public void openStreams() {
		Iterator<Stream> i = streams.iterator();

		while (i.hasNext()) {
			Stream s = i.next();

			if ( Stream.STREAM_TYPE_DISABLED==s.streamType )
				continue;

			if (stdErr) System.err.printf("# Opening " + s.description + " ...",i);
			if ( s.open() ) {
				if (stdErr) System.err.println(" sucessfully completed.");
			} else {
				if (stdErr) System.err.println(" failed.");
			}
			if (stdErr) System.err.flush();
		}

	}