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Java News Roundup: JDK 23 RC1, New HotSpot JEP, Hibernate and Tomcat Releases, GlassFish 8.0-M7
This week's Java roundup for August 5th, 2024, features news highlighting: the first release candidates of JDK 23 and Gradle 8.10; JEP 483, Ahead-of-Time Class Loading & Linking, a new HotSpot feature; the releases of Hibernate ORM 6.6, Hibernate Search 7.2, Hibernate Reactive 2.4; multiple Apache Tomcat point and milestone releases; and GlassFish 8.0.0-M7.
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JSpecify 1.0.0 and Nullability in Java
The JSpecify collective has made its first release. The group's mission is to define common sets of annotation types for use in JVM languages, to improve static analysis and language interoperation. The first release is centred on nullability, and aligns with a recently announced Draft JEP that is exploring this issue at language level.
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Vaadin 24.4.0 Introduces Vaadin Copilot and a Unified Vaadin Platform
Vaadin, an open-source web application development platform for Java developers, released version 24.4 in June 2024. The release aims to improve and simplify the developer experience by unifying the Hilla framework with the Vaadin platform, introducing the Vaadin Copilot, and several enhancements to the design system.
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Netflix Adopts Virtual Threads: a Case Study on Performance and Pitfalls
Netflix, a long-time Java adopter, recently upgraded to Java 21. They are now harnessing new features such as generational ZGC and virtual threads to improve performance across their extensive microservices fleet. While virtual threads, designed for high-throughput concurrent applications, showed early promise, they also brought unique challenges in real-world scenarios.
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Spring Boot 3.3 Boosts Performance, Security, and Observability
VMware released Spring Boot 3.3 on May 23, 2024, with significant performance, security, and observability improvements. These include Class Data Sharing (CDS) for faster startup and reduced memory usage, virtual thread support for websockets, enhanced security with JWT authentication auto-configuration, and Software Bill of Materials (SBOM) support for better supply chain security.
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Java News Roundup: Hazelcast 5.5, Projects Loom and Valhalla, Hibernate ORM and Validation
This week's Java roundup for July 29th, 2024, features news highlighting: the release of Hazelcast 5.5; early-access releases for Project Loom and Project Valhalla; beta releases of Hibernate ORM 7.0 and Hibernate Validation 9.0; and point releases for Quarkus, Helidon, GlassFish, JobRunr and Testcontainers for Java.
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Java News Roundup: WildFly 33, Spring Cloud Data Flow, Apache TomEE, LangChain4j, Micronaut
This week's Java roundup for July 22nd, 2024, features news highlighting: the release of WildFly 33; Spring Cloud Data Flow 2.11.4; the second milestone release of Apache TomEE 10.0; LangChain4j 0.33; Micronaut 4.5.1; Eclipse Store 1.4; and an update on Jakarta EE 11.
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Java News Roundup: JDK 23 in Rampdown Phase Two, Graal Development Kit, Payara Platform, JSpecify
This week's Java roundup for July 15th, 2024, features news highlighting: JDK 23 in Rampdown Phase Two: the July 2024 Payara Platform release; Graal Development Kit for Micronaut 4.5.0; GraalVM for JDK 22 Community 22.0.2; JSpecify 1.0.0, MicroProfile 7.0-RC1, Open Liberty 24.0.0.7; and the July 2024 Oracle Critical Patch Update.
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JEP 481: Third Preview of Scoped Values API Brings Key Enhancements in JDK 23
JEP 481, Scoped Values (Third Preview), formerly known as Extent-Local Variables (Incubator), offers a third preview, with one change, to gain additional experience and feedback from one round of incubation and two rounds of preview. This feature enables the sharing of immutable data within and across threads.
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Spring Ecosystem Delivers Numerous Milestone Releases
There was a flurry of activity in the Spring ecosystem during the week of July 15th, 2024, highlighting milestone releases of: Spring Boot 3.4.0-M1; Spring Framework 6.2.0-M6; Spring Security 6.4.0-M1; Spring Session 3.4.0-M1; Spring Integration 6.4.0-M1; and Spring Modulith 1.3.0-M1; Spring AMQP 3.2.0-M1; and Spring for Apache Kafka 3.3.0-M1.
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JEP 472: Prepare to Restrict the Use of JNI in JDK 24
JEP 472, now Proposed to Target, aims to issue warnings for using the Java Native Interface (JNI) and adjust the Foreign Function & Memory (FFM) API for consistent warnings. This prepares developers for future releases that restrict JNI and the FFM API to ensure integrity by default.
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Java News Roundup: JDK 24 Update, Spring Framework, Piranha Cloud, Gradle 8.9, Arquillian 1.9
This week's Java roundup for July 8th, 2024, features news highlighting: JEP 472, Prepare to Restrict the Use of JNI, proposed to be targeted for JDK 24; milestone and point releases for Spring Framework; the monthly Piranha Cloud release; and the releases of Gradle 8.9 and Arquillian 1.9.
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Java News Roundup: Project Leyden Early-Access Builds, LangChain4j, JReleaser, Groovy
This week's Java roundup for July 1st, 2024, features news highlighting: the debut of the Project Leyden early-access builds, LangChain4j 0.32.0, JReleaser 1.13.0, Apache Groovy point and milestone releases and updates on Jakarta EE 11 and initial discussions on Jakarta EE 12.
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Project Leyden Announces Early Access Build: 2-3x Start-up Improvements for Java Applications
The OpenJDK has reached a milestone by announcing the Early Access (EA) build for Project Leyden. This build represents over a year of development efforts to enhance Java application performance, particularly focusing on start-up times. The preliminary testing has shown impressive results, with popular application frameworks experiencing a 2-3x improvement in start-up times.
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Time Series Database QuestDB 8.0 Improves SQL Performance and Adds ZFS Compression
Version 8 of QuestDB, an open-source time series database designed for high-performance and efficient handling of time series data, has been released. This release includes a new VARCHAR data type as a default (over STRING) that aims to provide better compression and performance, a 50% improvement for SQL query performance, and data compression via system-level ZFS