@utilities.arguments_not_none<EOL><INDENT>def match_spatial_coverage_overlap(self, spatial_unit, match):<DEDENT>
raise errors.Unimplemented()<EOL>
Matches assets that overlap or touch the given spatial unit.

        arg:    spatial_unit (osid.mapping.SpatialUnit): the spatial
                unit
        arg:    match (boolean): ``true`` for a positive match,
                ``false`` for a negative match
        raise:  NullArgument - ``spatial_unit`` is ``null``
        raise:  Unsupported - ``spatial_unit`` is not suppoted
        *compliance: mandatory -- This method must be implemented.*