InfoQ Homepage Java Content on InfoQ
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Java 19 Delivers Features for Projects Loom, Panama and Amber
Oracle has released version 19 of the Java programming language and virtual machine with a final feature set that includes seven JEPs. This release features JEPs that provide continued contribution toward Project Amber, Project Loom and Project Panama along with a new feature that ports the JDK to the Linux/RISC-V instruction set.
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Lightbend Changes Akka License and Is No Longer Open Source
Akka, a toolkit for writing concurrent distributed applications based on the actor model, was created thirteen years ago by Jonas Bonér, founder and CEO at Lightbend. The company has recently announced a new Akka license model that has changed from the open-source Apache 2.0 to the source-available Business Source License (BSL) 1.1.
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Apache ShenYu: Java Responsive API Gateway Announced as Apache Top-Level Project
The Apache Software Foundation (ASF) has announced that Apache ShenYu, an asynchronous, high-performance, and responsive API Gateway for service proxy, protocol conversion, and API governance, has been promoted as a Top-Level Project. It is written in Java, but supports multiple languages such as Python, Go and .NET.
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Java News Roundup: Helidon Níma, Spring Framework, MicroProfile, MicroStream, Kotlin, Piranha
This week's Java roundup for September 12th, 2022, features news from JDK 19, JDK 20, updates to Spring Framework, Spring Cloud and Spring Tools, introducing Helidon Níma, MicroProfile Reactive specifications, Quarkus 2.12.2, MicroStream 7.1.0, Project Reactor 2022.0.0-M6, Hibernate Search 6.1.7, JHipster Lite 0.15.1, Piranha Cloud 22.9.0, Kotlin 1.7.20-RC and Apache Tika 1.28.5.
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Introducing Helidon Níma Using Virtual Threads to Achieve Simplicity and High Performance
Under the umbrella of Project Helidon, Oracle introduced the first microservices framework based on virtual threads (JEP 425) called Helidon Níma. It is built from the ground up to achieve an easy-to-use programming model with outstanding performance. The technology preview is now available with the Helidon 4.0.0-ALPHA1 release for those who are interested in evaluating the latest Java technology.
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AWS Open Sources Event Ruler
AWS recently announced that Event Ruler, the component managing the routing rules of Amazon EventBridge, is now open source. The project is a new option for developers in need to match lots of patterns, policies, or expressions against any amount of events in near real-time.
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Java News Roundup: NetBeans 15, Jakarta EE 10, jtreg 7, Spring Cloud, Groovy, Helidon, Micronaut
This week's Java roundup for September 5th, 2022, features news from OpenJDK, JDK 20, Jakarta EE 10, Spring Cloud 2021.0.4, Quarkus 2.12.1, Micronaut 3.6.2 and 3.6.3, Helidon 2.5.3, important changes to upcoming JDK 8 maintenance release, Hibernate ORM 6.1.3, Reactive Native JHipster 4.3.0, Apache NetBeans 15, Apache Groovy 4.0.5, Apache Camel 3.18.2, Ktor 2.1.1 and the JavaZone conference.
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JEP 429: Extent-Local Variables to Promote Immutability in Java
JEP 429, Extent-Local Variables (Incubator), was promoted from its JEP Draft 8263012 to Candidate status. This incubating JEP, under the umbrella of Project Loom, proposes enabling the sharing of immutable data within and across threads. This is preferred to thread-local variables, especially when using large numbers of virtual threads.
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JDK 19 and JDK 20: What We Know So Far
JDK 19, the second non-LTS release since JDK 17, has reached its initial release candidate phase with a final set of seven (7) new features, in the form of JEPs, that can be separated into three categories: Core Java Library, Java Specification and Hotspot Compiler. We examine JDK 19 and predict what features may be targeted for JDK 20.
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Java News Roundup: Eclipse GlassFish, Open Liberty, MicroStream, JHipster, WildFly, EclipseLink
This week's Java roundup for August 29th, 2022, features news from OpenJDK, JDK 20, Eclipse GlassFish 7.0.0-M8, Quarkus 2.12.0, Open Liberty 22.0.0.9 and 22.0.0.10-beta, MicroStream 07.01.00-beta2, WildFly 26.1.2, JHipster 7.9.3, EclipseLink 4.0.0-RC1, Hibernate 5.6.11, JDKMon 17.0.35 and Apache Camel Quarkus 2.12.0.
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A Distributed System is Knowable: an Impossible Thing for Developers
Failure in distributed systems is normal. Distributed systems can provide only two of the three guarantees in consistency, availability, and partition tolerance. According to Kevlin Henney, this limits how much you can know about how a distributed system will behave. He gave a keynote about Six Impossible Things at QCon London 2022 and at QCon Plus May 10-20, 2022.
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Java News Roundup: JReleaser 1.2, Spring Batch, PrimeFaces, Quarkus, JobRunr, Apache Beam
It was very quiet for Java news during the week of August 22nd, 2022, featuring news from JDK 19, JDK 20, Spring Batch 5.0.0-M5, Quarkus 2.11.3, JReleaser 1.2.0, PrimeFaces 12.0.0-M3, JobRunr 5.1.8, Apache Beam 2.14.0 and Apache Johnzon 1.2.19.
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Processing Data with Kotlin Dataframe Preview
Kotlin DataFrame, available as a first public preview, is a new library for processing data from any source, such as CSV, JSON, Excel and Apache Arrow files. The DataFrame works together with Kotlin data classes and hierarchical data schemas by using a Domain Specific Language (DSL).
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Java News Roundup: JDK 19-RC1, Multiple Spring Updates, Micronaut, Helidon, Payara
This week's Java roundup for August 15th, 2022, features news from JDK 19, JDK 20, Spring Boot versions 2.7.3 and 2.6.11, Spring Authorization Server versions 1.0.0-M1 and 0.4.0-M1, Spring Security versions 5.7.3 and 5.6.7 and 5.8.0-M2, Spring Cloud Dataflow 2.9.5, Spring Shell 2.1.1, Payara Platform 5 Community Edition, Micronaut 3.6.1, Helidon 3.0.1 and Apache Camel 3.14.5.
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Spring Authorization Server 1.0 Planned for November 2022
Spring Authorization Server 1.0 is planned for a GA release in November 2022, after starting the project two years ago. The Spring Authorization Server project replaces the, already End of Life, Spring Security OAuth project. The project is led by the Spring Security team and delivers support for OAuth 2.1 Authorization Server for Spring applications.