Broker 10.5 | webMethods Broker Documentation | webMethods Broker Client C API Programmer's Guide | API Reference | awDoes | awDoesSubscriptionExist
 
awDoesSubscriptionExist
BrokerError awDoesSubscriptionExist(
BrokerClient client,
char *event_type_name,
char *filter,
BrokerBoolean *exists);
client
The Broker client.
event_type_name
The event type name for the subscription.
filter
The event filter string.
exists
On return this is set to 1 (true) if the subscription exists on the Broker, otherwise it is set to 0 (false). This parameter is used for output.
Determines if a subscription with the specified event_type_name and filter exists on the Broker for the client.
Possible BrokerError major codes
Meaning
AW_ERROR_INVALID_CLIENT
The client has been destroyed or disconnected.
AW_ERROR_NULL_PARAM
The parameter event_type_name or exists is NULL.
See also: