v6.4.0-M1

⭐ New Features

• Enhanced unlock() method of JdbcLock to verify successful unlocking #9291
• ZeroMQ: ZeroMQMessageHandler with bind capability #9228
• ZeroMQ: optional topic wrap #9197
• Revise LobHandler usage in JDBC module #9192
• [SFTP Adapters]Allow clearing unprocessed files in AbstractRemoteFileStreamingMessageSource #8898

🐞 Bug Fixes

• The spring-integration actuator endpoint doesn't work when multiple MeterRegistry beans are registered #9335
• IMAP idle channel adapter reconnect behavior seems to be different when (not) using a mail filter expression #9297
• When deleteSourceFiles is true, the setPermissions method of FileWritingMessageHandler should be called. #9294
• SFTP: ClientSession associated with SftpSession is never closed. #9272
• SMB inbound channel adapter behavior changed with 6.2.6 #9268
• Fix IntegrationManagementConfiguration.obtainObservationPatterns() for HashSet sort #9260
• Restore ReactorContext into Imperative Processing #9259
• The FluxMessageChannel does not honor back-pressure #9215
• Subscription Identifier always included when adding an mqtt topic on MQTT 5 #9214
• SMB outbound gateway doesn't seem to support the GET command #9211
• ErrorMessages are mangled by observed message channels #9198
• The MessageReceiverContext must support raw byte[] for headers as well #9191

📔 Documentation

• Update global-properties.adoc #9314
• Add 'milliseconds' unit to Javadoc for 'soTimeout' parameters in vari… #9293
• Documentation fix for 'Message Channels with Hazelcast' #9230

🔨 Dependency Upgrades

• Bump org.springframework.graphql:spring-graphql from 1.3.1 to 1.3.2 #9345
• Bump graalvmVersion from 24.0.1 to 24.0.2 #9344
• Bump mongoDriverVersion from 5.1.1 to 5.1.2 #9325
• Bump org.assertj:assertj-core from 3.26.0 to 3.26.3 #9324
• Bump org.springframework.retry:spring-retry from 2.0.6 to 2.0.7 #9323
• Bump com.fasterxml.jackson:jackson-bom from 2.17.1 to 2.17.2 #9303
• Bump org.jruby:jruby-complete from 9.4.7.0 to 9.4.8.0 #9302
• Bump org.apache.groovy:groovy-bom from 4.0.21 to 4.0.22 #9301
• Bump org.junit:junit-bom from 5.10.2 to 5.10.3 #9289
• Bump protobufVersion from 4.27.1 to 4.27.2 #9288
• Bump org.springframework.graphql:spring-graphql from 1.3.0 to 1.3.1 #9263
• Bump com.gradle.develocity from 3.17.4 to 3.17.5 #9236
• Bump mongoDriverVersion from 5.1.0 to 5.1.1 #9235
• Bump protobufVersion from 4.27.0 to 4.27.1 #9223
• Bump debeziumVersion from 2.6.1.Final to 2.6.2.Final #9201
• Bump com.icegreen:greenmail from 2.1.0-alpha-4 to 2.1.0-rc-1 #9200

❤️ Contributors

Thank you to all the contributors who worked on this release:

@alessiomatricardi, @gzhao9, @hajubal, and @swiss-chris