private IEnumerable GetItems(string[] strings, KeyValuePair <string, string> keyValuePair, Type targetType, Type itemType)
{
IValueRetriever retriever = null;
foreach (var splitValue in strings)
{
var itemKeyValuePair = new KeyValuePair <string, string>(keyValuePair.Key, splitValue.Trim());
retriever = retriever ?? GetValueRetriever(itemKeyValuePair, targetType, itemType);
yield return(retriever?.Retrieve(itemKeyValuePair, targetType, itemType));
}
}
protected override IEnumerable <SubstitutionSet> CheckActivation(IQueryable db, Name perspective, IEnumerable <SubstitutionSet> constraints)
{
foreach (var result in m_other.Retrieve(db, perspective, constraints))
{
var sub = new Substitution(m_variable, new ComplexValue(result.Item1.Value, result.Item1.Certainty));
if (result.Item2.AddSubstitution(sub))
{
yield return(result.Item2);
}
}
}
protected override IEnumerable <SubstitutionSet> CheckActivation(IQueryable db, Name perspective, IEnumerable <SubstitutionSet> constraints)
{
Name realValue = db.AskPossibleProperties(m_value, perspective, null).First().Item1.Value;
foreach (var pair in m_retriver.Retrieve(db, perspective, constraints))
{
if (CompareValues(pair.Item1.Value, realValue, m_operation))
{
yield return(pair.Item2);
}
}
}
protected override IEnumerable <SubstitutionSet> CheckActivation(IQueryable db, Name perspective, IEnumerable <SubstitutionSet> constraints)
{
var r1 = Property1.Retrieve(db, perspective, constraints).GroupBy(p => p.Item1, p => p.Item2);
foreach (var g in r1)
{
foreach (var crossPair in Property2.Retrieve(db, perspective, g))
{
if (CompareValues(g.Key.Value, crossPair.Item1.Value, Operator))
{
yield return(crossPair.Item2);
}
}
}
}
protected override IEnumerable <SubstitutionSet> CheckActivation(IQueryable db, Name perspective, IEnumerable <SubstitutionSet> constraints)
{
var subs = m_predicate.Retrieve(db, perspective, constraints);
foreach (var pair in subs)
{
bool b;
if (!pair.Item1.Value.TryConvertToValue(out b))
{
continue;
}
if (b != m_invert)
{
yield return(pair.Item2);
}
}
}
internal static object GetValue(this IValueRetriever retriever, string value, Type propertyType)
{
return(retriever.Retrieve(new KeyValuePair <string, string>("Value", value), typeof(object), propertyType));
}
