Updated to files to fit the Standard.

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/BatchEventAutoConfiguration.java

@@ -64,8 +64,8 @@ import org.springframework.context.annotation.Lazy;
 @ConditionalOnClass(Job.class)
 @ConditionalOnBean({ Job.class, TaskLifecycleListener.class })
 // @checkstyle:off
-@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events", name = "enabled",
-		havingValue = "true", matchIfMissing = true)
+@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events", name = "enabled", havingValue = "true",
+		matchIfMissing = true)
 // @checkstyle:on
 @AutoConfigureAfter(SimpleTaskAutoConfiguration.class)
 public class BatchEventAutoConfiguration {
@@ -121,88 +121,85 @@ public class BatchEventAutoConfiguration {
 	@ConditionalOnExpression("T(org.springframework.util.StringUtils).isEmpty('${spring.batch.job.jobName:}')")
 	public static class JobExecutionListenerConfiguration {
 
-
 		@Autowired
 		private TaskEventProperties taskEventProperties;
 
 		// @checkstyle:off
 		@Bean
 		@Lazy
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.job-execution",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.job-execution", name = "enabled",
+				havingValue = "true", matchIfMissing = true)
 		// @checkstyle:on
-		public JobExecutionListener jobExecutionEventsListener(MessagePublisher messagePublisher, TaskEventProperties properties) {
-			return new EventEmittingJobExecutionListener(
-					messagePublisher,
+		public JobExecutionListener jobExecutionEventsListener(MessagePublisher messagePublisher,
+				TaskEventProperties properties) {
+			return new EventEmittingJobExecutionListener(messagePublisher,
 					this.taskEventProperties.getJobExecutionOrder(), properties);
 		}
 
 		// @checkstyle:off
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.step-execution",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.step-execution", name = "enabled",
+				havingValue = "true", matchIfMissing = true)
 		// @checkstyle:on
-		public StepExecutionListener stepExecutionEventsListener(MessagePublisher messagePublisher, TaskEventProperties properties) {
-			return new EventEmittingStepExecutionListener(
-					messagePublisher,
+		public StepExecutionListener stepExecutionEventsListener(MessagePublisher messagePublisher,
+				TaskEventProperties properties) {
+			return new EventEmittingStepExecutionListener(messagePublisher,
 					this.taskEventProperties.getStepExecutionOrder(), properties);
 		}
 
 		// @checkstyle:off
 		@Bean
 		@Lazy
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.chunk",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.chunk", name = "enabled", havingValue = "true",
+				matchIfMissing = true)
 		// @checkstyle:on
-		public EventEmittingChunkListener chunkEventsListener(MessagePublisher messagePublisher, TaskEventProperties properties) {
-			return new EventEmittingChunkListener(messagePublisher,
-					this.taskEventProperties.getChunkOrder(), properties);
+		public EventEmittingChunkListener chunkEventsListener(MessagePublisher messagePublisher,
+				TaskEventProperties properties) {
+			return new EventEmittingChunkListener(messagePublisher, this.taskEventProperties.getChunkOrder(),
+					properties);
 		}
 
 		// @checkstyle:off
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-read",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-read", name = "enabled",
+				havingValue = "true", matchIfMissing = true)
 		// @checkstyle:on
-		public ItemReadListener itemReadEventsListener(MessagePublisher messagePublisher, TaskEventProperties properties) {
-			return new EventEmittingItemReadListener(
-					messagePublisher,
-					this.taskEventProperties.getItemReadOrder(), properties);
+		public ItemReadListener itemReadEventsListener(MessagePublisher messagePublisher,
+				TaskEventProperties properties) {
+			return new EventEmittingItemReadListener(messagePublisher, this.taskEventProperties.getItemReadOrder(),
+					properties);
 		}
 
