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FAQ: Comms Suite ENS and JMQ Event Notification Services (Doc ID 1421043.1)

Last updated on MARCH 01, 2019

Applies to:

Oracle Communications Calendar Server - Version 6.0 and later
Oracle Communications Messaging Server - Version 5.2.0 and later
Information in this document applies to any platform.

Purpose

Frequently Asked Questions about Event Notification APIs.

This article is about the facility for Messaging Server and Calendar Server to generate (publish) events which can be received (consumed) by a customer-written application.  For example, if you want to have some external program notified when users delete email, you could enable the DeleteMsg event.

For information about the different topic of email notification messages, see FAQ About Notification Messages, DSNs, MDNs (Doc ID 1310470.1).

Questions and Answers

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In this Document
Purpose
Questions and Answers
 JMQ vs ENS
 What does IMAP IDLE have to do with Event Notification?
 Where can I find the documentation about Event Notification Services?
 Where can I find a list of events which can be published by Messaging Server?
 Where can I find a list of events which can be published by Calendar Server?
 What do all these Messaging Server configutil options mean?
 Notification Plugin Libraries and Instances
 Creating Notification Plugin Instances
 Setting parameters on an instance
 How we know where to find the notification service server?
 Creating a separate ENS instance
 Should I run a separate enpd process?
 What events should be sent to the notification service?
 Obsolete or commonly mistaken configutil option names or doc errors
 What log messages are produced when a Messaging Server process starts or stops?
 Will my ENS subscriber program automatically reconnect if enpd is restarted?
 The ENS API header file does not match the API / my ENS program does not compile
 Should customers keep on using ENS for customer's notification Java application (and use old, not maintained ens.jar) or move to JMS (which is rather new in MS7)?
Also IMAP IDLE is configured by default and is only supported/works with ENS rather than JMQ.
 Interaction between notification services and the message types feature
 TERMINOLOGY:
References

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