PTDiffusionTopicNotificationRegistration Class Reference

Introduction

The registration state of the associated topic notification listener on the server.

Provides operations to control which topic paths the listener will receive notifications for.

Since

6.1

Inheritance diagram for PTDiffusionTopicNotificationRegistration:

Instance Methods
(void)	- selectWithTopicSelectorExpression:completionHandler:
(void)	- deselectWithTopicSelectorExpression:completionHandler:
Instance Methods inherited from PTDiffusionRegistration
(void)	- closeWithCompletionHandler:
(void)	- close

Method Documentation

deselectWithTopicSelectorExpression:completionHandler:

- (void) deselectWithTopicSelectorExpression:		(NSString *)	expression
completionHandler:		(void(^)(NSError *_Nullable error))	completionHandler

Request to stop receiving notifications for all topics matched by the provided topic selector.

Parameters

expression	The topic selector expression to be evaluated by the server.
completionHandler	Block to be called asynchronously on success or failure. If the operation was successful, the error argument passed to the block will be nil. The completion handler will be called asynchronously on the main dispatch queue.

Exceptions

NSInvalidArgumentException

Raised if any arguments are `nil`.

Since

6.1

selectWithTopicSelectorExpression:completionHandler:

- (void) selectWithTopicSelectorExpression:		(NSString *)	expression
completionHandler:		(void(^)(NSError *_Nullable error))	completionHandler

Request to receive notifications for all topics matched by the provided topic selector.

Parameters

expression	The topic selector expression to be evaluated by the server.
completionHandler	Block to be called asynchronously on success or failure. If the operation was successful, the error argument passed to the block will be nil. The completion handler will be called asynchronously on the main dispatch queue.

Exceptions

NSInvalidArgumentException

Raised if any arguments are `nil`.

Since

6.1