InfoQ Homepage Java Content on InfoQ
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JEP 443: Unnamed Patterns and Variables Aims to Improve Java Code Readability
JEP 443, Unnamed Patterns and Variables (Preview), has been Completed from Targeted status for JDK 21. This preview JEP proposes to "enhance the language with unnamed patterns, which match a record component without stating the component's name or type, and unnamed variables, which can be initialized but not used."
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Structured Concurrency in JDK 21: A Leap Forward in Concurrent Programming
JEP 453, Structured Concurrency (Preview), has been Integrated from the Targeted status for JDK 21. Formerly an incubating API, this initial preview incorporates enhancements in response to feedback from the previous two rounds of incubation: JEP 428, Structured Concurrency (Incubator), delivered in JDK 19; and JEP 437, Structured Concurrency (Second Incubator), delivered in JDK 20.
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JBang 0.107.0 Delivers Java 21 Preview, OpenAI Integration, and More
JBang 0.107.0 provides a preview of Java 21, integrating with the OpenAI plugins via the quickstart port from Python and further integration with ChatGPT to generate Java code.
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Java News Roundup: JEPs for JDK 21, Hibernate Reactive 2.0, Payara Named CVE Numbering Authority
This week's Java roundup for May 29th, 2023, features news from OpenJDK, JDK 21, GlassFish 7.0.5, Payara, Open Liberty 23.0.0.5, IBM Semeru Runtimes, Micronaut 4.0-M6, Quarkus 3.1, Hibernate ORM 6.2.4, Hibernate Reactive 2.0, Hibernate Search 6.2.Beta1, Camel Quarkus 3.0-M2, Camel 3.14.8, Tomcat Native 2.0.4 and 1.2.37, Ktor 2.3.1, Multik 0.2.2, JobRunr 6.2.1, JDKMon 17.0.63 and Gradle 8.2-RC1.
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Java News Roundup: Java Turns 28, Payara Platform, Micronaut 4.0-M5, Spring Updates, JHipster Lite
This week's Java roundup for May 22nd, 2023, features news from OpenJDK, JDK 21, Spring Cloud 2022.0.3, Spring Shell 3.1.0, 3.0.4 and 2.1.10, Spring Security Kerberos 2.0-RC2, Payara Platform, Quarkus 3.0.4 and 2.13.8, WildFly 28.0.1, Micronaut 4.0-M5, Helidon 2.6.1, MicroStream 8.1.0, Apache Camel 3.20.5, JDKMon 17.0.61, JHipster Lite 0.33.0, Java’s 28th Birthday and Azul State of Java survey.
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Breaking down Barriers: Introducing JDK 21’s Approach to Beginner-Friendly Java Programming
JEP 445, Unnamed Classes and Instance Main Methods (Preview), has been promoted from its Proposed to Target to Targeted status. This feature of JEP, formerly entitled Implicit Classes and Enhanced Main Methods (Preview), proposes to "evolve the Java language so that students can write their first programs without needing to understand language features designed for large programs.”
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Apache Pulsar 3.0 Delivers a New LTS Version and Efficiency Improvements
The Apache Software Foundation has released version 3.0 of Apache Pulsar, the distributed messaging and streaming platform. Pulsar 3.0 introduces the Long-Term Support release and many performance and scalability improvements.
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Java News Roundup: Azul Zulu Support for CRaC, Spring Boot Updates Mitigate CVEs, OpenJDK JEPs
This week's Java roundup for May 15th, 2023 features news from OpenJDK, JDK 21, Azul Zulu, point releases of Spring Boot, Spring Security, Spring Security Kerberos, Spring Integration, Spring Batch, Spring for GraphQL, Spring Authorization Server, Spring LDAP, Micronaut, Open Liberty, TornadoVM, Hibernate ORM, Apache TomEE, Apache Tika, OpenXava, JBang, JDKMon and Spring I/O conference.
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Java Gets a Boost with the Record Pattern, Enabling More Expressive Coding
JEP 440, finalizing Record Patterns, has been promoted from Proposed to Target to Targeted status for JDK 21, following feedback-driven enhancements in JEP 432 and JEP 405. Record patterns now allow for powerful data navigation and processing when used with type patterns. The main change from JEP 432 is the removal of record patterns in the header of an enhanced for statement.
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Josh Long at Devoxx UK: Showcasing Bootiful Spring 6 and Spring Boot 3
At his Devoxx UK presentation, Josh Long - Spring developer advocate at VMWare - coded his way through the new features coming in Spring Framework 6, and Spring Boot 3, emphasizing the benefits at the Java language level in the latest versions starting with version 17. He showcased the graphql support, the new declarative client, the new tracing, the native support and the new jakarta ee baseline.
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Java News Roundup: JDK 21 Updates, Spring Data 2023.0, JobRunr 6.2, Micronaut 4.0 Milestones
This week's Java roundup for May 8th, 2023, features news from OpenJDK, JDK 21, GraalVM Native Build Tools 0.9.22, Spring Framework, Spring Data and Spring Shell releases, Micronaut 4.0-M3, Quarkus 3.0.3, Eclipse Vert.x releases, Micrometer Metrics and Tracing releases, Groovy 4.0.12, Tomcat releases, Maven 3.9.2, Piranha 23.5.0, Reactor 2022.0.7, JobRunr 6.2, JDKMon releases and Devoxx UK.
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Holly Cummins at Devoxx UK: How Would the Business Benefit from Your Greener Java Application?
At her Devoxx UK presentation, Holly Cummins, senior software principal engineer at Redhat, presented approaches that could make Java applications more cost and energy efficient. Moreover, the business would benefit too. Showcasing the work done by her team with quarkus she states that choosing wisely between the JVM or native options in your application can save up to two-times costs and carbon.
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Quarkus 3.0 Released: Improving Cloud-Native Java Development with Jakarta EE 10 Support
Following six alpha releases, a beta release, and two release candidates, Red Hat has launched the highly anticipated Quarkus 3.0 release this past week. This update brings a host of new features, including support for Jakarta EE 10, MicroProfile 6.0, Hibernate ORM 6.0, and Hibernate Reactive 2.0.
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Java News Roundup: JEPs for JDK 21, Spring Cloud AWS 3.0, OptaPlanner to Timefold
This week's Java roundup for May 1st, 2023, features news from OpenJDK, JDK 21, Spring Boot 3.1.0-RC2, Spring Modulith 0.6, Spring Cloud for Amazon Web Services 3.0.0, Spring Cloud Data Flow 2.10.3, Spring Tools 4.18.2, Infinispan 14.0.9.Final, Open Liberty 23.0.0.4, Quarkus 3.0.2 and 2.16.7, Helidon 3.2.1, Apache Camel 4.0.0-M3, Arquillian 1.7.0 and OptaPlanner transitions to Timefold.
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From Extinct Computers to Statistical Nightmares: Adventures in Performance
Thomas Dullien, distinguished software engineer at Elastic, shared at QCon London some lessons learned from analyzing the performance of large-scale compute systems.