Benchmark start-up and system performance for .Net, Mono, Java, C++ and their respective UI

package JavaPerf;
public class StartupTest {


	public static void main(String[] args) {
		long mainEntryTime = System.currentTimeMillis();//miliseconds since since 1970/1/1
		int result = 0;
		if (args.length > 0)
		{
			//FileTimeUtc adjusted for java epoch
			long fileTimeUtc = Long.parseLong(args[0]);//100 nanoseconds units since 1601/1/1
			long launchTime = fileTimeUtc - 116444736000000000L;//100 nanoseconds units since 1970/1/1
			launchTime /= 10000;//miliseconds since since 1970/1/1
			result = (int)(mainEntryTime - launchTime);
			//System.out.println("startup time " + result+ " ms");
		}
		else
		{
			try
			{

				System.gc();
				System.runFinalization();
				Thread.sleep(5000);
			}
			catch (Exception e)
			{
				e.printStackTrace();
			}

		}
		java.lang.System.exit(result);

	}

}