code: public static Boolean covers(Geometry geomA, Geometry geomB) {
          if(geomA == null||geomB == null){
              return null;
          }
          return geomA.covers(geomB);
      }
docs: Returns true if no point in geometry B is outside geometry A.
  
  @param geomA Geometry A
  @param geomB Geometry B
  @return True if no point in geometry B is outside geometry A