Visualizza wikitesto di MB - Message Bus

= Message Bus =
MB (Message Bus) is a service module used for:
# Manage itmSUITE messages distribution
# Plan scheduled task

=== Message Distribution ===
MB expose a subscription service: each modules could be optionally configured to subscribe to any Message Type.

A typical way to configure MB is:
# EEM shall be configured to subscribe "Get mail" scheduled message
# EEM shall be configured to propagate received data (mail of external Messages) to MB
# PMSM shall be configured to subscribe "External Message"
# PMSM shall be configured to manage incoming External Messages: the Action Engine shall be used for this purpose.

=== Schedule Task ===
MB can generate itself itmSUITE Message.
The generation of these Messages is scheduled in Message Scheduler Management

{| class="wikitable"
! Field !! Meaning !! Comments
|-
|<u>Name</u>||Task name||
|-
|<u>Description</u>||Task description||
|-
|<u>Max Delivery Attempts</u>||The max tentative executed by MB to deliver an itmSUITE Message before give up||
|-
|<u>Allow Multiple</u>||||
|-
|<u>Message Publisher</u>||MB simulates the defined Publisher||
|-
|<u>Priority</u>||Message processing priority||
|-
|<u>Message Collaborator</u>||This is a Filter for field Message Type||
|-
|<u>Message Type</u>||Allowed Message Types for selected Message Collaborator||
|}