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RELEASE NOTESBROADCOMVERIFIED

PUBLISHER UPDATE · SPRING-BOOT-4.2.0-M1

SPRING-BOOT-4.2.0-M1 release notes and known issues

v4.2.0-M1

Scope: Spring Boot. This update record adds version, fix and known-issue context. Its publication date is not a lifecycle boundary.

Summary

⭐ New Features Refine Forwarded headers configuration for Jetty servers #51148 Disable Micrometer global registry in tests by default #51142 Use GracefulHandler rather than StatisticsHandler to coordinate graceful shutdown of Jetty #51128 Deprecate RestTemplate support #51118 Update properties for forwarded headers to adapt to Reactor Netty changes #51031 Update properties for forwarded headers to adapt to Spring Framework changes #51030 Remove APIs that were deprecated for removal in 4.2 #50955 Add support for image-based build caches #50899 Provide plugin management for hibernate-maven-plugin #50892 Support timeout option in RetryPolicySettings #50891 Add self-reference to ApplicationContextAssertProvider #50500 Add configuration property for leaveGroupOnClose in Kafka Streams #50432 Expose Path getters on ApplicationHome and ApplicationTemp #50194 Introduce RabbitMQ AMQP 1.0 client support #49857 Introduce Generic AMQP 1.0 client support #49678 Rename spring-boot-amqp to spring-boot-rabbitmq #49677 Add support for AMQP 1.0 #49619 Deprecate TestRestTemplate in favor of RestTestClient #46632 Take target/test-classes into account when spring-boot.run.useTestClasspath is in effect #36115 🐞 Bug Fixes Structured logging: a failed JSON encode corrupts the next log event written on the same thread #51371 Kafka consumer-specific security protocol is not taken into account #51370 Exposing gRPC test server port should backoff if gRPC is not present #51291 Micrometer registries pin the application context #51136 Temporary file is not deleted when ExportedImageTar construction fails #51133 spring.grpc.server.health.include-overall-health is not taken into account #51106 Metadata annotation processor ignores getter-level @NestedConfigurationProperty for records #51099 spring-boot-h2-console pulls servlet-api as transitive dependency #51096 PropertiesLauncher does not log nested archive paths #51090 Methods that return the result of Map#remove are not declared with a @Nullable return type #51088 NativeImageResourceProvider flattens Flyway migration paths in subdirectories #50965 Fix ordering of Kotlinx Serialization CodecCustomizer #50962 JarFile is not closed when finding main class from archive #50960 📔 Documentation Description of spring.graphql.websocket.connection-init-timeout does not render correctly in the reference guide #51364 spring.profiles.group should have a 'spring-profile-name' hint provider #51285 Remove reference to removed InfluxDB auto-configuration #51177 Use JacksonJsonSerde in Kafka Streams documentation #51162 Document alternatives to HttpMessageConverters #51130 Fix stale type reference for OTLP logging transport metadata #51126 Metadata for spring.test.mockmvc.htmlunit.url declares the wrong type #51116 Caching documentation refers to AutoConfigureCache by its pre-4.0 package #51114 Fix examples in Metadata Format documentation chapter #51103 Improve discoverability of the AOT Cache How-to guides #51001 🔨 Dependency Upgrades Upgrade to ActiveMQ 6.3.1 #51334 Upgrade to Artemis 2.55.0 #51034 Upgrade to Byte Buddy 1.18.11 #51035 Upgrade to Commons Codec 1.22.1 #51198 Upgrade to Commons Logging 1.4.0 #51037 Upgrade to Couchbase Client 3.12.2 #51295 Upgrade to CycloneDX Maven Plugin 2.9.3 #51199 Upgrade to DB2 JDBC 12.1.5.0 #51039 Upgrade to Elasticsearch Client 9.5.0 #51335 Upgrade to Flyway 12.11.0 #51040 Upgrade to Groovy 5.0.8 #51200 Upgrade to Grpc Java 1.81.1 #51229 Upgrade to Grpc Java 1.83.1 #51362 Upgrade to Gson 2.14.0 #51042 Upgrade to Hazelcast 5.7.0 #51309 Upgrade to Hibernate 7.4.5.Final #51043 Upgrade to Hibernate Validator 9.1.3.Final #51201 Upgrade to HikariCP 7.1.0 #51045 Upgrade to HtmlUnit 5.4.0 #51313 Upgrade to HttpClient5 5.6.4 #51336 Upgrade to HttpCore5 5.4.3 #51047 Upgrade to Infinispan 16.2.2 #51203 Upgrade to Jackson 2 Bom 2.21.5 #51078 Upgrade to Jackson Bom 3.1.5 #51050 Upgrade to Jedis 8.0.0 #51337 Upgrade to Jetty 12.1.12 #51297 Upgrade to jOOQ 3.21.7 #51314 Upgrade to Json Path 3.0.0 #

