/// <param name="c">Customer</param>
/// <param name="flights">array of flight names</param>
/// <param name="location">room location if room is true</param>
/// <param name="car">true if request is for a car</param>
/// <param name="room">true if request is for a room</param>
/// <returns>price of reservation</returns>
public bool ReserveItinerary(TP.Customer c, string[] flights, string location, bool car, bool room)
{
TP.Transaction tid = TransactionManager.Start();
try
{
if (car)
{
bool result = Cars.Reserve(tid, c, RID.forCar(location));
if (!result)
{
throw new InvalidOperationException();
}
}
if (room)
{
bool result = Rooms.Reserve(tid, c, RID.forRoom(location));
if (!result)
{
throw new InvalidOperationException();
}
}
foreach (string flight in flights)
{
bool result = Flights.Reserve(tid, c, RID.forFlight(flight));
if (!result)
{
throw new InvalidOperationException();
}
}
Commit(tid);
}
catch (AbortTransationException)
{
Abort(tid);
return(false);
}
catch (ArgumentException)
{
Abort(tid);
return(false);
}
catch (DeadLockDetected)
{
Abort(tid);
return(false);
}
catch (InvalidOperationException)
{
Abort(tid);
return(false);
}
catch (Exception e)
{
Abort(tid);
throw e;
}
return(true);
}
/// <summary>
/* WC runs as a separate process looping forever,
* waiting for the calls from other processes */
/// </summary>
static void Main(string[] args)
{
WCParser parser = new WCParser();
if (!parser.Parse(args))
{
return;
}
//string rmFlightsURL = parser["f"];
//string rmRoomsURL = parser["r"];
//string rmCarsURL = parser["c"];
string tmPort = parser["tmp"];
string tmServer = parser["tms"];
string tmURL = tmServer + ":" + tmPort + "/TM.soap";
while (TransactionManager == null)
{
try
{
TransactionManager = (TP.TM)Activator.GetObject(typeof(TP.TM), tmServer + ":" + tmPort + "/TM.soap");
Transaction tid = TransactionManager.Start();
TransactionManager.Abort(tid);
}
catch (RemotingException)
{
TransactionManager = null;
Console.WriteLine("Waiting 1 second for Transaction Manager \"{0}\"", tmURL);
System.Threading.Thread.Sleep(1000);
}
}
Console.WriteLine("Transaction Manager retrieved at {0}", tmURL);
while (Flights == null || Rooms == null || Cars == null)
{
if (Flights == null)
{
Flights = TransactionManager.GetResourceMananger("flight");
}
if (Rooms == null)
{
Rooms = TransactionManager.GetResourceMananger("room");
}
if (Cars == null)
{
Cars = TransactionManager.GetResourceMananger("car");
}
}
if (Flights != null)
{
Console.WriteLine("Got RM with the name:" + Flights.GetName());
}
if (Rooms != null)
{
Console.WriteLine("Got RM with the name:" + Rooms.GetName());
}
if (Cars != null)
{
Console.WriteLine("Got RM with the name:" + Cars.GetName());
}
HttpChannel httpChannel = new HttpChannel(Int32.Parse(parser["p"]));
System.Runtime.Remoting.Channels.ChannelServices.RegisterChannel(httpChannel, false);
System.Runtime.Remoting.RemotingConfiguration.RegisterWellKnownServiceType
(Type.GetType("MyWC.MyWC") // Assembly name
, "WC.soap" // URI
, System.Runtime.Remoting.WellKnownObjectMode.Singleton // Instancing mode
);
Console.WriteLine("Staring Workflow Controller on port {0}", parser["p"]);
while (true)
{
System.Threading.Thread.Sleep(100000);
}
}
/// <summary>
/* WC runs as a separate process looping forever,
waiting for the calls from other processes */
/// </summary>
static void Main(string[] args)
{
WCParser parser = new WCParser();
if (!parser.Parse(args))
{
return;
}
//string rmFlightsURL = parser["f"];
//string rmRoomsURL = parser["r"];
//string rmCarsURL = parser["c"];
string tmPort = parser["tmp"];
string tmServer = parser["tms"];
tmURL = tmServer + ":" + tmPort + "/TM.soap";
while (TransactionManager == null)
{
try
{
TransactionManager = (TP.TM)Activator.GetObject(typeof(TP.TM), tmServer + ":" + tmPort + "/TM.soap");
Transaction tid = TransactionManager.Start();
TransactionManager.Abort(tid);
}
catch (RemotingException e)
{
TransactionManager = null;
Console.WriteLine("Waiting 1 second for Transaction Manager \"{0}\"", tmURL);
System.Threading.Thread.Sleep(1000);
}
}
Console.WriteLine("Transaction Manager retrieved at {0}:{1}", tmURL, tmPort);
while (Flights == null || Rooms == null || Cars == null)
{
if (Flights == null)
Flights = TransactionManager.GetResourceMananger("flight");
if (Rooms == null)
Rooms = TransactionManager.GetResourceMananger("room");
if (Cars == null)
Cars = TransactionManager.GetResourceMananger("car");
}
if (Flights != null)
Console.WriteLine("Get RM with the name:" + Flights.GetName());
if (Rooms != null)
Console.WriteLine("Get RM with the name:" + Rooms.GetName());
if (Cars != null)
Console.WriteLine("Get RM with the name:" + Cars.GetName());
HttpChannel httpChannel = new HttpChannel(Int32.Parse(parser["p"]));
System.Runtime.Remoting.Channels.ChannelServices.RegisterChannel(httpChannel, false);
RemotingConfiguration.RegisterWellKnownServiceType
(Type.GetType("MyWC.MyWC") // Assembly name
, "WC.soap" // URI
, System.Runtime.Remoting.WellKnownObjectMode.Singleton // Instancing mode
);
Console.WriteLine("Starting Workflow Controller on port {0}", parser["p"]);
while (true)
{
System.Threading.Thread.Sleep(1000);
try
{
TransactionManager.Ping();
}
catch(WebException)
{
TransactionManager = null;
ReconnectToTM();
}
}
}
