private static IResultAccessor <T> CreateCondition(Func <T, int, bool> condition, IListItemSetterManager <T> manager)
{
var c = new ListCondition <T>(condition);
manager.Add(c);
return(c);
}
private IResultAccessor <T> CreateAddInsertCondition(Func <T, int, bool> condition, IListItemSetterManager <T> manager)
{
var c = new ListCondition <T>(condition);
// Go through all of the existing items to see if this condition
// has already been met. Otherwise the caller could potentially
// wait forever.
bool conditionNotMet = true;
for (int index = 0; index < list.Count; index++)
{
if (c.TrySetResult(list[index], index))
{
conditionNotMet = false;
}
}
// The condition was not met by any of the items in the list.
// Add the condition to the manager to be monitored.
if (conditionNotMet)
{
manager.Add(c);
}
return(c);
}