Fix a bug for slimulator port validation.

package com.seagate.kinetic.simulator.internal;

import java.util.logging.Logger;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

import kinetic.client.KineticException;

import kinetic.simulator.KineticSimulator;

public class SimulatorRunner {

	private static final int OK = 0;

	private static final int ERROR = 1;

	private static final int MAX_PORT = 65535;

	private static final int MIN_PORT = 0;

	private static Logger logger = Logger.getLogger(SimulatorRunner.class

			.getName());

			throw new IllegalArgumentException("Port can not be empty");

		}

		Pattern pattern = Pattern

				.compile("^([1-9]|[1-9]\\d{3}|[1-6][0-5][0-5][0-3][0-5])$");

		Matcher matcher = pattern.matcher(port);

		if (!matcher.find()) {

			throw new IllegalArgumentException("Illegal port");

		int portIn;

		try {

            portIn = Integer.parseInt(port);

		} catch (NumberFormatException e) {

		    throw new IllegalArgumentException("Illegal port: " + port);

		}

		if (portIn < MIN_PORT || portIn > MAX_PORT) {

		    throw new IllegalArgumentException("Port out of range: " + port);

		}

	}

	private void validateDbHome(String dbHome){