} else if (elementName.equals(SpatialConstants.advectionCoefficient)){
AdvectionCoefficient ac = new AdvectionCoefficient();
spatialParam.setParamType(ac);
return ac;
} else if (elementName.equals(SpatialConstants.boundaryCondition)){
BoundaryCondition bc = new BoundaryCondition();
spatialParam.setParamType(bc);
return bc;
}
} else if (contextObject instanceof Geometry) {
Geometry geometry = (Geometry) contextObject;