internal override QueryOptionExpression ComposeMultipleSpecification(QueryOptionExpression previous)
{
Debug.Assert(previous != null, "other != null");
Debug.Assert(previous.GetType() == this.GetType(), "other.GetType == this.GetType() -- otherwise it's not the same specification");
Debug.Assert(this.takeAmount != null, "this.takeAmount != null");
Debug.Assert(
this.takeAmount.Type == typeof(int),
"this.takeAmount.Type == typeof(int) -- otherwise it wouldn't have matched the Enumerable.Take(source, int count) signature");
int thisValue = (int)this.takeAmount.Value;
int previousValue = (int)((TakeQueryOptionExpression)previous).takeAmount.Value;
return((thisValue < previousValue) ? this : previous);
}
#pragma warning restore 618
internal virtual QueryOptionExpression ComposeMultipleSpecification(QueryOptionExpression previous)
{
Debug.Assert(previous != null, "other != null");
Debug.Assert(previous.GetType() == this.GetType(), "other.GetType == this.GetType() -- otherwise it's not the same specification");
return(this);
}
internal void AddSequenceQueryOption(QueryOptionExpression qoe)
{
Debug.Assert(qoe != null, "qoe != null");
QueryOptionExpression old = this.sequenceQueryOptions.Where(o => o.GetType() == qoe.GetType()).FirstOrDefault();
if (old != null)
{
qoe = qoe.ComposeMultipleSpecification(old);
this.sequenceQueryOptions.Remove(old);
}
this.sequenceQueryOptions.Add(qoe);
}