# @jc:mb-subscription-control Annotation

This section describes the class attributes supported for the Subscription control.

Syntax

@jc:mb-subscription-control

[channel-name="channel name"]
[xquery="xquery"]

Attributes

channel-name

The name of the Message Broker channel to which the control subscribes. This is a required class-level annotation that cannot be overridden.

xquery

The XQuery expression that is evaluated for each message published to a subscribed channel. Messages that do not satisfy this expression are not dispatched to a subscribing business process. This is an optional class-level annotation that cannot be overridden.

Related Topics

Message Broker Subscription Control