Orion Context BrokerIntroduction and usage of the Orion Context Broker, implemetation of the Publish/Subscribe Broker GE.
If you are developing a Data/Context scenario, a broker like the Orion Context Broker is a must. You would need a component in the architecture able to mediate between consumer producers (e.g. sensors) and the context consumer applications (e.g. an smartphone applications taking advantage of the context information provided by the sensors). The Orion Context Broker fulfils this functionality in your architecture.
Lesson 1. Orion Context Broker Basic
Provides an introduction to Orion Context Broker and its basic API to manage context information. It also explains how to set Orion instances to start working with it.
Lesson 2. Orion Context Broker AdvancedDescribes advances Orion Context Broker topics, such as pagination, filtering, geo-location and much more.
Lesson 3. NGSIv2 for NGISv1 experts
This document describes the novelties in NGSIv2 for people already familiar with NGSIv1. Thus, you would learn how to do the things you are familiar with NGSIv1 now in NGSIv2 as long as new and powerfull capabilities of the new version of the API. Some knowledge in NGSIv1 API is required.
Lesson 4. Orion Context Broker Basic Exercises
A set of basic-level exercises that you can use to exercise your knowledge on Orion.
Lesson 5. Orion Context Broker Advanced Exercises
A set of advanced-level exercises that you can use to exercise your knowledge on Orion.
Extra. Orion support at StackOverflow
Orion Context Broker has a dedicated tag in StackOverflow so to quickly identify all the relevant discussion related to this Generic Enabler implementation.