private static void LoadMOdules()
{
try
{
AppDomain.CurrentDomain.AssemblyResolve += (sender, args) =>
{
var location = Path.Combine(AppDomain.CurrentDomain.RelativeSearchPath,
args.Name.Split(',')[0] + ".dll");
if (File.Exists(location))
{
var assembly = Assembly.LoadFrom(location);
return(assembly);
}
return(null);
};
ReflectionHelper.GetImportedModules(out LoadedModuleTypes, out LoadedContextTypes);
//foreach (var loadedModuleType in LoadedModuleTypes)
//{
// var loadedModule = (ModuleBase)Activator.CreateInstance(loadedModuleType);
// Modules.Insert(0, loadedModule);
//}
}
catch (Exception exception)
{
Trace.WriteLine($"Unable to load modules: {exception}");
}
}
protected override void OnStart(string[] args)
{
if (server == null)
{
ServerApplication serverApplication;
try
{
serverApplication = new ServerApplication();
}
catch (Exception)
{
throw new Exception("Error i creating server application.");
}
try
{
serverApplication.ApplicationName = "Tralus.Shell.WorkflowService";
// The service can only manage workflows for those business classes that are contained in Modules specified by the serverApplication.Modules collection.
// So, do not forget to add the required Modules to this collection via the serverApplication.Modules.Add method.
serverApplication.Modules.BeginInit();
var workflowModule = new WorkflowModule();
workflowModule.RunningWorkflowInstanceInfoType = typeof(DevExpress.ExpressApp.Workflow.EF.EFRunningWorkflowInstanceInfo);
workflowModule.StartWorkflowRequestType = typeof(DevExpress.ExpressApp.Workflow.EF.EFStartWorkflowRequest);
workflowModule.UserActivityVersionType = typeof(DevExpress.ExpressApp.Workflow.Versioning.EFUserActivityVersion);
workflowModule.WorkflowControlCommandRequestType = typeof(DevExpress.ExpressApp.Workflow.EF.EFWorkflowInstanceControlCommandRequest);
workflowModule.WorkflowDefinitionType = typeof(DevExpress.ExpressApp.Workflow.EF.EFWorkflowDefinition);
workflowModule.WorkflowInstanceKeyType = typeof(DevExpress.Workflow.EF.EFInstanceKey);
workflowModule.WorkflowInstanceType = typeof(DevExpress.Workflow.EF.EFWorkflowInstance);
serverApplication.Modules.Add(workflowModule);
serverApplication.Modules.Add(new ShellModule());
}
catch (Exception ex)
{
throw new Exception("Error in creating server", ex);
}
try
{
IEnumerable <Type> loadedModuleTypes;
ReflectionHelper.GetImportedModules(out loadedModuleTypes, out _loadedContextTypes);
foreach (var loadedModuleType in loadedModuleTypes)
{
var loadedModule = (ModuleBase)Activator.CreateInstance(loadedModuleType);
serverApplication.Modules.Insert(0, loadedModule);
}
}
catch (Exception ex)
{
throw new Exception("Error in loading modules", ex);
}
try
{
if (ConfigurationManager.ConnectionStrings["Default"] != null)
{
serverApplication.ConnectionString = ConfigurationManager.ConnectionStrings["Default"].ConnectionString;
}
serverApplication.Setup();
serverApplication.Logon();
}
catch (Exception ex)
{
throw new Exception("Error in setting up.", ex);
}
try
{
IObjectSpaceProvider objectSpaceProvider = serverApplication.ObjectSpaceProvider;
//WorkflowCreationKnownTypesProvider.AddKnownType(typeof(DevExpress.Xpo.Helpers.IdList));
try
{
server = new WorkflowServer("http://localhost:46232", objectSpaceProvider, objectSpaceProvider);
}
catch (Exception e)
{
throw new Exception("Error in creating WorkflowServer.", e);
}
try
{
server.StartWorkflowListenerService.DelayPeriod = TimeSpan.FromSeconds(15);
server.StartWorkflowByRequestService.DelayPeriod = TimeSpan.FromSeconds(15);
server.RefreshWorkflowDefinitionsService.DelayPeriod = TimeSpan.FromMinutes(15);
}
catch (Exception e)
{
throw new Exception(
$"Error in configuring WorkflowServer. Server={server}, StartWorkflowListenerService={server.StartWorkflowListenerService}, StartWorkflowByRequestService={server.StartWorkflowByRequestService}, RefreshWorkflowDefinitionsService={server.RefreshWorkflowDefinitionsService}", e);
}
server.CustomizeHost += delegate(object sender, CustomizeHostEventArgs e)
{
e.WorkflowInstanceStoreBehavior.WorkflowInstanceStore.RunnableInstancesDetectionPeriod = TimeSpan.FromSeconds(15);
};
server.CustomHandleException += delegate(object sender, CustomHandleServiceExceptionEventArgs e)
{
Tracing.Tracer.LogError(e.Exception);
e.Handled = false;
};
}
catch (Exception ex)
{
throw new Exception("Error in configuring server", ex);
}
}
try
{
server.Start();
}
catch (Exception ex)
{
throw new Exception("Error in starting server", ex);
}
}