Improvements and security content

  • ⭐ New Features Refine Forwarded headers configuration for Jetty servers #51148 Disable Micrometer global registry in tests by default #51142 Use GracefulHandler rather than StatisticsHandler to coordinate graceful shutdown of Jetty #51128 Deprecate RestTemplate support #51118 Update properties for forwarded headers to adapt to Reactor Netty changes #51031 Update properties for forwarded headers to adapt to Spring Framework changes #51030 Remove APIs that were deprecated for removal in 4.2 #50955 Add support for image-based build caches #50899 Provide plugin management for hibernate-maven-plugin #50892 Support timeout option in RetryPolicySettings #50891 Add self-reference to ApplicationContextAssertProvider #50500 Add configuration property for leaveGroupOnClose in Kafka Streams #50432 Expose Path getters on ApplicationHome and ApplicationTemp #50194 Introduce RabbitMQ AMQP 1.0 client support #49857 Introduce Generic AMQP 1.0 client support #49678 Rename spring-boot-amqp to spring-boot-rabbitmq #49677 Add support for AMQP 1.0 #49619 Deprecate TestRestTemplate in favor of RestTestClient #46632 Take target/test-classes into account when spring-boot.run.useTestClasspath is in effect #36115 🐞 Bug Fixes Structured logging: a failed JSON encode corrupts the next log event written on the same thread #51371 Kafka consumer-specific security protocol is not taken into account #51370 Exposing gRPC test server port should backoff if gRPC is not present #51291 Micrometer registries pin the application context #51136 Temporary file is not deleted when ExportedImageTar construction fails #51133 spring.grpc.server.health.include-overall-health is not taken into account #51106 Metadata annotation processor ignores getter-level @NestedConfigurationProperty for records #51099 spring-boot-h2-console pulls servlet-api as transitive dependency #51096 PropertiesLauncher does not log nested archive paths #51090 Methods that return the result of Map#remove are not declared with a @Nullable return type #51088 NativeImageResourceProvider flattens Flyway migration paths in subdirectories #50965 Fix ordering of Kotlinx Serialization CodecCustomizer #50962 JarFile is not closed when finding main class from archive #50960 📔 Documentation Description of spring.graphql.websocket.connection-init-timeout does not render correctly in the reference guide #51364 spring.profiles.group should have a 'spring-profile-name' hint provider #51285 Remove reference to removed InfluxDB auto-configuration #51177 Use JacksonJsonSerde in Kafka Streams documentation #51162 Document alternatives to HttpMessageConverters #51130 Fix stale type reference for OTLP logging transport metadata #51126 Metadata for spring.test.mockmvc.htmlunit.url declares the wrong type #51116 Caching documentation refers to AutoConfigureCache by its pre-4.0 package #51114 Fix examples in Metadata Format documentation chapter #51103 Improve discoverability of the AOT Cache How-to guides #51001 🔨 Dependency Upgrades Upgrade to ActiveMQ 6.3.1 #51334 Upgrade to Artemis 2.55.0 #51034 Upgrade to Byte Buddy 1.18.11 #51035 Upgrade to Commons Codec 1.22.1 #51198 Upgrade to Commons Logging 1.4.0 #51037 Upgrade to Couchbase Client 3.12.2 #51295 Upgrade to CycloneDX Maven Plugin 2.9.3 #51199 Upgrade to DB2 JDBC 12.1.5.0 #51039 Upgrade to Elasticsearch Client 9.5.0 #51335 Upgrade to Flyway 12.11.0 #51040 Upgrade to Groovy 5.0.8 #51200 Upgrade to Grpc Java 1.81.1 #51229 Upgrade to Grpc Java 1.83.1 #51362 Upgrade to Gson 2.14.0 #51042 Upgrade to Hazelcast 5.7.0 #51309 Upgrade to Hibernate 7.4.5.Final #51043 Upgrade to Hibernate Validator 9.1.3.Final #51201 Upgrade to HikariCP 7.1.0 #51045 Upgrade to HtmlUnit 5.4.0 #51313 Upgrade to HttpClient5 5.6.4 #51336 Upgrade to HttpCore5 5.4.3 #51047 Upgrade to Infinispan 16.2.2 #51203 Upgrade to Jackson 2 Bom 2.21.5 #51078 Upgrade to Jackson Bom 3.1.5 #51050 Upgrade to Jedis 8.0.0 #51337 Upgrade to Jetty 12.1.12 #51297 Upgrade to jOOQ 3.21.7 #51314 Upgrade to Json Path 3.0.0 #

Known issues

Publisher statement

Not stated. The verified publisher record does not contain a known-issues statement.

Affected products and versions

Products

  • Spring Boot

Affected versions

  • 4.2.0-M1
  • 4.2
  • 1.0
  • 4.0
  • 6.3.1
  • 2.55.0
  • 1.18.11
  • 1.22.1
  • 1.4.0
  • 3.12.2
  • 2.9.3
  • 12.1.5.0
  • 9.5.0
  • 12.11.0
  • 5.0.8
  • 1.81.1
  • 1.83.1
  • 2.14.0
  • 5.7.0
  • 7.4.5
  • 9.1.3
  • 7.1.0
  • 5.4.0
  • 5.6.4
  • 5.4.3
  • 16.2.2
  • 2.21.5
  • 3.1.5
  • 8.0.0
  • 12.1.12
  • 3.21.7
  • 3.0.0

Fixed versions or updates

  • No fixed version is stated in this record.

Recommended action

Review the official publisher document before deployment.

Official publisher evidence