 		// @checkstyle:off
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-write",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-write", name = "enabled",
+				havingValue = "true", matchIfMissing = true)
 		// @checkstyle:on
 		public ItemWriteListener itemWriteEventsListener(MessagePublisher messagePublisher,
-			TaskEventProperties properties) {
-			return new EventEmittingItemWriteListener(
-					messagePublisher,
-					this.taskEventProperties.getItemWriteOrder(), properties);
+				TaskEventProperties properties) {
+			return new EventEmittingItemWriteListener(messagePublisher, this.taskEventProperties.getItemWriteOrder(),
+					properties);
 		}
 
 		// @checkstyle:off
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-process",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.item-process", name = "enabled",
+				havingValue = "true", matchIfMissing = true)
 		// @checkstyle:on
 		public ItemProcessListener itemProcessEventsListener(MessagePublisher messagePublisher,
-			TaskEventProperties properties) {
-			return new EventEmittingItemProcessListener(
-					messagePublisher,
+				TaskEventProperties properties) {
+			return new EventEmittingItemProcessListener(messagePublisher,
 					this.taskEventProperties.getItemProcessOrder(), properties);
 		}
 
 		// @checkstyle:off
 		@Bean
-		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.skip",
-				name = "enabled", havingValue = "true", matchIfMissing = true)
+		@ConditionalOnProperty(prefix = "spring.cloud.task.batch.events.skip", name = "enabled", havingValue = "true",
+				matchIfMissing = true)
 		// @checkstyle:on
-		public SkipListener skipEventsListener(MessagePublisher messagePublisher,
-			TaskEventProperties properties) {
-			return new EventEmittingSkipListener(messagePublisher,
-					this.taskEventProperties.getItemProcessOrder(), properties);
+		public SkipListener skipEventsListener(MessagePublisher messagePublisher, TaskEventProperties properties) {
+			return new EventEmittingSkipListener(messagePublisher, this.taskEventProperties.getItemProcessOrder(),
+					properties);
 		}
 
 		@Bean

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingChunkListener.java

@@ -55,14 +55,12 @@ public class EventEmittingChunkListener implements ChunkListener, Ordered {
 
 	@Override
 	public void beforeChunk(ChunkContext context) {
-		this.messagePublisher.publish(this.properties.getChunkEventBindingName(),
-			"Before Chunk Processing");
+		this.messagePublisher.publish(this.properties.getChunkEventBindingName(), "Before Chunk Processing");
 	}
 
 	@Override
 	public void afterChunk(ChunkContext context) {
-		this.messagePublisher.publish(this.properties.getChunkEventBindingName(),
-			"After Chunk Processing");
+		this.messagePublisher.publish(this.properties.getChunkEventBindingName(), "After Chunk Processing");
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingItemProcessListener.java

@@ -43,8 +43,7 @@ import org.springframework.util.Assert;
  */
 public class EventEmittingItemProcessListener implements ItemProcessListener, Ordered {
 
-	private static final Log logger = LogFactory
-		.getLog(EventEmittingItemProcessListener.class);
+	private static final Log logger = LogFactory.getLog(EventEmittingItemProcessListener.class);
 
 	private MessagePublisher messagePublisher;
 
@@ -59,7 +58,8 @@ public class EventEmittingItemProcessListener implements ItemProcessListener, Or
 		this.properties = properties;
 	}
 
-	public EventEmittingItemProcessListener(MessagePublisher messagePublisher, int order, TaskEventProperties properties) {
+	public EventEmittingItemProcessListener(MessagePublisher messagePublisher, int order,
+			TaskEventProperties properties) {
 		this(messagePublisher, properties);
 		this.order = order;
 	}
@@ -74,10 +74,12 @@ public class EventEmittingItemProcessListener implements ItemProcessListener, Or
 			this.messagePublisher.publish(this.properties.getItemProcessEventBindingName(), "1 item was filtered");
 		}
 		else if (item.equals(result)) {
-			this.messagePublisher.publish(this.properties.getItemProcessEventBindingName(), "item equaled result after processing");
+			this.messagePublisher.publish(this.properties.getItemProcessEventBindingName(),
+					"item equaled result after processing");
 		}
 		else {
-			this.messagePublisher.publish(this.properties.getItemProcessEventBindingName(), "item did not equal result after processing");
+			this.messagePublisher.publish(this.properties.getItemProcessEventBindingName(),
+					"item did not equal result after processing");
 		}
 	}
 
