Being a popular object-oriented programming language, computer scientists have consistently searched for ways to optimize and improve Java performance utilizing a variety of methods. Methods including the Just-in-time compilation, the garbage collection system, and adaptive optimizing have increased Java performance by reclaiming unneeded memory and optimizing areas of frequently executed …
JUnit5 (JUnit Lambda) is a project to update the de facto standard tool in Java unit testing. This session describes how the JUnit framework has evolved to enable the modern features of the JVM as well as the underlying architectural changes that make JUnit5 ready for the modern era of …
While Java application architectures are evolving to become stateless, application state and state management are naturally emerging as a service that can be hosted in the Cloud. This session outlines the development, operation, and maintenance of an application state service for the Cloud with Java 9, using a serverless strategy.
Ratpack is a simple and capable open source toolkit for creating high performance web applications. Ratpack is built on Java and the Netty event-driven networking engine. The API is optimized for Groovy and Java 8. This presentation shows you how to write simple HTTP Rest Server using the open source …
Method handles, Java’s fast function pointers and functional adapters, were added in Java 7 to support new language features. Since then, they have been leveraged to make not only fast dynamic languages, but a richer set of features for Java itself.
The purpose of this talk is to illustratie why and how implementing laziness in Java with practical examples delivered with both slides and live coding sessions. Like all imperative programming languages Java is, with some minor but notable exceptions, an eagerly evaluated programming language. Nevertheless the introduction of lambdas in …
