public final void flush(){
  try {
    for (    final OutputStream outStream : outStreamsMap.values()) {
      try {
        outStream.flush();
      }
 catch (      final IOException e) {
        e.printStackTrace(System.err);
      }
    }
  }
 catch (  final ConcurrentModificationException e) {
    e.printStackTrace(System.err);
  }
}

public final void flush ( ) { try { for ( final OutputStream outStream : outStreamsMap . values ( ) ) { try { outStream . flush ( ) ; } catch ( final IOException e ) { e . printStackTrace ( System . err ) ; } } } catch ( final ConcurrentModificationException e ) { e . printStackTrace ( System . err ) ; } }
flushes all available output streams
