code: public static void validateMinimumTables(GeoPackageCore geoPackage) {
  		if (!hasMinimumTables(geoPackage)) {
  			throw new GeoPackageException(
  					"Invalid GeoPackage. Does not contain required tables: "
  							+ SpatialReferenceSystem.TABLE_NAME + " & "
  							+ Contents.TABLE_NAME + ", GeoPackage Name: "
  							+ geoPackage.getName());
  		}
  	}
docs: Validate the GeoPackage has the minimum required tables
  
  @param geoPackage
  GeoPackage