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InfoQ Homepage News Java News Roundup: Helidon Níma, Spring Framework, MicroProfile, MicroStream, Kotlin, Piranha

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.

JDK 19

JDK 19 remains in its release candidate phase with the anticipated GA release on September 20, 2022. The release notes include links to documents such as the complete API specification and an annotated API specification comparing the differences between JDK 18 (Build 36) and JDK 19 (Build 36). More details on JDK 19 and predictions on JDK 20 may be found in this InfoQ news story.

JDK 20

Build 15 of the JDK 20 early-access builds was also made available this past week, featuring updates from Build 14 that include fixes to various issues. Further details on this build may be found in the release notes.

For JDK 19 and JDK 20, developers are encouraged to report bugs via the Java Bug Database.

Spring Framework

Versions 6.0.0-M6 and 5.3.23 of Spring Framework have been made available to the Java community. Both releases offer new features, bug fixes and dependency upgrades. A new feature in version 5.3.23 introduces the isSynthesizedAnnotation() method defined in the AnnotationUtils class that will allow developers to migrate away from the deprecated SynthesizedAnnotation interface. Version 6.0.0-M6 defines seven new deprecations and will remove two previously-defined deprecations including the SynthesizedAnnotation interface. Further details on these releases may be found in the release notes for versions 5.3.23 and 6.0.0-M6.

Spring Cloud Dataflow 2.9.6 has been released featuring an updated PostgreSQL driver version 42.2.26 to address CVE-2022-31197, PostgreSQL JDBC Driver SQL Injection in ResultSet.refreshRow() with Malicious Column Names, a vulnerability in which the implementation of the refreshRow() method in the ResultSet class is not properly escaping column names such that a malicious column name that contains a statement terminator, such as a semi-colon, could lead to SQL injection. More details on this release may be found in the release notes.

Version 1.1.0 of Spring Cloud Sleuth OpenTelemetry, an experimental extension to Spring Cloud Sleuth, has been released featuring dependency upgrades to Spring Cloud 2021.0.4 and OpenTelemetry 1.18.0. More details on this release may be found in the release notes.

Spring Tools 4.16.0 has been released featuring: support for Eclipse 2022-09; a new experimental distribution build for Linux on ARM; and an updated M2Eclipse (m2e) 2.0.5. Further details on this release may be found in the change log.


Oracle has introduced Helidon Níma, a microservices framework based on virtual threads, that offers a low-overhead, highly concurrent server while maintaining a blocking thread model. Under the auspices of Project Helidon, this new framework is available with the first alpha release of Helidon 4.0.0, but the Java community will have to wait until the end of 2023 for the formal GA release. More details on Helidon Níma may be found in this InfoQ news story.


On the road to MicroProfile 6.0, scheduled to be released in October 2022, the Reactive Streams Operators 3.0 and Reactive Messaging 3.0 specifications have been made available to the Java community that feature alignment with Jakarta EE 9.1.


Red Hat has released Quarkus 2.12.2.Final featuring dependency upgrades to: SnakeYAML 1.3.2, Hibernate Validator 6.2.5.Final, and JBoss Threads 3.4.3.Final. Further details on this release may be found in the change log.


MicroStream has released version 7.1.0 of their Java object-graph persistence framework featuring: integration with Spring Boot; improvements to their CDI and MicroProfile Config runtime integrations; and improvements to their data channel garbage collection. There was also an open-sourcing all of their connectors to now include: Oracle and SAP HANA Database; Cloud storage (AWS S3, Azure Storage, Google Firestore, Oracle Object Storage); and others (Hazelcast, Kafka, Redis, DynamoDB, Oracle Coherence). More details on this release may be found in the release notes.

Project Reactor

On the road to Project Reactor 2022.0.0, the sixth milestone release, was made available featuring dependency upgrades to the reactor-core 3.5.0-M6 and reactor-netty 1.1.0-M6 artifacts. There was also a realignment to milestone 6 with the reactor-pool 1.0.0-M6, reactor-addons 3.5.0-M6, and reactor-kotlin-extensions 1.2.0-M6 artifacts that remain unchanged.


Hibernate Search 6.1.7.Final has been released that ships with a dependency upgrade to Hibernate ORM 5.6.11.Final; an alignment with Hibernate ORM dependencies in all artifacts that also include the -orm6 artifacts; and bug fixes related to Java modules.

JHipster Lite

Versions 0.15.0 and 0.15.1 of JHipster Lite, a starter project for JHipster, were released featuring numerous enhancements, bug fixes, dependency upgrades and refactoring. Further details on this release may be found in the release notes for versions 0.15.0 and 0.15.1.


Piranha 22.9.0 has been released. Dubbed the "Core Profile just landed" edition for September 2022, this new release includes: support for the Jakarta EE Core Profile with a Piranha Core Profile landing zone; and initial support for the Jakarta Transactions and Jakarta Persistence specifications. More details on this release may be found in their documentation and issue tracker.


JetBrains has released Kotlin 1.7.20-RC featuring: support for several new plugins; a preview of the ..< operator for open-ended ranges; enabling the Kotlin/Native memory manager by default; and the addition of inline classes with a generic underlying type, an experimental feature.

Apache Software Foundation

Apache Tika 1.28.5 was released featuring: security fixes; a fix to avoid an infinite loop in bookmark extraction from PDFs; and dependency upgrades. Further details in this release may be found in the changelog. The 1.x release train will reach end-of-life on September 30, 2022.

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