
var keys = reader.Read(inner);
var pair = new MultiKeyUntypedEventPair(keys, theEvent);
set.Add(pair);
}
}
else
{
foreach (EventBean theEvent in events)
{
Object[] keys = reader.Read(theEvent);
var pair = new MultiKeyUntypedEventPair(keys, theEvent);
set.Add(pair);
}
}
var result = new EventBean[set.Count];
int count = 0;
foreach (MultiKeyUntypedEventPair row in set)
{
result[count++] = row.EventBean;
}
return(result);
}
