Remove unused imports

Author: fmbenhassine

spring-batch-core/src/main/java/org/springframework/batch/core/ItemReadListener.java

@@ -16,7 +16,6 @@
 package org.springframework.batch.core;
 
 import org.springframework.batch.item.ItemReader;
-import org.springframework.batch.item.ItemWriter;
 
 /**
  * Listener interface around the reading of an item.

spring-batch-core/src/main/java/org/springframework/batch/core/JobParametersBuilder.java

@@ -24,7 +24,6 @@
 
 import org.springframework.batch.core.explore.JobExplorer;
 import org.springframework.lang.NonNull;
-import org.springframework.lang.Nullable;
 import org.springframework.util.Assert;
 
 /**

spring-batch-core/src/main/java/org/springframework/batch/core/listener/ItemListenerSupport.java

@@ -15,12 +15,9 @@
  */
 package org.springframework.batch.core.listener;
 
-import java.util.List;
-
 import org.springframework.batch.core.ItemProcessListener;
 import org.springframework.batch.core.ItemReadListener;
 import org.springframework.batch.core.ItemWriteListener;
-import org.springframework.lang.Nullable;
 
 /**
  * Basic no-op implementation of the {@link ItemReadListener},

spring-batch-core/src/main/java/org/springframework/batch/core/listener/StepListenerSupport.java

@@ -15,19 +15,10 @@
  */
 package org.springframework.batch.core.listener;
 
-import java.util.List;
-
 import org.springframework.batch.core.ChunkListener;
-import org.springframework.batch.core.ExitStatus;
-import org.springframework.batch.core.ItemProcessListener;
-import org.springframework.batch.core.ItemReadListener;
-import org.springframework.batch.core.ItemWriteListener;
 import org.springframework.batch.core.SkipListener;
-import org.springframework.batch.core.StepExecution;
 import org.springframework.batch.core.StepExecutionListener;
 import org.springframework.batch.core.StepListener;
-import org.springframework.batch.core.scope.context.ChunkContext;
-import org.springframework.lang.Nullable;
 
 /**
  * Basic no-op implementations of all {@link StepListener} interfaces.

spring-batch-core/src/main/java/org/springframework/batch/core/repository/support/AbstractJobRepositoryFactoryBean.java

@@ -28,7 +28,6 @@
 import org.springframework.batch.core.repository.dao.JobExecutionDao;
 import org.springframework.batch.core.repository.dao.JobInstanceDao;
 import org.springframework.batch.core.repository.dao.StepExecutionDao;
-import org.springframework.batch.support.PropertiesConverter;
 import org.springframework.beans.factory.FactoryBean;
 import org.springframework.beans.factory.InitializingBean;
 import org.springframework.transaction.PlatformTransactionManager;

spring-batch-core/src/main/java/org/springframework/batch/core/step/item/FaultTolerantChunkProcessor.java

@@ -22,13 +22,11 @@
 import java.util.List;
 import java.util.concurrent.atomic.AtomicReference;
 
-import io.micrometer.core.instrument.Tag;
 import io.micrometer.core.instrument.Timer;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 
 import org.springframework.batch.core.StepContribution;
-import org.springframework.batch.core.StepExecution;
 import org.springframework.batch.core.listener.StepListenerFailedException;
 import org.springframework.batch.core.metrics.BatchMetrics;
 import org.springframework.batch.core.step.skip.LimitCheckingItemSkipPolicy;

spring-batch-core/src/test/java/org/springframework/batch/core/JobParameterTests.java

@@ -16,7 +16,6 @@
 package org.springframework.batch.core;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
 import java.util.Date;

spring-batch-core/src/test/java/org/springframework/batch/core/JobParametersBuilderTests.java

@@ -31,7 +31,6 @@
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertThrows;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;

spring-batch-core/src/test/java/org/springframework/batch/core/JobParametersTests.java

@@ -25,7 +25,6 @@
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Map.Entry;
-import java.util.Properties;
 
 import org.junit.Before;
 import org.junit.Test;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/annotation/TransactionManagerConfigurationWithBatchConfigurerTests.java

@@ -21,7 +21,6 @@
 import org.junit.Assert;
 import org.junit.Test;
 
-import org.springframework.batch.core.configuration.BatchConfigurationException;
 import org.springframework.batch.core.repository.JobRepository;
 import org.springframework.beans.factory.UnsatisfiedDependencyException;
 import org.springframework.context.ApplicationContext;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/annotation/TransactionManagerConfigurationWithoutBatchConfigurerTests.java

