cdm/src/main/java/ucar/nc2/ft2/simpgeometry/SimpleGeometryReader.java
public GeometryType getGeometryType(String name) {
		Variable geometryVar = ds.findVariable(name);
		if(geometryVar == null) return null;
		
		// CFConvention
		if(ds.findGlobalAttribute(CF.CONVENTIONS) != null)
			if(ucar.nc2.dataset.conv.CF1Convention.getVersion(ds.findGlobalAttribute(CF.CONVENTIONS).getStringValue()) >= 8)
			{
				Attribute geometryTypeAttr = null;
				String geometry_type = null;
				
				geometryTypeAttr = geometryVar.findAttribute(CF.GEOMETRY_TYPE);
				if(geometryTypeAttr == null) return null;
				geometry_type = geometryTypeAttr.getStringValue();
				
				switch(geometry_type)
				{
					case CF.POLYGON:
						return GeometryType.POLYGON;
					case CF.LINE:
						return GeometryType.LINE;
					case CF.POINT:
						return GeometryType.POINT;
					default:
						return null;
				}
			}
		
		return null;
	}
public GeometryType getGeometryType(String name) {
		Variable geometryVar = ds.findVariable(name);
		if(geometryVar == null) return null;
		
		// CFConvention
		if(ds.findGlobalAttribute(CF.CONVENTIONS) != null)
			if(ucar.nc2.dataset.conv.CF1Convention.getVersion(ds.findGlobalAttribute(CF.CONVENTIONS).getStringValue()) >= 8)
			{
				Attribute geometryTypeAttr = null;
				String geometry_type = null;
				
				geometryTypeAttr = geometryVar.findAttribute(CF.GEOMETRY_TYPE);
				if(geometryTypeAttr == null) return null;
				geometry_type = geometryTypeAttr.getStringValue();
				
				switch(geometry_type)
				{
					case CF.POLYGON:
						return GeometryType.POLYGON;
					case CF.LINE:
						return GeometryType.LINE;
					case CF.POINT:
						return GeometryType.POINT;
					default:
						return null;
				}
			}
		
		return null;
	}
Given a variable name, returns the geometry type which that variable is associated with.
If the variable has no simple geometry information, null will be returned.

@param name variable name which will have geometry type be checked
@return Geometry Type if holds geometry information, null if not