/// <summary>
/// Adds a filter to this ResourceSetExpression.
/// If filter is already presents, adds the predicateConjunts to the
/// PredicateConjucts of the filter
/// </summary>
internal void AddFilter(IEnumerable <Expression> predicateConjuncts)
{
if (this.Skip != null)
{
throw new NotSupportedException(Strings.ALinq_QueryOptionOutOfOrder("filter", "skip"));
}
else if (this.Take != null)
{
throw new NotSupportedException(Strings.ALinq_QueryOptionOutOfOrder("filter", "top"));
}
else if (this.Projection != null)
{
throw new NotSupportedException(Strings.ALinq_QueryOptionOutOfOrder("filter", "select"));
}
if (this.Filter == null)
{
this.AddSequenceQueryOption(new FilterQueryOptionExpression(this.Type));
}
this.Filter.AddPredicateConjuncts(predicateConjuncts);
this.keyPredicateConjuncts.Clear();
}