@@ -22,7 +22,6 @@
 import org.junit.Test;
 
 import org.springframework.batch.core.repository.JobRepository;
-import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.beans.factory.UnsatisfiedDependencyException;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.annotation.AnnotationConfigApplicationContext;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/xml/JobParserParentAttributeTests.java

@@ -27,7 +27,6 @@
 import org.springframework.batch.core.Job;
 import org.springframework.batch.core.JobExecutionListener;
 import org.springframework.batch.core.job.AbstractJob;
-import org.springframework.batch.core.listener.JobExecutionListenerSupport;
 import org.springframework.batch.core.repository.JobRepository;
 import org.springframework.batch.core.repository.support.SimpleJobRepository;
 import org.springframework.beans.factory.annotation.Autowired;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/xml/StepListenerInStepParserTests.java

@@ -25,7 +25,6 @@
 import org.junit.runner.RunWith;
 import org.springframework.aop.framework.Advised;
 import org.springframework.batch.core.Step;
-import org.springframework.batch.core.StepExecutionListener;
 import org.springframework.batch.core.StepListener;
 import org.springframework.batch.core.listener.ItemListenerSupport;
 import org.springframework.batch.core.step.tasklet.TaskletStep;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/xml/StepParserTests.java

@@ -48,7 +48,6 @@
 import org.springframework.batch.item.support.CompositeItemStream;
 import org.springframework.batch.repeat.CompletionPolicy;
 import org.springframework.batch.repeat.policy.SimpleCompletionPolicy;
-import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.beans.factory.parsing.BeanDefinitionParsingException;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.ConfigurableApplicationContext;

spring-batch-core/src/test/java/org/springframework/batch/core/configuration/xml/TaskletParserAdapterTests.java

@@ -18,7 +18,6 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 
-import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.batch.core.BatchStatus;

spring-batch-core/src/test/java/org/springframework/batch/core/job/SimpleJobTests.java

@@ -41,33 +41,18 @@
 import org.springframework.batch.core.JobInstance;
 import org.springframework.batch.core.JobInterruptedException;
 import org.springframework.batch.core.JobParameters;
-import org.springframework.batch.core.JobParametersBuilder;
 import org.springframework.batch.core.Step;
 import org.springframework.batch.core.StepExecution;
 import org.springframework.batch.core.UnexpectedJobExecutionException;
 import org.springframework.batch.core.explore.JobExplorer;
 import org.springframework.batch.core.explore.support.JobExplorerFactoryBean;
-import org.springframework.batch.core.listener.JobExecutionListenerSupport;
 import org.springframework.batch.core.repository.JobRepository;
-import org.springframework.batch.core.repository.dao.ExecutionContextDao;
-import org.springframework.batch.core.repository.dao.Jackson2ExecutionContextStringSerializer;
-import org.springframework.batch.core.repository.dao.JdbcExecutionContextDao;
-import org.springframework.batch.core.repository.dao.JdbcJobExecutionDao;
-import org.springframework.batch.core.repository.dao.JdbcJobInstanceDao;
-import org.springframework.batch.core.repository.dao.JdbcStepExecutionDao;
-import org.springframework.batch.core.repository.dao.JobExecutionDao;
-import org.springframework.batch.core.repository.dao.JobInstanceDao;
-import org.springframework.batch.core.repository.dao.StepExecutionDao;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
-import org.springframework.batch.core.repository.support.SimpleJobRepository;
 import org.springframework.batch.core.step.StepSupport;
 import org.springframework.batch.item.ExecutionContext;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
-import org.springframework.jdbc.support.incrementer.HsqlMaxValueIncrementer;
-import org.springframework.jdbc.support.incrementer.HsqlSequenceMaxValueIncrementer;
 
 /**
  * Tests for DefaultJobLifecycle.

spring-batch-core/src/test/java/org/springframework/batch/core/jsr/partition/JsrPartitionHandlerTests.java

@@ -28,7 +28,6 @@
 import org.springframework.batch.core.jsr.step.batchlet.BatchletSupport;
 import org.springframework.batch.core.repository.JobRepository;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
-import org.springframework.batch.core.step.JobRepositorySupport;
 import org.springframework.batch.core.step.StepSupport;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;

spring-batch-core/src/test/java/org/springframework/batch/core/step/item/FaultTolerantStepFactoryBeanRetryTests.java

