flush method Null safety
Flushes the contents of the file to disk.
Returns a Future<RandomAccessFile> that completes with this
random access file when the flush operation completes.
Implementation
Future<RandomAccessFile> flush();Flushes the contents of the file to disk.
Returns a Future<RandomAccessFile> that completes with this
random access file when the flush operation completes.
Future<RandomAccessFile> flush();