Book Image

Java: High-Performance Apps with Java 9

By : Mayur Ramgir
Book Image

Java: High-Performance Apps with Java 9

By: Mayur Ramgir

Overview of this book

Java 9 which is one of the most popular application development languages. The latest released version Java 9 comes with a host of new features and new APIs with lots of ready to use components to build efficient and scalable applications. Streams, parallel and asynchronous processing, multithreading, JSON support, reactive programming, and microservices comprise the hallmark of modern programming and are now fully integrated into the JDK. This book focuses on providing quick, practical solutions to enhance your application's performance. You will explore the new features, APIs, and various tools added in Java 9 that help to speed up the development process. You will learn about jshell, Ahead-of-Time (AOT) compilation, and the basic threads related topics including sizing and synchronization. You will also explore various strategies for building microservices including container-less, self-contained, and in-container. This book is ideal for developers who would like to build reliable and high-performance applications with Java. This book is embedded with useful assessments that will help you revise the concepts you have learned in this book. This book is repurposed for this specific learning experience from material from Packt's Java 9 High Performance by Mayur Ramgir and Nick Samoylov
Table of Contents (9 chapters)
Java: High-Performance Apps with Java 9
Credits
Preface

Thread Synchronization


We have collected enough people and resources such as food, water, and tools for the pyramid building. We have divided people into teams and assigned each team a task. A number (a pool) of people are living in the nearby village on a standby mode, ready to replace the ones that got sick or injured on their assignment. We adjusted the workforce count so that there are only a few people who will remain idle in the village. We rotate the teams through the work-rest cycle to keep the project going at maximum speed. We monitored the process and have adjusted the number of teams and the flow of supplies they need so that there are no visible delays and there is steady measurable progress in the project as a whole. Yet, there are many moving parts overall and various small and big unexpected incidents and problems happen all the time.

To make sure that the workers and teams do not step on each other and that there is some kind of traffic regulation so that the next technological...