create the right appender based on spark configuration concode_field_sep PlaceHolder placeHolder concode_field_sep void appendStreamToFile concode_elem_sep boolean stopped concode_elem_sep void openFile concode_elem_sep void closeFile concode_elem_sep java.lang.Thread writingThread concode_elem_sep void stop concode_elem_sep void appendToFile concode_elem_sep void awaitTermination concode_elem_sep java.io.FileOutputStream outputStream concode_elem_sep boolean markedForStop
org . apache . spark . util . logging . FileAppender function ( java . io . InputStream arg0 , java . io . File arg1 , org . apache . spark . SparkConf arg2 ) { throw new RuntimeException ( ) ; }