v5.0.0-M2

⭐ Features

• Add Micrometer Observation API usage #4065
• Integrate SAP Hana as supported Spring Batch database #1087

🚀 Enhancements

• Rename schema-oracle10g to schema-oracle #1057
• Constructors with var args/Lists #686
• Remove benign [WARNINGS] from batch build #4066
• MongoItemReader#setSort check its argument #4014
• Collection's empty data check using CollectionUtils.isEmpty #4021
• Add @Nullable to StepExecution::endTime #4034
• Remove SQLLite Batch database tables before starting tests #4063

🔨 Dependency Upgrades

• Upgrade to Spring Framework 6.0.0-M3
• Upgrade to Spring Data 2022.0.0-M3
• Upgrade to Spring Integration 6.0.0-M2
• Upgrade to Spring AMQP 3.0.0-M2
• Upgrade to Spring for Apache Kafka 3.0.0-M3
• Upgrade to Micrometer 2.0.0-M2

📔 Documentation

• Added missing docs for batch.core and batch.core.configuration packages #4068
• Wrong size for BATCH_JOB_INSTANCE.JOB_KEY in Appendix A #4071
• Fix typos in documentation #4010
• Fix Javadoc of FaultTolerantChunkProvider #4029

❤️ Contributors

We'd like to thank all contributors who helped in making this release possible!

v4.3.5

🐞 Bug fixes

• Adjust h2 schema to work with v2.0.x #4043
• Adjust H2PagingQueryProvider to work with v2.x #4047

🚀 Enhancements

• Simplify GET_LAST_STEP_EXECUTION #3997
• Make countStepExecutions access batch_job_execution only once #3876
• Add @Nullable to StepExecution::endTime #4034
• Collection's empty data check using CollectionUtils.isEmpty #4021
• Check arguments of MongoItemReader#setSort #4014

📔 Documentation

• Add example for in-memory repository, with no deprecated classes #4016
• Document default types of beans registered by EnableBatchProcessing annotation #3993
• Fix Javadoc of FaultTolerantChunkProvider #4029
• Fix typos in documentation #4010

v5.0.0-M1

This is the first milestone of Spring Batch 5.0. This milestone contains a number of breaking changes. Please refer to the migration guide for more details about upgrade instructions.

🚀 Enhancements

• Remove the unconditional exposure of the transaction manager as a bean #3981
• SQL Server Auto-generated Schema - TEXT data type deprecated: #864
• Deprecate support classes implementing interfaces with default methods #3925
• Add default methods in interfaces #3924
• JobParameter must not accept null values #3913
• FlatFileItemWriter now uses charset to determine default encoding #3910
• FlatFileItemReader and FlatFileItemWriter don't have the same default encoding #1154
• Avoid string conversion in ExecutionContextSerializer tests #3986
• Make ScopeConfiguration publicly accessible #3958
• In JOB_PARAMS table DATE_VAL column is updated incorrectly Like "1/1/1970 1:00:00.000000 AM" instead to the current date #1577
• Use default methods in TestExecutionListener #3909
• refactor: simplify boolean expression #3945
• Remove Reflection from StepScopeTestExecutionListener #3908
• Replace deprecated TransactionSynchronizationAdapter #3874
• Remove double brace initialization #3868
• Fix some raw types #3803
• Don't call wrapper constructors directly #3800
• Replace Assert.assertThat with MatcherAssert.assertThat #3804
• Replace #initMocks with MockitoRule #3805
• Refactor deprecated extractDatabaseMetaData #3873
• Simplify GET_LAST_STEP_EXECUTION #3997
• Make countStepExecutions access batch_job_execution only once #3876
• Adjust h2 schema to work with v2.0.x #4043
• Adjust H2PagingQueryProvider to work with v2.x #4047
• Require spring-jdbc in core module #4048
• Rename setJobIncrementer to setJobInstanceIncrementer in JdbcJobInstanceDao #3929

⭐ Features

• Upgrade minimum Java version to 17 #3994
• Add setter with a strongly typed parameter for the transaction isolation level type #4032
• Add getDataSource method to DefaultBatchConfigurer #3872

