Thursday, 3 August 2017
IBM BPM and IBM ODM Rules - I continue to learn ...
Following my earlier post: -
I'm continuing to tinker with IBM BPM, specifically using the web-based Process Designer, to integrate with a very simple Decision Service, called, of course, Hello World.
For the record, I'm using IBM BPM on Cloud ( a SaaS offering ) against ODM Rules on Bluemix ( a PaaS offering ).
Having created an External Service, using the YAML that I exported from the Decision Server ( as per the previous post ), I've then created a Service Flow, into which I've dragged the External Service.
I've then bound the External Service to the Service Flow: -
note that I've specified the Operation.
This time around, rather than manually creating Variables within the Service Flow, I chose to have Process Designer do it for me, via the Auto-Map function
This is with what I ended up: -
However, when I tested the Service Flow by hitting the Play button: -
I saw this: -
CWTBG0019E: Unexpected exception during execution. Exception information: 'com.lombardisoftware.component.common.workflow.WorkflowProcessItemException: CWXSD1028E: The operation callDecisionServiceOperation with HTTP method POST returned an unexpected response status code 500 with response message Internal Server Error'.
So I then tried the Debug button instead:
and saw this: -
which is where I realised the error of my ways ….
Note that the Request, which has two parts, as per the downstream Decision Service, is EMPTY.
Can you say "Doofus" ? I bet you can ….
Once I added a default ( this is for testing, after all ) value: -
it just worked, returning: -
Now to create my Coaches, Templates and Coach Views …...
Yay, VMware Fusion and macOS Big Sur - no longer "NAT good friends" - forgive the double negative and the terrible pun ...
After macOS 11 Big Sur was released in 2020, VMware updated their Fusion product to v12 and, sadly, managed to break Network Address Trans...
I've just spent ~1 hour trying to get a pair of Powerline adapters to .... pair. This involved pressing a "Pair" button on one...
I hit a wee snag earlier today, whilst attempting to unpack some IBM software on my NAS. Being a command-line junkie, I'd SSH'd into...
After an unscheduled reboot of the VMs that host my K8s cluster, I was struggling to work out why the kubelet wasn't starting properly...