main.java

DTNSim2 is a simulator for Delay-Tolerant Networks (DTNs) written in Java. It is based on Sushant Ja

/**
 * simulator/Main.java
 */
package simulator;

import java.util.ArrayList;

/**
 * 
 */
public class Main
{

	/**
	 * @param args
	 */
	public static void main(String[] args)
	{
		Network net = new Network();
		ArrayList<String> linesToRun = new ArrayList<String>();

		for (int i = 0; i < args.length; ++i)
		{
			if (args[i].length() > 0)
			{
				if (args[i].equals("-run_line") || args[i].equals("-rl") || args[i].equals("-rnl"))
				{
					if (i + 1 == args.length)
					{
						System.err.println("Option '-run_line' needs parameter!");
						System.exit(-1);
					}

					if (args[i].equals("-rnl"))
					{
						linesToRun.add(args[i + 1]);
					}
					else
					{
						if (linesToRun.size() > 0)
						{
							(new InputReader(net, linesToRun, "CMDLINE")).runInput(-1);
							linesToRun.clear();
						}

						linesToRun.add(args[i + 1]);
					}

					++i;

					if (i + 1 == args.length)
					{
						(new InputReader(net, linesToRun, "CMDLINE")).runInput(-1);
						linesToRun.clear();
					}

					continue;
				}

				if (linesToRun.size() > 0)
				{
					(new InputReader(net, linesToRun, "CMDLINE")).runInput(-1);

					linesToRun.clear();
				}

				if (args[i].charAt(0) != '-')
				{
					// Until first line with specified time, all lines in input
					// will be interpreted immediately.
					(new InputReader(net, args[i])).runInput(-1);
				}
				else
				{
					if (args[i].equals("-stdin"))
					{
						(new InputReader(net, System.in, "STDIN")).runInput(-1);
					}
					else if (args[i].equals("-verbose"))
					{
						if (i + 1 == args.length)
						{
							System.err.println("Option '-verbose' needs parameter!");
							System.exit(-1);
						}

						int v = Integer.parseInt(args[i + 1]);

						net.setVerbosityLevel(v);

						++i;
					}
					else
					{
						System.err.println("Unknown option '" + args[i] + "'");
						System.exit(-1);
					}
				}
			}
		}

		net.simulate();
	}
}