/// <summary>
/// Adds all events from the specified collection to the end of this one.
/// </summary>
/// <param name="eventsToMerge">Events to merge.</param>
/// <param name="fromStart">true - copy from start of collection, false - copy from end of collection.</param>
/// <param name="maxEventsToMerge">Maximum events to merge.</param>
public StackHashEventPackageCollection MergeEvents(StackHashEventPackageCollection eventsToMerge, bool fromStart, long maxEventsToMerge)
{
if (eventsToMerge == null)
{
throw new ArgumentNullException("eventsToMerge");
}
long numEvents = maxEventsToMerge;
if (numEvents > eventsToMerge.Count)
{
numEvents = eventsToMerge.Count;
}
if (fromStart)
{
for (int i = 0; i < numEvents; i++)
{
if (eventsToMerge[i].RowNumber > this.MaximumRowNumber)
{
this.MaximumRowNumber = eventsToMerge[i].RowNumber;
}
if (eventsToMerge[i].RowNumber < this.MinimumRowNumber)
{
this.MinimumRowNumber = eventsToMerge[i].RowNumber;
}
this.Add(eventsToMerge[i]);
}
}
else
{
// Merge at the start of this array - but only the specified number of entries.
int added = 0;
for (int i = eventsToMerge.Count - 1; i >= 0; i--)
{
if (added >= maxEventsToMerge)
{
break;
}
if (this.FindEventPackage(eventsToMerge[i].EventData.Id, eventsToMerge[i].EventData.EventTypeName) == null)
{
this.InsertItem(0, eventsToMerge[i]);
added++;
}
}
}
return(this);
}
public int CompareTo(object obj)
{
StackHashEventPackageCollection events = obj as StackHashEventPackageCollection;
if (events.Count != this.Count)
{
return(-1);
}
foreach (StackHashEventPackage thisEventPackage in this)
{
StackHashEventPackage matchingEventInfo =
events.FindEventPackage(thisEventPackage.EventData.Id, thisEventPackage.EventData.EventTypeName);
if (matchingEventInfo == null)
{
return(-1);
}
// Check the event data and the event info and cab data.
if (matchingEventInfo.EventData.CompareTo(thisEventPackage.EventData) != 0)
{
return(-1);
}
if (matchingEventInfo.EventInfoList.CompareTo(thisEventPackage.EventInfoList) != 0)
{
return(-1);
}
if (matchingEventInfo.Cabs.CompareTo(thisEventPackage.Cabs) != 0)
{
return(-1);
}
}
// Must be a match.
return(0);
}