protected Extensions get ( String extensionName , String tableName , String columnName ) { Extensions extension = null ; try { if ( extensionsDao . isTableExists ( ) ) { extension = extensionsDao . queryByExtension ( extensionName , tableName , columnName ) ; } } catch ( SQLException e ) { throw new GeoPackageException ( "Failed to query for '" + extensionName + "' extension for GeoPackage: " + geoPackage . getName ( ) + ", Table Name: " + tableName + ", Column Name: " + columnName , e ) ; } return extension ; }
Get the extension for the name table name and column name