Internet of Things Architecture

Action Component Component functionality

―Subscribe to
Discovery of
Service
Descriptions
based on
Service
Specification‖
Use Case

IoT Service

Resolution

IoT Service

Client

notifyService-

Discovery: the

changed

service

descriptions

fitting the

service

specifications

are provided.

The

subscription to

which the

notification

pertains is

identified by

the

subscription

identifier

SubscriptionID,

ServiceDe-

scription[]

Notification-

Callback

available and

IoT Service

Client

reachable

using the

Notification-

Callback

Interface Definition: Unsubscribe Service Discovery

Input
Illustrative
Action

Calling

Component

Called

Component

Name of the

functionality

Parameters Prerequisite

―Unsubscribe
to Discovery
of Service
Descriptions‖
Use Case

IoT Service

Client

IoT Service

Resolution

Unsubscribe-

Service-

Discovery:

given the

SubscriptionID

cancel the

respective

subscription

SubscriptionID SubscriptionID

available

IoT Service

Resolution

reachable

Interface Definition: Insert Service

Input:
Illustrative
Action

Calling

Component

Called

Component

Name of the

functionality

Parameters Prerequisite

―Insert
Service
Description‖
Use Case

IoT Service IoT Service

Resolution

insertService

Description:

insert the

given service

description

into the

information

base of the

IoT Service

Service

Description

Service

Description

available