Method safeClose

src/Benchmark.java:174–182

(OutputStream out)

	// safe close helpers

	private static void safeClose(OutputStream out) {
		try {
			if (out != null) {
				out.close();
			}
		} catch (IOException e) {
			// do nothing
		}
	}

	private static void safeClose(FileChannel out) {
		try {