@@ -86,9 +88,8 @@ public class EventEmittingItemProcessListener implements ItemProcessListener, Or
 		if (logger.isDebugEnabled()) {
 			logger.debug("Executing onProcessError: " + e.getMessage(), e);
 		}
-		this.messagePublisher.publishWithThrowableHeader(
-			this.properties.getItemProcessEventBindingName(),
-			"Exception while item was being processed", e.getMessage());
+		this.messagePublisher.publishWithThrowableHeader(this.properties.getItemProcessEventBindingName(),
+				"Exception while item was being processed", e.getMessage());
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingItemReadListener.java

@@ -40,8 +40,7 @@ import org.springframework.util.Assert;
  */
 public class EventEmittingItemReadListener implements ItemReadListener, Ordered {
 
-	private static final Log logger = LogFactory
-			.getLog(EventEmittingItemReadListener.class);
+	private static final Log logger = LogFactory.getLog(EventEmittingItemReadListener.class);
 
 	private int order = Ordered.LOWEST_PRECEDENCE;
 
@@ -56,8 +55,7 @@ public class EventEmittingItemReadListener implements ItemReadListener, Ordered
 		this.messagePublisher = messagePublisher;
 	}
 
-	public EventEmittingItemReadListener(MessagePublisher messagePublisher,
-		int order, TaskEventProperties properties) {
+	public EventEmittingItemReadListener(MessagePublisher messagePublisher, int order, TaskEventProperties properties) {
 		this(messagePublisher, properties);
 		this.order = order;
 	}

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingItemWriteListener.java

@@ -41,8 +41,7 @@ import org.springframework.util.Assert;
  */
 public class EventEmittingItemWriteListener implements ItemWriteListener, Ordered {
 
-	private static final Log logger = LogFactory
-			.getLog(EventEmittingItemWriteListener.class);
+	private static final Log logger = LogFactory.getLog(EventEmittingItemWriteListener.class);
 
 	private int order = Ordered.LOWEST_PRECEDENCE;
 
@@ -58,7 +57,8 @@ public class EventEmittingItemWriteListener implements ItemWriteListener, Ordere
 		this.properties = properties;
 	}
 
-	public EventEmittingItemWriteListener(MessagePublisher messagePublisher, int order, TaskEventProperties properties) {
+	public EventEmittingItemWriteListener(MessagePublisher messagePublisher, int order,
+			TaskEventProperties properties) {
 		this(messagePublisher, properties);
 		this.order = order;
 	}
@@ -66,7 +66,7 @@ public class EventEmittingItemWriteListener implements ItemWriteListener, Ordere
 	@Override
 	public void beforeWrite(List items) {
 		this.messagePublisher.publish(this.properties.getItemWriteEventBindingName(),
-			items.size() + " items to be written.");
+				items.size() + " items to be written.");
 	}
 
 	@Override
@@ -75,7 +75,7 @@ public class EventEmittingItemWriteListener implements ItemWriteListener, Ordere
 			logger.debug("Executing afterWrite: " + items);
 		}
 		this.messagePublisher.publish(this.properties.getItemWriteEventBindingName(),
-			items.size() + " items have been written.");
+				items.size() + " items have been written.");
 	}
 
 	@Override
@@ -83,10 +83,9 @@ public class EventEmittingItemWriteListener implements ItemWriteListener, Ordere
 		if (logger.isDebugEnabled()) {
 			logger.debug("Executing onWriteError: " + exception.getMessage(), exception);
 		}
-		String payload = "Exception while " + items.size()
-				+ " items are attempted to be written.";
-		this.messagePublisher.publishWithThrowableHeader(
-			this.properties.getItemWriteEventBindingName(), payload, exception.getMessage());
+		String payload = "Exception while " + items.size() + " items are attempted to be written.";
+		this.messagePublisher.publishWithThrowableHeader(this.properties.getItemWriteEventBindingName(), payload,
+				exception.getMessage());
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingJobExecutionListener.java

