protected void Page_Load(object sender, EventArgs e)
{
SqlTrackingQueryOptions options = new SqlTrackingQueryOptions();
options.WorkflowStatus = WorkflowStatus.Running;
SqlTrackingQuery query = new SqlTrackingQuery(ConfigurationManager.ConnectionStrings["workflows"].ConnectionString);
IList<SqlTrackingWorkflowInstance> workflows = query.GetWorkflows(options);
foreach (SqlTrackingWorkflowInstance workflow in workflows)
{
foreach (WorkflowTrackingRecord workflowEvent in workflow.WorkflowEvents)
{
TrackingWorkflowTerminatedEventArgs args = workflowEvent.EventArgs as TrackingWorkflowTerminatedEventArgs;
if (args != null)
{
Response.Write(workflow.WorkflowInstanceId + ": " + args.Exception.Message);
}
}
}
}
internal List<SqlTrackingWorkflowInstance> GetWorkflows(string workflowEvent, DateTime from, DateTime until, TrackingDataItemValue trackingDataItemValue)
{
try
{
List<SqlTrackingWorkflowInstance> queriedWorkflows = new List<SqlTrackingWorkflowInstance>();
SqlTrackingQuery sqlTrackingQuery = new SqlTrackingQuery(connectionString);
SqlTrackingQueryOptions sqlTrackingQueryOptions = new SqlTrackingQueryOptions();
sqlTrackingQueryOptions.StatusMinDateTime = from.ToUniversalTime();
sqlTrackingQueryOptions.StatusMaxDateTime = until.ToUniversalTime();
// If QualifiedName, FieldName, or DataValue is not supplied, we will not query since they are all required to match
if (!((string.Empty == trackingDataItemValue.QualifiedName) || (string.Empty == trackingDataItemValue.FieldName) || ((string.Empty == trackingDataItemValue.DataValue))))
sqlTrackingQueryOptions.TrackingDataItems.Add(trackingDataItemValue);
queriedWorkflows.Clear();
if ("created" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Created;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
else if ("completed" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Completed;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
else if ("running" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Running;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
else if ("suspended" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Suspended;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
else if ("terminated" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Terminated;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
else if (("all" == workflowEvent.ToLower(CultureInfo.InvariantCulture)) || (string.Empty == workflowEvent) || (null == workflowEvent))
{
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Created;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Completed;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Running;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Suspended;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Terminated;
queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
}
return queriedWorkflows;
}
catch (Exception exception)
{
throw new Exception("Exception in GetWorkflows", exception);
}
}
//
// Private Methods
//
private void RefreshData()
{
SqlTrackingQuery query = new SqlTrackingQuery(_connString);
SqlTrackingQueryOptions options = new SqlTrackingQueryOptions();
trackingBindingSource.DataSource = query.GetWorkflows(options);
}