@@ -37,15 +37,8 @@
 import org.springframework.batch.core.Step;
 import org.springframework.batch.core.StepExecution;
 import org.springframework.batch.core.StepListener;
-import org.springframework.batch.core.listener.SkipListenerSupport;
 import org.springframework.batch.core.repository.JobRepository;
-import org.springframework.batch.core.repository.dao.Jackson2ExecutionContextStringSerializer;
-import org.springframework.batch.core.repository.dao.JdbcExecutionContextDao;
-import org.springframework.batch.core.repository.dao.JdbcJobExecutionDao;
-import org.springframework.batch.core.repository.dao.JdbcJobInstanceDao;
-import org.springframework.batch.core.repository.dao.JdbcStepExecutionDao;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
-import org.springframework.batch.core.repository.support.SimpleJobRepository;
 import org.springframework.batch.core.step.AbstractStep;
 import org.springframework.batch.core.step.factory.FaultTolerantStepFactoryBean;
 import org.springframework.batch.item.ExecutionContext;
@@ -57,16 +50,12 @@
 import org.springframework.batch.item.support.ListItemReader;
 import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.batch.support.transaction.TransactionAwareProxyFactory;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
-import org.springframework.jdbc.support.incrementer.HsqlMaxValueIncrementer;
-import org.springframework.jdbc.support.incrementer.HsqlSequenceMaxValueIncrementer;
 import org.springframework.lang.Nullable;
 import org.springframework.retry.policy.MapRetryContextCache;
 import org.springframework.retry.policy.SimpleRetryPolicy;
-import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.support.TransactionSynchronizationManager;
 import org.springframework.util.StringUtils;
 

spring-batch-core/src/test/java/org/springframework/batch/core/step/item/FaultTolerantStepFactoryBeanTests.java

@@ -43,7 +43,6 @@
 import org.springframework.batch.core.Step;
 import org.springframework.batch.core.StepExecution;
 import org.springframework.batch.core.StepListener;
-import org.springframework.batch.core.listener.SkipListenerSupport;
 import org.springframework.batch.core.repository.JobRepository;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
 import org.springframework.batch.core.scope.context.ChunkContext;

spring-batch-core/src/test/java/org/springframework/batch/core/step/item/SimpleStepFactoryBeanTests.java

@@ -43,13 +43,7 @@
 import org.springframework.batch.core.listener.ItemListenerSupport;
 import org.springframework.batch.core.listener.StepListenerSupport;
 import org.springframework.batch.core.repository.JobRepository;
-import org.springframework.batch.core.repository.dao.Jackson2ExecutionContextStringSerializer;
-import org.springframework.batch.core.repository.dao.JdbcExecutionContextDao;
-import org.springframework.batch.core.repository.dao.JdbcJobExecutionDao;
-import org.springframework.batch.core.repository.dao.JdbcJobInstanceDao;
-import org.springframework.batch.core.repository.dao.JdbcStepExecutionDao;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
-import org.springframework.batch.core.repository.support.SimpleJobRepository;
 import org.springframework.batch.core.scope.context.ChunkContext;
 import org.springframework.batch.core.step.AbstractStep;
 import org.springframework.batch.core.step.factory.SimpleStepFactoryBean;
@@ -61,12 +55,9 @@
 import org.springframework.batch.repeat.policy.SimpleCompletionPolicy;
 import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.core.task.SimpleAsyncTaskExecutor;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
-import org.springframework.jdbc.support.incrementer.HsqlMaxValueIncrementer;
-import org.springframework.jdbc.support.incrementer.HsqlSequenceMaxValueIncrementer;
 import org.springframework.lang.Nullable;
 
 /**

spring-batch-core/src/test/java/org/springframework/batch/core/step/tasklet/StepExecutorInterruptionTests.java

@@ -23,8 +23,6 @@
 import java.util.List;
 import java.util.concurrent.Semaphore;
 
-import javax.sql.DataSource;
-
 import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;

spring-batch-core/src/test/java/org/springframework/batch/core/step/tasklet/TaskletStepTests.java

