protected void flush ( ) throws IOException { if ( this . tempStream != null && this . buffer . position ( ) > 0 ) { final int pos = this . buffer . position ( ) ; this . buffer . rewind ( ) ; this . buffer . limit ( pos ) ; this . tempStream . write ( this . buffer ) ; this . buffer . rewind ( ) ; this . buffer . limit ( this . buffer . capacity ( ) ) ; this . bufferPosition += pos ; } }
Force this writer to write the memory buffer inside the temporary file .