public override IEnumerable <KeyValuePair <AttributeValue, long> > Enumerate(QueryCriteria value)
{
using (
var resultSet =
new SortedResultSet <KeyValuePair <AttributeValue, long> >(new KVPValueComparer <AttributeValue, long>())
)
{
var rangePredicate = new RangePredicate(Source, start, excStart, end, excEnd, IsInverse);
foreach (var kvp in rangePredicate.Enumerate(value))
{
resultSet.Add(kvp);
}
return(resultSet);
}
}
public override IEnumerable <KeyValuePair <AttributeValue, long> > Enumerate(QueryCriteria values)
{
using (var resultSet = new SortedResultSet <ResultWrapper <KeyValuePair <AttributeValue, long> > >())
{
if (_childPredicates != null)
{
foreach (var child in _childPredicates)
{
var terminal = (TerminalPredicate)child;
if (terminal != null)
{
foreach (var kvp in terminal.Enumerate(values))
{
var wrapper = new ResultWrapper <KeyValuePair <AttributeValue, long> >(kvp);
bool validDocument = false;
if (values.ContainsDistinction)
{
IJSONDocument document = values.Store.GetDocument(kvp.Value, null);
AttributeValue attValue;
validDocument = values.DistinctField.GetAttributeValue(document, out attValue);
wrapper.SortField = attValue;
}
if (validDocument && !resultSet.Contains(wrapper))
{
resultSet.Add(wrapper);
}
}
}
}
foreach (var resultWrapper in resultSet)
{
yield return(resultWrapper.Value);
}
}
}
}
public override IEnumerable <KeyValuePair <AttributeValue, long> > Enumerate(QueryCriteria value)
{
using (IResultSet <ResultWrapper <KeyValuePair <AttributeValue, long> > > resultSet =
new SortedResultSet <ResultWrapper <KeyValuePair <AttributeValue, long> > >())
{
if (_childPredicates != null)
{
foreach (var child in _childPredicates)
{
var terminal = (TerminalPredicate)child;
if (terminal != null)
{
foreach (var kvp in terminal.Enumerate(value))
{
var wrapper = new ResultWrapper <KeyValuePair <AttributeValue, long> >(kvp);
AttributeValue attValue;
if (value.OrderByField.GetAttributeValue(value.Store.GetDocument(kvp.Value, null),
out attValue))
{
wrapper.SortField = attValue;
if (resultSet.Contains(wrapper))
{
ResultWrapper <KeyValuePair <AttributeValue, long> > oldWrapper =
resultSet[wrapper];
ResultWrapperList <KeyValuePair <AttributeValue, long> > list = oldWrapper.ToList();
list.List.Add(kvp);
resultSet[wrapper] = list;
}
else
{
resultSet.Add(wrapper);
}
}
}
}
}
}
foreach (var resultWrapper in resultSet)
{
var list = resultWrapper as ResultWrapperList <KeyValuePair <AttributeValue, long> >;
if (list == null)
{
yield return(resultWrapper.Value);
}
else
{
foreach (var rowId in list.List)
{
yield return(rowId);
}
}
}
}
}