🐞 Bug fixes

• StepExecution counts integer overflow #3650
• Deadlock accessing creating a job on sqlserver when multiple jobs start at once #1448
• Oracle Error on creating new Batch Job #1127
• Oracle clustered environment with cached sequences can lead to Spring Batch thinking new job already exists #2000
• Batch sequences generate unordered ids, which results in unordered instances returned by JobExplorer #1422
• DefaultBatchConfigurer warns about the lack of TransactionManager provided, yet offers no way to supply it #763
• No pom.xml for published artifacts for 5.0.0-SNAPSHOT #4028
• Map.of() cannot be deserialized #4036

🔨 Tasks

• Favour jakarta over javax components #3656
• Upgrade Spring dependencies to major versions #4027
• Deprecate support for Neo4j #3956
• Update maven wrapper version to 3.8.2 #3978
• Clean up schema versions in XML files #913
• Remove deprecated APIs #3836
• Remove usage of deprecated APIs #3838
• Remove SQLFire support #3839
• Remove JSR-352 implementation #3894
• Updated graceful shutdown sample by removing deprecated code #3916
• Replaces deprecated interfaces #3971
• Remove some deprecated APIs from tests #3962
• CI builds against various database platforms #3092
• OptimisticLockingFailureTests.testAsyncStopOfStartingJob fails intermittently #1121
• Intermittent failure in ConcurrentTransactionTests on windows #3851
• Intermittent failure in AsynchronousTests on windows #3852
• FaultTolerantExceptionClassesTests testNoRollbackTaskletRollbackException fails intermittently #1117
• Rename master branch to main #3879
• Update build process to use Maven #3820

🔨 Dependency Upgrades

• Upgrade to Spring Framework 6.0.0-M2
• Upgrade to Spring Data 2022.0.0-M1
• Upgrade to Spring Integration 6.0.0-M1
• Upgrade to Spring AMQP 3.0.0-M1
• Upgrade to Spring for Apache Kafka 3.0.0-M1
• Upgrade to Micrometer 2.0.0-M1

📔 Documentation

• Editing of the job edit changes #3918
• Add EPUB output in documentation #3920
• Restore the dynamic ToC #4019

❤️ Contributors

We'd like to thank all contributors who helped in making this release possible!

v4.3.4

🐞 Bug fixes

• Consider making JobParameters#getParameters() immutable #3980
• JdbcPagingItemReader with sort key crashes in multithreaded step for empty query #3898
• BatchTestContextCustomizer does not implement hashCode/equals, preventing context caching #3940
• "IllegalArgumentException: Only 1 out of 2 arguments could be assigned" using MethodInvokingTaskletAdapter + NamedParameterJdbcTemplate #3794
• Remove whitespace to support multiple execution statement #3861
• SimpleJobExplorer#getLastJobExecution does not fetch step executions #3943
• NPE in JDBC ItemReaders after changes in spring-jdbc's AbstractFallbackSQLExceptionTranslator #3968

📔 Documentation

• Fix double "the" typo everywhere in source code #3977
• Fix typos in the document for configuring steps #3965
• Incorrect content in spring-batch-docs jar #3922
• Duplicate entries in the documentation distribution file #3917

v4.2.8.RELEASE

🐞 Bug fixes

• Consider making JobParameters#getParameters() immutable #3980
• JdbcPagingItemReader with sort key crashes in multithreaded step for empty query #3898
• BatchTestContextCustomizer does not implement hashCode/equals, preventing context caching #3940
• "IllegalArgumentException: Only 1 out of 2 arguments could be assigned" using MethodInvokingTaskletAdapter + NamedParameterJdbcTemplate #3794
• Remove whitespace to support multiple execution statement #3861
• SimpleJobExplorer#getLastJobExecution does not fetch step executions #3943
• NPE in JDBC ItemReaders after changes in spring-jdbc's AbstractFallbackSQLExceptionTranslator #3968