@@ -47,19 +47,22 @@ public class EventEmittingJobExecutionListener implements JobExecutionListener,
 		this.properties = properties;
 	}
 
-	public EventEmittingJobExecutionListener(MessagePublisher messagePublisher, int order, TaskEventProperties properties) {
+	public EventEmittingJobExecutionListener(MessagePublisher messagePublisher, int order,
+			TaskEventProperties properties) {
 		this(messagePublisher, properties);
 		this.order = order;
 	}
 
 	@Override
 	public void beforeJob(JobExecution jobExecution) {
-		this.messagePublisher.publish(properties.getJobExecutionEventBindingName(), new JobExecutionEvent(jobExecution));
+		this.messagePublisher.publish(properties.getJobExecutionEventBindingName(),
+				new JobExecutionEvent(jobExecution));
 	}
 
 	@Override
 	public void afterJob(JobExecution jobExecution) {
-		this.messagePublisher.publish(properties.getJobExecutionEventBindingName(), new JobExecutionEvent(jobExecution));
+		this.messagePublisher.publish(properties.getJobExecutionEventBindingName(),
+				new JobExecutionEvent(jobExecution));
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingSkipListener.java

@@ -67,7 +67,8 @@ public class EventEmittingSkipListener implements SkipListener, Ordered {
 		if (logger.isDebugEnabled()) {
 			logger.debug("Executing onSkipInRead: " + t.getMessage(), t);
 		}
-		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(), "Skipped when reading.", t.getMessage());
+		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(),
+				"Skipped when reading.", t.getMessage());
 	}
 
 	@Override
@@ -75,7 +76,8 @@ public class EventEmittingSkipListener implements SkipListener, Ordered {
 		if (logger.isDebugEnabled()) {
 			logger.debug("Executing onSkipInWrite: " + t.getMessage(), t);
 		}
-		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(), item, t.getMessage());
+		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(), item,
+				t.getMessage());
 	}
 
 	@Override
@@ -83,7 +85,8 @@ public class EventEmittingSkipListener implements SkipListener, Ordered {
 		if (logger.isDebugEnabled()) {
 			logger.debug("Executing onSkipInProcess: " + t.getMessage(), t);
 		}
-		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(), item, t.getMessage());
+		this.messagePublisher.publishWithThrowableHeader(this.properties.getSkipEventBindingName(), item,
+				t.getMessage());
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/EventEmittingStepExecutionListener.java

@@ -34,10 +34,10 @@ import org.springframework.util.Assert;
  * @author Glenn Renfro
  * @author Ali Shahbour
  */
-public class EventEmittingStepExecutionListener
-		implements StepExecutionListener, Ordered {
+public class EventEmittingStepExecutionListener implements StepExecutionListener, Ordered {
 
 	private final MessagePublisher<StepExecutionEvent> messagePublisher;
+
 	private int order = Ordered.LOWEST_PRECEDENCE;
 
 	private TaskEventProperties properties;
@@ -50,19 +50,22 @@ public class EventEmittingStepExecutionListener
 		this.properties = properties;
 	}
 
-	public EventEmittingStepExecutionListener(MessagePublisher messagePublisher, int order, TaskEventProperties properties) {
+	public EventEmittingStepExecutionListener(MessagePublisher messagePublisher, int order,
+			TaskEventProperties properties) {
 		this(messagePublisher, properties);
 		this.order = order;
 	}
 
 	@Override
 	public void beforeStep(StepExecution stepExecution) {
-		this.messagePublisher.publish(this.properties.getStepExecutionEventBindingName(), new StepExecutionEvent(stepExecution));
+		this.messagePublisher.publish(this.properties.getStepExecutionEventBindingName(),
+				new StepExecutionEvent(stepExecution));
 	}
 
