protected override int ExecuteCore(IRow row, int tableIndex)
{
if (_queryFilter == null)
{
InitFilter();
Assert.NotNull(_queryFilter, "_queryFilter");
}
if (_relevantRelationCondition == null)
{
_relevantRelationCondition =
new RelevantRelationCondition(_relevantRelationConditionSql,
GetSqlCaseSensitivity());
}
var feature = (IFeature)row;
if (_crossTileFeatureState.IsFeatureKnownOK(tableIndex, feature.OID))
{
return(NoError);
}
IGeometry shape = feature.Shape;
int startTableIndex = IgnoreUndirected
? tableIndex
: 0;
bool anyTouching = false;
for (int relatedTableIndex = startTableIndex;
relatedTableIndex < _totalClassesCount;
relatedTableIndex++)
{
foreach (IFeature relatedFeature in GetRelatedFeatures(shape, relatedTableIndex))
{
if (!_relevantRelationCondition.IsFulfilled(row, tableIndex,
relatedFeature, relatedTableIndex))
{
continue;
}
// a relevant touching feature is found -> correct
anyTouching = true;
_crossTileFeatureState.FlagFeatureAsOK(tableIndex, feature);
// the related feature is now also known to be correct
_crossTileFeatureState.FlagFeatureAsOK(relatedTableIndex, relatedFeature);
}
}
if (!anyTouching)
{
// could be an error; but maybe there's a touching feature in a later tile
PendingFeature pendingFeature;
_crossTileFeatureState.FlagFeatureAsSuspicious(tableIndex, feature,
out pendingFeature);
}
return(NoError);
}
protected sealed override int ExecuteCore(IRow row, int tableIndex)
{
if (_queryFilter == null)
{
InitFilter();
Assert.NotNull(_queryFilter, "_queryFilter");
}
if (_relevantRelationCondition == null)
{
_relevantRelationCondition =
new RelevantRelationCondition(_relevantRelationConditionSql,
GetSqlCaseSensitivity());
}
if (tableIndex >= _firstOtherClassIndex)
{
// it's a row from the other feature classes, ignore
return(NoError);
}
var feature = (IFeature)row;
if (CrossTileFeatureState.IsFeatureKnownOK(tableIndex, feature.OID))
{
return(NoError);
}
IGeometry shape = feature.Shape;
bool searchGeometryIsExpanded;
IGeometry searchGeometry = GetSearchGeometry(feature, tableIndex,
out searchGeometryIsExpanded);
var anyRelated = false;
if (searchGeometry != null && !searchGeometry.IsEmpty)
{
for (int relatedTableIndex = _firstOtherClassIndex;
relatedTableIndex < _totalClassesCount;
relatedTableIndex++)
{
foreach (IFeature relatedFeature in
GetRelatedFeatures(searchGeometry, relatedTableIndex,
feature.Shape))
{
if (relatedFeature == feature)
{
continue; // same feature instance
}
if (relatedFeature.OID == feature.OID &&
relatedFeature.Table == feature.Table)
{
continue; // same feature
}
if (!_relevantRelationCondition.IsFulfilled(row, tableIndex,
relatedFeature,
relatedTableIndex))
{
continue; // the pair does not fulfill the condition
}
// this check can be expensive, so do this after the condition check
if (!IsValidRelation(shape, relatedFeature))
{
continue;
}
// a relevant related feature is found -> correct
anyRelated = true;
CrossTileFeatureState.FlagFeatureAsOK(tableIndex, feature);
}
}
}
if (!anyRelated)
{
// could be an error; but maybe there's a related feature in a later tile
FlagFeatureAsSuspicious(tableIndex, feature);
}
return(NoError);
}
