protected internal override bool InitializeRangeForQuery(KEY treeKeyFrom, KEY treeKeyTo, IndexQuery[] predicates)
{
IndexQuery predicate = predicates[0];
switch (predicate.Type())
{
case exists:
treeKeyFrom.initValueAsLowest(ValueGroup.UNKNOWN);
treeKeyTo.initValueAsHighest(ValueGroup.UNKNOWN);
break;
case exact:
IndexQuery.ExactPredicate exactPredicate = (IndexQuery.ExactPredicate)predicate;
treeKeyFrom.from(exactPredicate.Value());
treeKeyTo.from(exactPredicate.Value());
break;
case range:
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.internal.kernel.api.IndexQuery.RangePredicate<?> rangePredicate = (org.neo4j.internal.kernel.api.IndexQuery.RangePredicate<?>) predicate;
IndexQuery.RangePredicate <object> rangePredicate = (IndexQuery.RangePredicate <object>)predicate;
InitFromForRange(rangePredicate, treeKeyFrom);
InitToForRange(rangePredicate, treeKeyTo);
break;
default:
throw new System.ArgumentException("IndexQuery of type " + predicate.Type() + " is not supported.");
}
return(false); // no filtering
}
private static bool IsNumericOrGeometricPredicate(IndexQuery predicate)
{
if (predicate.Type() == IndexQuery.IndexQueryType.exact)
{
IndexQuery.ExactPredicate exactPredicate = (IndexQuery.ExactPredicate)predicate;
return(IsNumberGeometryOrArray(exactPredicate.Value()));
}
else
{
return(predicate.Type() == IndexQuery.IndexQueryType.range && (predicate.ValueGroup() == ValueGroup.NUMBER || predicate.ValueGroup() == ValueGroup.GEOMETRY));
}
}
internal override bool InitializeRangeForQuery(StringIndexKey treeKeyFrom, StringIndexKey treeKeyTo, IndexQuery[] predicates)
{
IndexQuery predicate = predicates[0];
switch (predicate.Type())
{
case exists:
treeKeyFrom.InitValueAsLowest(ValueGroup.TEXT);
treeKeyTo.InitValueAsHighest(ValueGroup.TEXT);
return(false);
case exact:
IndexQuery.ExactPredicate exactPredicate = (IndexQuery.ExactPredicate)predicate;
treeKeyFrom.From(exactPredicate.Value());
treeKeyTo.From(exactPredicate.Value());
return(false);
case range:
//JAVA TO C# CONVERTER WARNING: Java wildcard generics have no direct equivalent in .NET:
//ORIGINAL LINE: org.neo4j.internal.kernel.api.IndexQuery.RangePredicate<?> rangePredicate = (org.neo4j.internal.kernel.api.IndexQuery.RangePredicate<?>)predicate;
IndexQuery.RangePredicate <object> rangePredicate = (IndexQuery.RangePredicate <object>)predicate;
InitFromForRange(rangePredicate, treeKeyFrom);
InitToForRange(rangePredicate, treeKeyTo);
return(false);
case stringPrefix:
StringPrefixPredicate prefixPredicate = ( StringPrefixPredicate )predicate;
treeKeyFrom.InitAsPrefixLow(prefixPredicate.prefix());
treeKeyTo.InitAsPrefixHigh(prefixPredicate.prefix());
return(false);
case stringSuffix:
case stringContains:
treeKeyFrom.InitValueAsLowest(ValueGroup.TEXT);
treeKeyTo.InitValueAsHighest(ValueGroup.TEXT);
return(true);
default:
throw new System.ArgumentException("IndexQuery of type " + predicate.Type() + " is not supported.");
}
}