code: @ExportInstanceMethod
  	public static GeometryIndex create(GeometryIndexService instance, String type, int[] values) {
  		if ("geometry".equalsIgnoreCase(type)) {
  			return instance.create(GeometryIndexType.TYPE_GEOMETRY, values);
  		} else if ("vertex".equalsIgnoreCase(type)) {
  			return instance.create(GeometryIndexType.TYPE_VERTEX, values);
  		} else if ("edge".equalsIgnoreCase(type)) {
  			return instance.create(GeometryIndexType.TYPE_EDGE, values);
  		}
  		return null;
  	}
docs: Create a new geometry index instance.
  
  @param instance
  The index service instance to help you create the index.
  @param type
  The type for the deepest index value.
  @param values
  A list of values for the children to create.
  @return The new index.