protected override void GetResultsCore(List <Dictionary <string, object> > results,
object o)
{
object value = _property.Invoke(o, null);
if (value != null)
{
List <Dictionary <string, object> > oneResultPerRow =
new List <Dictionary <string, object> >();
foreach (Object item in (IEnumerable)value)
{
List <Dictionary <string, object> > subresults =
new List <Dictionary <string, object> >();
if (WhereFilterDoesNotApply(item))
{
PermuteResultsAtThisLevel(subresults, item);
GetNestedQueryResults(subresults, item);
oneResultPerRow.AddRange(subresults);
}
}
if (oneResultPerRow.Count == 0 && _requireAtLeastOneResult)
{
PermuteEmptyResult(results);
}
else
{
Permuter.Permute(results, oneResultPerRow);
}
}
}
private bool PermuteResultsAtThisLevel(List <Dictionary <string, object> > results, object o)
{
Debug.Assert(o != null);
// see if we have any results that we should return as a result
bool haveAtLeastOneResult = false;
if (_showFieldProperties != null)
{
foreach (KeyValuePair <string, FieldProperties> pair in _showFieldProperties)
{
haveAtLeastOneResult = true;
MethodInfo getProperty = pair.Value.Method;
object propertyValue = getProperty.Invoke(o, null);
if (pair.Value.IsEnumerable)
{
IEnumerable enumerableResult = propertyValue as IEnumerable;
Permuter.Permute(results, pair.Key, enumerableResult);
}
else
{
Permuter.Permute(results, pair.Key, propertyValue);
}
}
}
return(haveAtLeastOneResult);
}
private void PermuteEmptyResult(List <Dictionary <string, object> > results)
{
if (_showFieldProperties != null && _showFieldProperties.Count > 0)
{
foreach (KeyValuePair <string, FieldProperties> pair in _showFieldProperties)
{
Permuter.Permute(results, pair.Key, (object)null);
}
}
else
{
Permuter.Permute(results, "", (object)null);
}
}