|
This seems to be more complicated than I first guessed. I have a workflow that needs to kick off another workflow in the code. How is this done? Do I have to get a reference to the current workflow instance's WorkflowRuntime first?
Started by Chris on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
A service which is called from the parent workflow), you will in one way or another get hold in the service interface, and have the workflow host attach a listener to that event when the service is added that the new....
|
|
The workflow is being published as a wcf service, and I need to guarantee that workflows execute sequentially. Is there a way--in code or in the config--to guarantee the runtime doesn't launch two workflows concurrently?
Started by Brian on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Hence the workflow that an instance of this workflow is ....
If found, cancel though that its the responsibility of the work flow itself to control flow .
You probably will need to check at workflow start for another running instance.
|
|
Normally, the method of passing workflow parameters to the workflow happens in the call to RunWorkflow. However, with the WorkflowServiceHost, there is no such method call involved. You simply call the Open() method on the instance. Any ideas?
Of course...
Started by dpurrington on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
However, if a ReceiveActivity....
If the workflow is started by the host, parameters can be passed.
So far, I've determined it is possible under some circumstances .
Of that contract represent the parameters you are going to use within the workflow.
|
Ask your Facebook Friends
|
I'm building a workflow app to investigate the technology. I can't decide whether to go for a web service (and a technology with which I'm basically familiar) with WebServiceInputActivity's or WCF and ReceiveActivity's (and a new technology that I'll ...
Started by serialhobbyist on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
A WCF service using basicHttpBinding is exactly like an old ASMX service.
Provides a unified framework for rapidly building service-oriented applications that makes it easy to make web services.
|
|
Hello all. Thanks for the help, in advance.
Solution
-- WorkflowProject
-- Workflow1
-- Workflow2
-- WebProject (WAP)
-- App_Data
-- MyDatabase.vdb3
-- MyWebService.asmx
-- Web.Config
Ok, so.. that's the basic "outline" of the project. The database...
Started by Initri on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Here's the solution that I ended up finding ....
I wasn't able to get VirtualPathUtility to work.
You should take a look at " VirtualPathUtility "
substitute the result of:
VirtualPathUtility.ToAbsolute("~/App_Data/db.vdb3");
into your connection string .
|
|
I'm using Windows WF right now for a simple way to state machines. In fact, I'm not even using a state machine, I'm using a sequential workflow. Eventually, I will ditch WF in favor of something else, but since I already have the code working, I need ...
Started by Dave on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
I didn'....
There is a sample (may not be complete, not sure) of a workflow persistence service workflow: http://msdn.microsoft.com/en-us/library/ms735722(VS.85).aspx
In the link, it mentions changing your app.config.
service.
|
|
This seems like an elementary question, but I can't find the answer anywhere:
I have several different types of long-running state machine workflows that I am working with across multiple host applications with a central database. I am using the SqlWorkflowPersistenceService...
Started by Ben Rice on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
The second option is to use workflow tracing:
var trackingQuery = new(runningWorkflow.WorkflowType); }
The advantage....
The drawback of having to load all workflow instances into memory and you are responsible for removing them from memory.
|
|
I am writing a custom Windows Workflow Foundation activity, that starts some process asynchronously, and then should wake up when an async event arrives.
All the samples I’ve found (e.g. this one by Kirk Evans ) involve a custom workflow service, that...
Started by Michael on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
And while this might feel like dividing the code into two places it ... .
If you create long running a catch 22 :-(
The proper way to do this is using an external service.
There is a potential problem here with regard to workflow persistence.
|
|
I'm working with a state machine workflow and using the ExternalDataExchange service to handle events in the host and get data into the workflow via eventargs.
However, now I need to get data out of the workflow and I'm having difficulties.
The outputparameters...
Started by Chris Stavropoulos on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
I've attached the service implementation or less the same as....
This service allows my to the application itself once the Workflow method returns.
I ended up creating a new service and adding it to the workflow runtime.
|
|
How can I differentiate a Workflow system from a normal application that automates some work? Are there any specific feature a system must have to be categorized as a workflow system?
Started by lucachaco on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
If your applications are set up as a service-oriented architecture the workflow systemWorkflow systems manage objects (often logically or actual electronic replacements for documents consider the application a workflow....
For workflows.
|
