spring-projects/spring-boot v2.5.0-M2 on GitHub

⭐ New Features

Group JDBC-related batch properties beneath spring.batch.jdbc #25316
Auto-configure javax.jms.ExceptionListener #25278
Align default values for Cassandra's throttling properties #25149
Make Scheduler consistent for Spring Integration #25109
Use SimpleDriverDataSource when creating a Liquibase-specific DataSource #24944
Support Jetty 10.0.x #24886
Allow the configprops endpoint to return properties with a particular prefix #24718
Remove message attribute instead of blanking it when Include.MESSAGE is not set #24712
Provide a property to disable the /actuator discovery page #24693
Add support for creating layered war files with Maven #22821
Add support for creating layered war files with Gradle #22195
Add buildpack option for image building #21722

🪲 Bug Fixes

DataSourceBuilder no longer invokes setUser on org.postgresql.ds.PGSimpleDataSource #25364
Remote application from devtools does not work with security filter in WebSecurityConfigurerAdapter #25351
No error message when using spring.profiles.include in a profile-specific config file if it's written as a YAML list #25348
BeanCreationException thrown creating 'neo4jMappingContext' with Spring Boot 2.4.2 when combined with MongoDB #25347
DataSourceBuilder no longer invokes setUser on org.h2.jdbcx.JdbcDataSource #25342
DatabaseDriver does not detect Amazon Redshift correctly #25313
Migrations performed by Flyway or Liquibase may not have completed before the database is accessed via jOOQ #25311
Dependency management for Hibernate's new hibernate-micrometer module is missing #25306
Asynchronous deserialization performed by Hazelcast may fail due to the wrong ClassLoader being used #25296
Since 2.4.2, the Logback charset defaults to UTF-8 rather than the OS's default #25259
Missing RabbitMQ metrics if bean is defined as a ConnectionFactory #25186
Illegal reflective access by org.springframework.cglib.core.ReflectUtils #25184
A ContextRefreshedEvent from a child context may result in deadlock when using JPA deferred repositories #25175
Fix MariaDB driver product name #25173
Gradle plugin does not include transitive project dependencies into application layer #25168
initQueryTimeout and ildeTimeout defaults are not aligned with Cassandra defaults #25164
TestRestTemplate exchange triggers UnsupportedOperationException in RequestEntity #25106
WebMvcTest and WebFluxTest ignore user-provided Thymeleaf IDialect beans #25073
Collection conversion doesn't work for configtree properties #25060
ConfigData with Option.IGNORE_IMPORTS can cause NPE #25031
spring.config.activate.on-profile cannot be used in profile specific file #25030
ConfigDataLoaders cannot have a DeferredLogFactory injected preventing their subcomponents from logging accurately #24996
spring-boot-dependencies still contains dependency management for spring-boot-starter-data-solr #24977
DataSource initialization does not see the result of wrapping or proxying a DataSource via a BeanPostProcessor #23736
Unexpected constructor-based initialization of @ConfigurationProperties leads to inconsistent behavior #16038
Circular reference in JPA, DataSource, initializers #13042

📔 Documentation

Remove YAML shortcomings section as it no longer applies #25346
Update the Gradle plugin documentation to recommend the maven-publish plugin over the maven plugin #25308
Document Kafka Streams metrics support #25298
Default values of integer properties in the application properties appendix are rendered as decimals #25177
Clarify usage of BufferingApplicationStartup #25136
Since 2.3.8 and 2.4.2, the documented index format does not match the implementation #25067
Clarify when retaining . characters in property keys requires bracket notation to be used #25065
Highlight that Duration and Period conversion is provided by the ApplicationConversionService and, by default, is not available for web conversion #25062
Document logging.register-shutdown-hook and why you may want to enable it #25045
bootRun project property command line example is incomplete #25043
Document the need to use the launcher to be able to use application.* properties in a custom banner #25041
Add some guidance to the reference documentation about diagnosing unexpected property values #25039
Add reference to Ogham Spring Boot starters #24964

🔨 Dependency Upgrades

Upgrade to Spring Data 2021.0.0-M4 #25004
Upgrade to AppEngine SDK 1.9.86 #25228
Upgrade to Artemis 2.17.0 #25324
Upgrade to AssertJ 3.19.0 #25229
Upgrade to Byte Buddy 1.10.20 #25230
Upgrade to Caffeine 2.9.0 #25325
Upgrade to Couchbase Client 3.1.2 #25231
Upgrade to Elasticsearch 7.11.1 #25359
Upgrade to Flyway 7.5.3 #25232
Upgrade to FreeMarker 2.3.31 #25326
Upgrade to Hibernate 5.4.28.Final #25233
Upgrade to HikariCP 4.0.1 #25234
Upgrade to HikariCP 4.0.2 #25327
Upgrade to HtmlUnit 2.47.1 #25235
Upgrade to Infinispan 12.0.1.Final #25328
Upgrade to Janino 3.1.3 #25237
Upgrade to Jedis 3.5.1 #25238
Upgrade to Johnzon 1.2.10 #25239
Upgrade to jOOQ 3.14.7 #25240
Upgrade to JUnit 4.13.2 #25329
Upgrade to JUnit Jupiter 5.7.1 #25241
Upgrade to Kotlin 1.4.30 #25242
Upgrade to Lettuce 6.1.0.M1 #25360
Upgrade to Liquibase 4.3.1 #25330
Upgrade to Lombok 1.18.18 #25244
Upgrade to MariaDB 2.7.2 #25245
Upgrade to Micrometer 1.6.4 #25331
Upgrade to MongoDB 4.2.0-beta1 #25361
Upgrade to MSSQL JDBC 9.2.0.jre8 #25246
Upgrade to Netty 4.1.59.Final #25247
Upgrade to Nimbus JOSE JWT 9.5 #25249
Upgrade to OAuth2 OIDC SDK 9.1 #25248
Upgrade to Prometheus PushGateway 0.10.0 #25250
Upgrade to Reactor 2020.0.4 #25301
Upgrade to RxJava2 2.2.21 #25332
Upgrade to Selenium HtmlUnit 2.47.1 #25251
Upgrade to Solr 8.8.0 #25252
Upgrade to Spring AMQP 2.3.5 #25362
Upgrade to Spring Framework 5.3.4 #25293
Upgrade to Spring Integration 5.5.0-M2 #25294
Upgrade to Spring Kafka 2.7.0-M2 #25295
Upgrade to Spring Security 5.5.0-M2 #25255
Upgrade to Tomcat 9.0.43 #25253
Upgrade to Undertow 2.2.4.Final #25254

❤️ Contributors

We'd like to thank all the contributors who worked on this release!