@@ -40,13 +40,7 @@
 import org.springframework.batch.core.StepExecutionListener;
 import org.springframework.batch.core.job.JobSupport;
 import org.springframework.batch.core.repository.JobRepository;
-import org.springframework.batch.core.repository.dao.Jackson2ExecutionContextStringSerializer;
-import org.springframework.batch.core.repository.dao.JdbcExecutionContextDao;
-import org.springframework.batch.core.repository.dao.JdbcJobExecutionDao;
-import org.springframework.batch.core.repository.dao.JdbcJobInstanceDao;
-import org.springframework.batch.core.repository.dao.JdbcStepExecutionDao;
 import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
-import org.springframework.batch.core.repository.support.SimpleJobRepository;
 import org.springframework.batch.core.scope.context.ChunkContext;
 import org.springframework.batch.core.step.JobRepositorySupport;
 import org.springframework.batch.core.step.StepInterruptionPolicy;
@@ -64,12 +58,9 @@
 import org.springframework.batch.repeat.support.RepeatTemplate;
 import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.dao.DataAccessResourceFailureException;
-import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
-import org.springframework.jdbc.support.incrementer.HsqlMaxValueIncrementer;
-import org.springframework.jdbc.support.incrementer.HsqlSequenceMaxValueIncrementer;
 import org.springframework.lang.Nullable;
 import org.springframework.transaction.TransactionException;
 import org.springframework.transaction.interceptor.DefaultTransactionAttribute;

spring-batch-core/src/test/java/org/springframework/batch/core/test/concurrent/ConcurrentTransactionTests.java

@@ -51,7 +51,6 @@
 import org.springframework.core.task.SimpleAsyncTaskExecutor;
 import org.springframework.core.task.TaskExecutor;
 import org.springframework.jdbc.datasource.embedded.ConnectionProperties;
-import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseConfigurer;
 import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseFactory;
 import org.springframework.jdbc.datasource.init.ResourceDatabasePopulator;

spring-batch-infrastructure/src/main/java/org/springframework/batch/item/database/HibernateItemWriter.java

@@ -25,7 +25,6 @@
 
 import org.springframework.batch.item.ItemWriter;
 import org.springframework.beans.factory.InitializingBean;
-import org.springframework.orm.hibernate5.HibernateOperations;
 import org.springframework.util.Assert;
 
 /**

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/avro/example/User.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,7 +21,6 @@
  */
 package org.springframework.batch.item.avro.example;
 
-import org.apache.avro.generic.GenericArray;
 import org.apache.avro.specific.SpecificData;
 import org.apache.avro.util.Utf8;
 import org.apache.avro.message.BinaryMessageEncoder;

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/database/JdbcPagingQueryIntegrationTests.java

@@ -28,7 +28,6 @@
 import org.apache.commons.logging.LogFactory;
 import org.junit.After;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/MultiResourceItemReaderIntegrationTests.java

@@ -15,11 +15,7 @@
  */
 package org.springframework.batch.item.file;
 
-import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.*;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
 
 import java.io.IOException;
 import java.io.InputStream;

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/json/JsonFileItemWriterFunctionalTests.java

@@ -17,7 +17,6 @@
 package org.springframework.batch.item.json;
 
 import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
 import java.math.BigDecimal;
 import java.nio.charset.Charset;
@@ -26,10 +25,7 @@
 import java.nio.file.Paths;
 import java.util.Arrays;
 import java.util.Collections;
-import java.util.List;
 
-import org.junit.Assert;
-import org.junit.Before;
 import org.junit.Test;
 import org.skyscreamer.jsonassert.JSONAssert;
 
@@ -39,15 +35,11 @@
 import org.springframework.batch.item.json.domain.Trade;
 import org.springframework.batch.support.transaction.ResourcelessTransactionManager;
 import org.springframework.core.io.FileSystemResource;
-import org.springframework.core.io.Resource;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.support.TransactionCallback;
 import org.springframework.transaction.support.TransactionTemplate;
-import org.springframework.util.DigestUtils;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 /**

spring-batch-infrastructure/src/test/java/org/springframework/batch/repeat/support/SimpleRepeatTemplateTests.java

@@ -36,7 +36,6 @@
 import org.springframework.batch.repeat.callback.NestedRepeatCallback;
 import org.springframework.batch.repeat.context.RepeatContextSupport;
 import org.springframework.batch.repeat.exception.ExceptionHandler;
-import org.springframework.batch.repeat.listener.RepeatListenerSupport;
 import org.springframework.batch.repeat.policy.CompletionPolicySupport;
 import org.springframework.batch.repeat.policy.SimpleCompletionPolicy;
 

spring-batch-infrastructure/src/test/java/org/springframework/batch/support/LastModifiedResourceComparatorTests.java

@@ -15,7 +15,6 @@
  */
 package org.springframework.batch.support;
 
-import org.apache.commons.io.FileUtils;
 import org.junit.Test;
 import org.springframework.core.io.FileSystemResource;
 

spring-batch-infrastructure/src/test/java/org/springframework/batch/support/transaction/ConcurrentTransactionAwareProxyTests.java

@@ -18,8 +18,6 @@
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
 
 import java.util.ArrayList;
 import java.util.HashMap;