InfoQ Homepage Java Content on InfoQ
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JEP 441: Transforming Java with Pattern Matching for switch
JEP 441, Pattern Matching for the switch, is completed in JDK 21, following four previews in JDKs 17-20 (JEPs 406, 420, 427, 433). It finalizes the feature, addressing feedback from previews, and enhances the language with pattern matching for switch expressions and statements.
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Java News Roundup: Open Liberty InstantOn and Liberty Tools, Gradle 8.2, Spring Cloud, GlassFish
This week's Java roundup for June 26th, 2023, features news from JDK 22, JDK 21, point releases and release candidates for Spring Cloud, Spring Shell, GlassFish, Micronaut, Quarkus, Open Liberty, Hibernate ORM, Hibernate Search, Apache Groovy, Apache Camel, Maven, JHipster Lite, JReleaser, JobRunr, RefactorFirst, OpenXava, Resilience4j, Failsafe, Yupiik Fusion and Gradle.
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Spring Boot and Azul JDK Support Java Startup Time Reducer CRaC
The OpenJDK project CRaC drastically reduces the startup time of a Java application and its Time to Peak performance. It does so by taking a memory snapshot at runtime and restoring it in later runs. Azul, the creator of CRaC, now ships an OpenJDK 17 distribution with built-in support for CRaC. Micronaut and Quarkus already support CRaC, and Spring Framework will do so in November 2023.
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QCon New York 2023: Living on the Edge with Erica Pisani
Erica Pisani, Sr. software engineer at Netlify, presented Living on the Edge at QCon New York 2023. Pisani discussed: edge computing anatomy; communication between users, edge locations and origin servers; various edge computing challenges with corresponding solutions; and introduced the AWS Snowball Edge Device. Pisani spoke to InfoQ to learn more about edge computing.
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Java News Roundup: JNoSQL 1.0, Liberica NIK 23.0, Micronaut 4.0-RC2, Log4j 3.0-Alpha1, KCDC, JCON
This week's Java roundup for June 19th, 2023, features news from JDK 22, JDK 21, updates to: Spring Boot; Spring Security; Spring Vault; Spring for GraphQL; Spring Authorization Server and Spring Modulith; Liberica NIK 23.0, Semeru 20.0.1, Micronaut 4.0-RC2 and 3.9.4, JNoSQL 1.0, Vert.x 4.4.4, updates to: Apache Tomcat, Camel, Log4j and JMeter; JHipster Lite 0.35, KCDC 2023 and JCON Europe 2023.
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QCon New York 2023: Day Three Recap
Day Three of the 9th annual QCon New York conference was held on June 15th, 2023, at the New York Marriott at the Brooklyn Bridge in Brooklyn, New York. This three-day event, organized by C4Media, included keynote addresses by Suhail Patel and Sarah Bird, and presentations from four conference tracks.
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Enhancing Java Concurrency with Scoped Values in JDK 21 (Preview)
Scoped Values is now in JDK 21 as a Preview Feature. Alongside Virtual Threads and Structured Concurrency, Scoped Values add to the growing list of enhancements to Java and Project Loom.
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Java News Roundup: GraalVM 23.0.0, Payara Platform, Spring 6.1-M1, QCon New York
This week's Java roundup for June 12th, 2023 features news from OpenJDK, JDK 22, JDK 21, GraalVM 23, various releases of: GraalVM Build Tools, Spring Framework, Spring Data, Spring Shell, Payara Platform, Micronaut, Open Liberty, Quarkus, Micrometer, Hibernate ORM and Reactive, Project Reactor, Piranha, Apache TomEE, Apache Tomcat, JDKMon, JBang, JHipster, Yupiik Bundlebee; and QCon New York 2023.
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QCon New York 2023: Day Two Recap
Day Two of the 9th annual QCon New York conference was held on June 14th, 2023, at the New York Marriott at the Brooklyn Bridge in Brooklyn, New York. This three-day event, organized by C4Media, included a keynote address by Alicia Dwyer Cianciolo and presentations from four conference tracks and one sponsored track.
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QCon New York 2023: Day One Recap
Day One of the 9th annual QCon New York conference was held on June 13th, 2023, at the New York Marriott at the Brooklyn Bridge in Brooklyn, New York. This three-day event, organized by C4Media, included a keynote address by Radia Perlman and presentations from four conference tracks and one sponsored track.
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Ruiz and Almiray at Devoxx UK: Lessons on How to Escape the Maven Dependency Hell
During their Devoxx UK talk Ixchel Ruiz, developer advocate at JFrog, and Andres Almiray, principal product manager at Oracle, presented multiple “maven puzzlers" together with their potential solutions to escaping the Apache Maven dependencies hell. In an effort to be as comprehensive as possible, they spoke about direct, transient and even inherited dependencies from parent POMs.
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Java News Roundup: JDK 21 in Rampdown, JEP 404, JDK 22 Expert Group, Jakarta EE 11 Updates
This week's Java roundup for June 5th, 2023, features news from OpenJDK, JDK 21 in Rampdown, JDK 22 expert group, Jakarta EE 11 update, Spring Security Kerberos 2.0.0, Quarkus 3.1.1, Micronaut 3.9.3, Eclipse Vert.x 4.4.3, Apache Commons IO 2.13, Apache Tomcat 11.0.0-M7 and 9.0.76, Infinispan 14.0.10 and 13.0.17, JHipster Lite 0.34, OpenXava 7.1.1, Yupiik Fusion 1.0.3, Gradle 8.2-RC2 and JNation.
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AWS Open-Sources Policy-Based Access Control Language Cedar
AWS has open-sourced Cedar, their language for defining access permissions using policies. Cedar is integrated within both Amazon Verified Permissions and AWS Verified Access. Cedar can also be integrated directly into an application via the provided SDK and language specification.
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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.