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Payara Micro from Raspberry Pi to Cloud
1. From Raspberry PI to
Cloud Scale Data Grid.
Payara Micro is simple but powerful.
2. Agenda
• What is Payara?
• MicroServices Demo from PI to Cloud
• Questions
3. Payara Server
• Open Source Application Server Derived from GlassFish
• Traditional Domain Deployments
• Drop in replacement for Open Source GlassFish Server 4.x
• Additional Enhancements, Bug Fixes
• Fully Supported
4. Payara Micro
• Simplified Runtime for Java EE developers
• Small Footprint (<70MB jar; < 50MB Heap)
• Based on Payara Server
• Scales from Raspberry Pi to Large Data Grid
• Designed for Cloud Native and Container Deployments
• Run Java EE applications from the Command Line
java –jar payara-micro.jar –deploy example-app.war
6. From Pi to the Cloud
Clustered
CDI
Events
HumidityQ
Payara Micro Cluster
on Azure
JCA
Cloud
Connector
WebSocket
Web App
EJB Timer
Humidity
MDB
Grid Loader
Humidity
REST
Services
8. Humidity Sensor
Raspberry Pi Sense HAT
Singleton EJB Timer
Measures Humidity from Sensor
Fires a Clustered CDI Event
EJB Timer updates the LED Matrix
9. Humidity Local Web Application
Web Application runs on the other Pi
Observes Clustered CDI Event
Pushes Data down a Web Socket
Updates Graph in Real Time
10.
11. Cloud Connectors Project
Cloud Connectors
Deliver standard JCA connectors for Cloud Messaging
Kafka, Amazon SQS, Azure SB, MQTT
Payara Micro – Supports JCA Inbound/OutBound
JMS and JCA MDB
https://github.com/payara/Cloud-Connectors
12. Humidity Cloud Connector
Deploy Azure SB JCA Adapter
Singleton Session Bean Observes CDI Event
Defines Connection Factory
Sends Message to Azure Service Bus Q using CF