Post Message
- 05 Jan 2023
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Post Message
- Updated on 05 Jan 2023
- 1 Minute to read
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Article Summary
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Step Details | |
| Introduced in Version | 3.0.0 |
| Last Modified in Version | 8.0.0 |
| Location | Integration > Message Queues |
The Post Message Step sends a message to the selected queue defined on the SETTINGS for the step. The Queue Name can be selected from the drop-down menu, or provided as part of a Message Queue Handler Flow. The message will be sent as a list of encoded bytes.
Inputs
| Property | Description | Data Type |
|---|---|---|
| Always Override ID (Even if Null or Empty) | If enabled, the sent message ID will always be overwritten, even if no value is sent. | Boolean |
| Message Body | The body of the message. The message body will be a list of encoded bytes sent to the queue | List of Byte |
| Override Message Id | The defined value used when overriding the message ID | String |
Outputs
| Property | Description | Data Type |
|---|---|---|
| Message Id | The message ID returned for tracking purposes in the queue | --- |
Settings
| Property | Description | Data Type |
|---|---|---|
| Queue Name | The name of the selected Queue | String |
| Get Queue From Flow | Retrieves the queue name from the Flow. | String |
Example Inputs and Outputs
| Always Override Id (Even if Null or Empty) | Message Body | Override Message Id | Output |
|---|---|---|---|
| False | YWJjDQpkZWYNCmdoaSAgIA0Kamts | False | Message Id: 08dadf96-196b-42aa-c360-f149cc047f0d |
| False | YWJjDQpkZWYNCmdoaSAgIA0Kamts | ABC123 | Message Id: ABC123 |
| True | YWJjDQpkZWYNCmdoaSAgIA0Kamts | NULL | Message Id: NULL |
Common Errors
Missing Queue selection
If a message queue is not selected under the SETTINGS category for the step, the step will throw an error. Ensure that a queue has been selected before running the step.
Exception Stack Trace: DecisionsFramework.Design.Flow.ErrorRunningFlowStep: Error running step Post Message 1[PostMessage] in flow [Testing]: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object.
at DecisionsFramework.Data.Messaging.MessageServerEndpoint.GetQueueByName(String queueName)
at DecisionsFramework.Data.Messaging.MessagingService.GetQueueByName(String queueName)
at DecisionsFramework.Data.Messaging.BaseMessagingStep.GetQueue(StepStartData stepData)
at DecisionsFramework.Data.Messaging.PostMessage.Run(StepStartData data)
at DecisionsFramework.Design.Flow.FlowStep.RunStepInternal(String flowTrackingID, String stepTrackingID, KeyValuePairDataStructure[] stepRunDataValues, AbstractFlowTrackingData trackingData)
at DecisionsFramework.Design.Flow.FlowStep.Start(String flowTrackingID, String stepTrackingID, FlowStateData data, AbstractFlowTrackingData trackingData, RunningStepData currentStepData)
--- End of inner exception stack trace ---
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