Service that can run in command line

ServiceCommandLine_Program.cs

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        static void Main(string[] args)
        {
            if (System.Environment.UserInteractive)
            {
                if (args.Length > 0)
                {
                    switch (args[0])
                    {
                        case "-install":
                            {
                                ManagedInstallerClass.InstallHelper(new string[] { 
                                    Assembly.GetExecutingAssembly().Location 
                                });

                                break;
                            }
                        case "-uninstall":
                            {
                                ManagedInstallerClass.InstallHelper(new string[] { "/u", 
                                  Assembly.GetExecutingAssembly().Location 
                                });

                                break;
                            }
                    }
                }
                else
                {
                    // just run the action as a once off if this was invoked User Interactive 
                    // (ServiceAction is just a class that implements whatever the service should do to abstract the 
                    // actual action from the guts of the service lifecycle.  ie the service plumbing code)
                    (new ServiceAction()).PerformAction();                    
                }
            }
            else
            {
                var servicesToRun = new ServiceBase[] { new WhateverService() };
                ServiceBase.Run(servicesToRun);
            }
        }