public void abortDataTransfers() {
        while(!dataConnections.isEmpty()) {
            Socket socket = dataConnections.poll();
            if(socket != null) Utils.closeQuietly(socket);
        }
    }
public void abortDataTransfers ( ) { while ( ! dataConnections . isEmpty ( ) ) { Socket socket = dataConnections . poll ( ) ; if ( socket != null ) Utils . closeQuietly ( socket ) ; } }
Aborts all data transfers