📔 Documentation

• Fix double "the" typo everywhere in source code #3977
• Fix typos in the document for configuring steps #3965
• Incorrect content in spring-batch-docs jar #3922

v4.3.3

🐞 Bug fixes

• SimpleJobRepository should ignore non-identifying JobParameters #1221
• Setting item processor property with lambda error #3749
• Override SimpleStepBuilder.faultTolerant() in FaultTolerantStepBuilder #3840
• JdbcCursorItemReaderBuilder defaults verifyCursorPosition to false, but its Javadoc says the opposite #3893
• org.springframework.batch.core.JobParameter.toString may return null #834
• AvroItemWriter uses GenericDatumWriter instead of SpecificDatumWriter for type that extends SpecificRecordBase #3859

🚀 Enhancements

• Replace the list used internally by the ListItemReader (ArrayList -> LinkedList) #3782

📔 Documentation

• Improve code example in "Configuring and Running a Job" section #3888
• Incorrect code examples in documentation #3889
• Fix misused 'end()' in examples #3902
• Fix typo in documentation #3907

v4.2.7.RELEASE

🐞 Bug fixes

• SimpleJobRepository should ignore non-identifying JobParameters #1221
• Setting item processor property with lambda error #3749
• Override SimpleStepBuilder.faultTolerant() in FaultTolerantStepBuilder #3840
• JdbcCursorItemReaderBuilder defaults verifyCursorPosition to false, but its Javadoc says the opposite #3893
• org.springframework.batch.core.JobParameter.toString may return null #834
• AvroItemWriter uses GenericDatumWriter instead of SpecificDatumWriter for type that extends SpecificRecordBase #3859

🚀 Enhancements

• Replace the list used internally by the ListItemReader (ArrayList -> LinkedList) #3782

📔 Documentation

• Improve code example in "Configuring and Running a Job" section #3888
• Incorrect code examples in documentation #3889
• Fix misused 'end()' in examples #3902

v4.3.2

🐞 Bug fixes

• Incorrect value of kind attribute in spring-batch-3.0.xsd #1479
• KafkaItemWriter should wait for results of kafkaTemplate.sendDefault call #3773
• Incorrect usage of StringBuilder in TransactionAwareBufferedWriter #3745

🚀 Enhancements

• Provide constructors for injection #3819
• Jackson2ExecutionContextStringSerializer should trust result of Arrays.asList() by default #3830
• Add java.sql.Timestamp to trusted classes in Jackson2ExecutionContextStringSerializer #3855
• Added isXXXEnabled for logging statements #3814
• Better sizes for StringBuilder #3813
• Reduce the toCharArray overhead #3812

📔 Documentation

• Fix javadoc on ItemReadListener interface #3815
• Fix javadoc in ExitStatus #3811
• chunk-oriented-processing and completion-policy inconsistent with documentation #1629
• Regression in the "Configuring and Running a Job" section of the reference documentation #3848

v4.2.6.RELEASE

🐞 Bug fixes

• Incorrect value of kind attribute in spring-batch-3.0.xsd #1479
• KafkaItemWriter should wait for results of kafkaTemplate.sendDefault call #3773
• Incorrect usage of StringBuilder in TransactionAwareBufferedWriter #3745

🚀 Enhancements

• Provide constructors for injection #3819
• Jackson2ExecutionContextStringSerializer should trust result of Arrays.asList() by default #3830
• Add java.sql.Timestamp to trusted classes in Jackson2ExecutionContextStringSerializer #3855
• Added isXXXEnabled for logging statements #3814
• Better sizes for StringBuilder #3813
• Reduce the toCharArray overhead #3812

📔 Documentation

• Fix javadoc on ItemReadListener interface #3815
• Fix javadoc in ExitStatus #3811
• chunk-oriented-processing and completion-policy inconsistent with documentation #1629

v4.3.1

🐞 Bug fixes

• After restarting a failed job using RunIdIncrementer, all subsequent job launches throw ClassCastException #3799
• Use isQuoteCharacter instead of direct char comparison in DelimitedLineTokenizer #682
• Incorrect behaviour of RepositoryItemReader#jumpToItem() on restart #1074
• Do not throw NPE for job instances without executions #3798

🚀 Enhancements

• kafkaTemplate in KafkaItemWriter should be protected #3802