| Class | Description | 
|---|---|
| SpatialExpressionFactory | 
 This class is used to construct expressions that use Oracle Spatial operators
 
 
 ExpressionBuilder builder = new ExpressionBuilder();
 Expression withinDistance = SpatialExpressions.withinDistance(myJGeometry1, myJGeometry2, "DISTANCE=10");
 session.readAllObjects(GeometryHolder.class, withinDistance);
  
 | 
| SpatialParameters | 
 PUBLIC:
 A utility class used to set parameters on spatial operators within TopLink's
 expression framework. 
 | 
| Enum | Description | 
|---|---|
| SpatialParameters.Mask | |
| SpatialParameters.QueryType | |
| SpatialParameters.Units |