class SdxCapabilities : public FdoIConnectionCapabilities, public FdoISchemaCapabilities, public FdoICommandCapabilities, public FdoIFilterCapabilities, public FdoIExpressionCapabilities, public FdoIRasterCapabilities, public FdoITopologyCapabilities, public FdoIGeometryCapabilities { //------------------------------------------------------- // FdoIConnectionCapabilities implementation //------------------------------------------------------- SDX_API virtual FdoThreadCapability GetThreadCapability() { return FdoThreadCapability_PerConnectionThreaded; } SDX_API virtual bool SupportsLocking() { return false; } SDX_API virtual FdoLockType* GetLockTypes(FdoInt32& size) { size=0; return NULL; } SDX_API virtual bool SupportsTimeout() { return false; } SDX_API virtual bool SupportsTransactions() { return false; } SDX_API virtual bool SupportsLongTransactions() { return false; } SDX_API virtual bool SupportsSQL() { return true; } SDX_API virtual bool SupportsConfiguration() { return false; } SDX_API virtual bool SupportsMultipleSpatialContexts() { return false; } SDX_API virtual bool SupportsCSysWKTFromCSysName() { return false; } SDX_API virtual bool SupportsWrite() { return false; } SDX_API virtual bool SupportsMultiUserWrite() { return false; } SDX_API virtual FdoSpatialContextExtentType* GetSpatialContextTypes(FdoInt32& length) { static FdoSpatialContextExtentType spatialTypes[] = { // FdoSpatialContextExtentType_Static, FdoSpatialContextExtentType_Dynamic }; length = sizeof(spatialTypes) / sizeof(FdoSpatialContextExtentType); return spatialTypes; } SDX_API virtual bool SupportsFlush() { return false; } //------------------------------------------------------- // FdoISchemaCapabilities implementation //------------------------------------------------------- SDX_API virtual bool SupportsInheritance() { return false; } SDX_API virtual bool SupportsMultipleSchemas() { return false; } SDX_API virtual bool SupportsObjectProperties() { return false; } SDX_API virtual bool SupportsAssociationProperties() { return false; } SDX_API virtual bool SupportsSchemaOverrides() { return false; } SDX_API virtual bool SupportsNetworkModel() { return false; } SDX_API virtual bool SupportsAutoIdGeneration() { return true; } SDX_API virtual bool SupportsDataStoreScopeUniqueIdGeneration() { return false; } SDX_API virtual bool SupportsSchemaModification() { return true; } SDX_API virtual bool SupportsInclusiveValueRangeConstraints() { return false; } SDX_API virtual bool SupportsExclusiveValueRangeConstraints() { return false; } SDX_API virtual bool SupportsValueConstraintsList() { return false; } SDX_API virtual bool SupportsNullValueConstraints() { return true; } SDX_API virtual bool SupportsUniqueValueConstraints() { return true; } SDX_API virtual bool SupportsCompositeUniqueValueConstraints() { return false; } SDX_API virtual bool SupportsCompositeId() { return false; } SDX_API virtual bool SupportsDefaultValue() { return false; } SDX_API virtual FdoInt64 GetMaximumDataValueLength(FdoDataType dataType){ return -1; } SDX_API virtual FdoInt32 GetMaximumDecimalPrecision() { return -1; } SDX_API virtual FdoInt32 GetMaximumDecimalScale() { return -1; } SDX_API virtual FdoInt32 GetNameSizeLimit(FdoSchemaElementNameType name){ return -1; } SDX_API virtual FdoString* GetReservedCharactersForName() { return NULL; } SDX_API virtual FdoDataType* GetSupportedAutoGeneratedTypes(FdoInt32& length) { static FdoDataType dataTypes[] = { // FdoDataType_Boolean, // FdoDataType_Byte, // FdoDataType_DateTime, // FdoDataType_Decimal, // FdoDataType_Double, // FdoDataType_Int16, FdoDataType_Int32, FdoDataType_Int64, // FdoDataType_Single, // FdoDataType_String, // FdoDataType_BLOB, // FdoDataType_CLOB, // FdoDataType_UniqueID }; length = sizeof(dataTypes) / sizeof(FdoDataType); return dataTypes; } SDX_API virtual FdoDataType* GetSupportedIdentityPropertyTypes(FdoInt32& length) { static FdoDataType dataTypes[] = { FdoDataType_Boolean, FdoDataType_Byte, FdoDataType_DateTime, FdoDataType_Decimal, FdoDataType_Double, FdoDataType_Int16, FdoDataType_Int32, FdoDataType_Int64, FdoDataType_Single, FdoDataType_String, FdoDataType_BLOB, // FdoDataType_CLOB, // FdoDataType_UniqueID }; length = sizeof(dataTypes) / sizeof(FdoDataType); return dataTypes; } SDX_API virtual FdoClassType* GetClassTypes(FdoInt32& length) { static FdoClassType classTypes[] = { FdoClassType_Class, FdoClassType_FeatureClass }; length = sizeof(classTypes) / sizeof(FdoClassType); return classTypes; } SDX_API virtual FdoDataType* GetDataTypes(FdoInt32& length) { static FdoDataType dataTypes[] = { FdoDataType_Boolean, FdoDataType_Byte, FdoDataType_DateTime, // FdoDataType_Decimal, FdoDataType_Double, FdoDataType_Int16, FdoDataType_Int32, FdoDataType_Int64, FdoDataType_Single, FdoDataType_String, FdoDataType_BLOB, // FdoDataType_CLOB, // FdoDataType_UniqueID }; length = sizeof(dataTypes) / sizeof(FdoDataType); return dataTypes; } //------------------------------------------------------- // FdoICommandCapabilities implementation //------------------------------------------------------- SDX_API virtual FdoInt32* GetCommands(FdoInt32& size) { // read-write commands static const FdoInt32 commandsReadWrite[] = { FdoCommandType_Select, FdoCommandType_Insert, FdoCommandType_Delete, FdoCommandType_Update, FdoCommandType_DescribeSchema, FdoCommandType_ApplySchema, // FdoCommandType_DestroySchema, // FdoCommandType_ActivateSpatialContext, // FdoCommandType_CreateSpatialContext, // FdoCommandType_DestroySpatialContext, FdoCommandType_GetSpatialContexts, // FdoCommandType_CreateMeasureUnit, // FdoCommandType_DestroyMeasureUnit, // FdoCommandType_GetMeasureUnits, FdoCommandType_SQLCommand, // FdoCommandType_AcquireLock, // FdoCommandType_GetLockInfo, // FdoCommandType_GetLockedObjects, // FdoCommandType_GetLockOwners, // FdoCommandType_ReleaseLock, // FdoCommandType_ActivateLongTransaction, // FdoCommandType_CommitLongTransaction, // FdoCommandType_CreateLongTransaction, // FdoCommandType_GetLongTransactions, // FdoCommandType_FreezeLongTransaction, // FdoCommandType_RollbackLongTransaction, // FdoCommandType_ActivateLongTransactionCheckpoint, // FdoCommandType_CreateLongTransactionCheckpoint, // FdoCommandType_GetLongTransactionCheckpoints, // FdoCommandType_RollbackLongTransactionCheckpoint, // FdoCommandType_ChangeLongTransactionPrivileges, // FdoCommandType_GetLongTransactionPrivileges, // FdoCommandType_ChangeLongTransactionSet, // FdoCommandType_GetLongTransactionsInSet, FdoCommandType_SelectAggregates, FdoCommandType_CreateDataStore, // FdoCommandType_DestroyDataStore, }; size = sizeof(commandsReadWrite) / sizeof(FdoCommandType); return (FdoInt32*)commandsReadWrite; } SDX_API virtual bool SupportsParameters() { return false; } //SDX_API virtual bool SupportsTimeout() { return false; } SDX_API virtual bool SupportsSelectExpressions() { return true; } SDX_API virtual bool SupportsSelectFunctions() { return true; } SDX_API virtual bool SupportsSelectDistinct() { return true; } SDX_API virtual bool SupportsSelectOrdering() { return false; } SDX_API virtual bool SupportsSelectGrouping() { return false; } //------------------------------------------------------- // FdoIFilterCapabilities implementation //------------------------------------------------------- SDX_API virtual FdoConditionType* GetConditionTypes(FdoInt32& length) { static FdoConditionType conditionTypes[] = { FdoConditionType_Comparison, FdoConditionType_Like, FdoConditionType_In, FdoConditionType_Null, FdoConditionType_Spatial }; length = sizeof(conditionTypes) / sizeof(FdoConditionType); return conditionTypes; } SDX_API virtual FdoSpatialOperations* GetSpatialOperations(FdoInt32& length) { static FdoSpatialOperations spatialOperations[] = { // FdoSpatialOperations_Contains, // FdoSpatialOperations_Crosses, // FdoSpatialOperations_Disjoint, // FdoSpatialOperations_Equals, // FdoSpatialOperations_Intersects, // FdoSpatialOperations_Overlaps, // FdoSpatialOperations_Touches, // FdoSpatialOperations_Within, // FdoSpatialOperations_CoveredBy, // FdoSpatialOperations_Inside, FdoSpatialOperations_EnvelopeIntersects }; length = sizeof(spatialOperations) / sizeof(FdoSpatialOperations); return spatialOperations; } SDX_API virtual FdoDistanceOperations* GetDistanceOperations(FdoInt32& length) { // static FdoDistanceOperations distanceOperations[] = // { // FdoDistanceOperations_Beyond, // FdoDistanceOperations_Within // }; // length = sizeof(distanceOperations) / sizeof(FdoDistanceOperations); // return distanceOperations; // currently no support length = 0; return NULL; } SDX_API virtual bool SupportsGeodesicDistance() { return false; } SDX_API virtual bool SupportsNonLiteralGeometricOperations() { return false; } //------------------------------------------------------- // FdoIExpressionCapabilities implementation //------------------------------------------------------- SDX_API virtual FdoExpressionType* GetExpressionTypes(FdoInt32& length) { static FdoExpressionType expressionTypes[] = { FdoExpressionType_Basic, FdoExpressionType_Function, // FdoExpressionType_Parameter }; length = sizeof(expressionTypes) / sizeof(FdoExpressionType); return expressionTypes; } SDX_API virtual FdoFunctionDefinitionCollection* GetFunctions() { FdoFunctionDefinitionCollection* ret = FdoFunctionDefinitionCollection::Create (); // Add well-known functions we support to the list: FdoPtr wellKnownFunctions = GetWellKnownFunctions(); FdoPtr wellKnownFunction; wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_COUNT); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_MIN); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_AVG); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_MAX); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_SUM); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_CONCAT); ret->Add(wellKnownFunction); wellKnownFunction = wellKnownFunctions->GetItem( FDO_FUNCTION_SPATIALEXTENTS); ret->Add(wellKnownFunction); // Add NOT-well-known functions we support to the list: return ret; } //------------------------------------------------------- // FdoIRasterCapabilities implementation //------------------------------------------------------- SDX_API virtual bool SupportsRaster () { return false; } SDX_API virtual bool SupportsStitching () { return false; } SDX_API virtual bool SupportsSubsampling () { return false; } SDX_API virtual bool SupportsDataModel (FdoRasterDataModel* model) { return false; } //------------------------------------------------------- // FdoITopologyCapabilities implementation //------------------------------------------------------- SDX_API virtual bool SupportsTopology() { return false; } SDX_API virtual bool SupportsTopologicalHierarchy() { return false; } SDX_API virtual bool BreaksCurveCrossingsAutomatically() { return false; } SDX_API virtual bool ActivatesTopologyByArea() { return false; } SDX_API virtual bool ConstrainsFeatureMovements() { return false; } //------------------------------------------------------- // FdoIGeometryCapabilities implementation //------------------------------------------------------- SDX_API virtual FdoGeometryType* GetGeometryTypes( FdoInt32& length) { static FdoGeometryType geomTypes[] = { FdoGeometryType_Point, FdoGeometryType_LineString, FdoGeometryType_Polygon, FdoGeometryType_MultiPoint, FdoGeometryType_MultiLineString, FdoGeometryType_MultiPolygon, FdoGeometryType_MultiGeometry, FdoGeometryType_CurveString, FdoGeometryType_CurvePolygon, FdoGeometryType_MultiCurveString, FdoGeometryType_MultiCurvePolygon }; length = sizeof(geomTypes) / sizeof(FdoGeometryType); return geomTypes; } SDX_API virtual FdoGeometryComponentType* GetGeometryComponentTypes( FdoInt32& length ) { static FdoGeometryComponentType compTypes[] = { FdoGeometryComponentType_LinearRing, FdoGeometryComponentType_CircularArcSegment, FdoGeometryComponentType_LineStringSegment, FdoGeometryComponentType_Ring }; length = sizeof(compTypes) / sizeof(FdoGeometryComponentType); return compTypes; } SDX_API virtual FdoInt32 GetDimensionalities() { return FdoDimensionality_XY | FdoDimensionality_Z | FdoDimensionality_M; } //---------------------------------------------------------------------- // Bookkeeping code //---------------------------------------------------------------------- public: SdxCapabilities() : m_refCount(1) {} SDX_API virtual void Dispose() { delete this; } SDX_API virtual FdoInt32 AddRef() { return ++m_refCount; } SDX_API virtual FdoInt32 Release() { if (0 == --m_refCount ) Dispose(); return m_refCount; } SDX_API virtual FdoInt32 GetRefCount() { return m_refCount; } private: int m_refCount; };