question: gets whether a data value is null based on a packed byte array containing boolean data concode_field_sep ColumnSerializer defaultSerializer concode_elem_sep ITeiidServerVersion teiidVersion concode_elem_sep byte currentVersion concode_field_sep void writeIsNullData concode_elem_sep void writeIsNullData concode_elem_sep void writeColumn concode_elem_sep List<List<Object>> readBatch concode_elem_sep void writeObject concode_elem_sep boolean usesCache concode_elem_sep DataTypeManagerService getDataTypeManager concode_elem_sep void readIsNullData concode_elem_sep Object readObject concode_elem_sep void writeBatch concode_elem_sep void writeBatch concode_elem_sep void readColumn concode_elem_sep ITeiidServerVersion getTeiidVersion concode_elem_sep BatchSerializer getInstance concode_elem_sep byte getCurrentVersion
target: boolean function ( byte [ ] arg0 , int arg1 ) { return ( arg0 [ arg1 / 8 ] & ( 0x01 << ( 7 - ( arg1 % 8 ) ) ) ) != 0 ; }