Hands-On Cloud：Native Microservices with Jakarta EE

coverpage

Title Page

Copyright and Credits

Hands-On Cloud-Native Microservices with Jakarta EE

Contributors

About the authors

About the reviewer

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About Packt

Why subscribe?

Packt.com

Preface

Who this book is for

What this book covers

To get the most out of this book

Download the example code files

Download the color images

Conventions used

Get in touch

Reviews

Jakarta EE - the New Open Source Life of Java EE

Open source

The Java programming language

Sun Microsystems

Oracle Corporation

Eclipse Foundation

OpenJDK 9 and 10 – key features for cloud environments

JDK 9

JDK 10

Java EE – MicroProfile.io – Jakarta EE

MicroProfile

Jakarta EE

Summary

Microservices and Reactive Architecture

MicroProfile and the principles of MSA

What are microservices?

Benefits of microservices

Drawbacks of microservices

SOA versus MSA

Differences between MSAs and SOAs

From monolith to microservices

What is a monolith?

Migration path

Reactive systems and reactive programming

Reactive systems

Reactive programming

RxJava

Spring WebFlux and reactive stacks

Vert.x

Reactive Java EE monolith

Asynchronous processing

Messaging communications

Summary

Cloud-Native Applications

Twelve-factor applications

Code base

Dependencies

Config

Backing services

Build release run

Processes

Port binding

Concurrency

Disposability

Development/production parity

Logs

Admin processes

Security

Microservices

Runtime environments

Spring Boot

Thorntail

Vert.x

Verticles

Event bus

Summary

Building Microservices Using Thorntail

Thorntail

Fractions

Flexible configuration

Building a fantasy football application

The football player microservice

Database installation and configuration

Creating the source code

Entity class – JPA

RESTful web service – JAX-RS and CDI

The football manager microservice

Database installation and configuration

Creating the source code

Entity class – JPA

RESTful web service – JAX-RS and CDI

The football team microservice

Database installation and configuration

Creating the source code

The user interface microservice

Building a user interface

Summary

Eclipse MicroProfile and Transactions - Narayana LRA

Transactions

ACID properties