code: public static JinxConstants.GeoContext flickrContextIdToGeoContext(int contextId) {
          JinxConstants.GeoContext ret;
          switch (contextId) {
              case 0:
                  ret = JinxConstants.GeoContext.not_defined;
                  break;
              case 1:
                  ret = JinxConstants.GeoContext.indoors;
                  break;
              case 2:
                  ret = JinxConstants.GeoContext.outdoors;
                  break;
              default:
                  ret = null;
                  break;
          }
          return ret;
      }
docs: Convert a Flickr geo context id to the corresponding {@link net.jeremybrooks.jinx.JinxConstants.GeoContext} enum.
  
  @param contextId Flickr geo context id to convert.
  @return corresponding GeoContext enum, or null if the parameter is not a valid Flickr geo context id.