 	@Override
 	public ExitStatus afterStep(StepExecution stepExecution) {
-		this.messagePublisher.publish(this.properties.getStepExecutionEventBindingName(), new StepExecutionEvent(stepExecution));
+		this.messagePublisher.publish(this.properties.getStepExecutionEventBindingName(),
+				new StepExecutionEvent(stepExecution));
 
 		return stepExecution.getExitStatus();
 	}

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/JobExecutionEvent.java

@@ -57,8 +57,7 @@ public class JobExecutionEvent extends Entity {
 
 	private Date lastUpdated = null;
 
-	private ExitStatus exitStatus = new ExitStatus(
-			new org.springframework.batch.core.ExitStatus("UNKNOWN"));
+	private ExitStatus exitStatus = new ExitStatus(new org.springframework.batch.core.ExitStatus("UNKNOWN"));
 
 	private ExecutionContext executionContext = new ExecutionContext();
 
@@ -73,8 +72,7 @@ public class JobExecutionEvent extends Entity {
 	 * @param original the StepExecution to build this DTO around.
 	 */
 	public JobExecutionEvent(JobExecution original) {
-		this.jobParameters = new JobParametersEvent(
-				original.getJobParameters().getParameters());
+		this.jobParameters = new JobParametersEvent(original.getJobParameters().getParameters());
 		this.jobInstance = new JobInstanceEvent(original.getJobInstance().getId(),
 				original.getJobInstance().getJobName());
 		for (StepExecution stepExecution : original.getStepExecutions()) {
@@ -264,8 +262,8 @@ public class JobExecutionEvent extends Entity {
 	public String toString() {
 		return super.toString() + String.format(
 				", startTime=%s, endTime=%s, lastUpdated=%s, status=%s, exitStatus=%s, job=[%s], jobParameters=[%s]",
-				this.startTime, this.endTime, this.lastUpdated, this.status,
-				this.exitStatus, this.jobInstance, this.jobParameters);
+				this.startTime, this.endTime, this.lastUpdated, this.status, this.exitStatus, this.jobInstance,
+				this.jobParameters);
 	}
 
 }

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/JobParameterEvent.java

@@ -79,25 +79,22 @@ public class JobParameterEvent {
 		}
 
 		JobParameterEvent rhs = (JobParameterEvent) obj;
-		return this.parameter == null
-				? rhs.parameter == null && this.parameterType == rhs.parameterType
+		return this.parameter == null ? rhs.parameter == null && this.parameterType == rhs.parameterType
 				: this.parameter.equals(rhs.parameter);
 	}
 
 	@Override
 	public String toString() {
-		return this.parameter == null ? null
-				: (this.parameterType == JobParameterEvent.ParameterType.DATE
-						? "" + ((Date) this.parameter).getTime()
-						: this.parameter.toString());
+		return this.parameter == null ? null : (this.parameterType == JobParameterEvent.ParameterType.DATE
+				? "" + ((Date) this.parameter).getTime() : this.parameter.toString());
 	}
 
 	@Override
 	public int hashCode() {
 		final int BASE_HASH = 7;
 		final int MULTIPLIER_HASH = 21;
-		return BASE_HASH + MULTIPLIER_HASH * (this.parameter == null
-				? this.parameterType.hashCode() : this.parameter.hashCode());
+		return BASE_HASH + MULTIPLIER_HASH
+				* (this.parameter == null ? this.parameterType.hashCode() : this.parameter.hashCode());
 	}
 
 	/**

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/JobParametersEvent.java

@@ -42,20 +42,16 @@ public class JobParametersEvent {
 		this.parameters = new LinkedHashMap<>();
 		for (Map.Entry<String, JobParameter> entry : jobParameters.entrySet()) {
 			if (entry.getValue().getValue() instanceof String) {
-				this.parameters.put(entry.getKey(),
-						new JobParameterEvent(entry.getValue()));
+				this.parameters.put(entry.getKey(), new JobParameterEvent(entry.getValue()));
 			}
 			else if (entry.getValue().getValue() instanceof Long) {
-				this.parameters.put(entry.getKey(),
-						new JobParameterEvent(entry.getValue()));
+				this.parameters.put(entry.getKey(), new JobParameterEvent(entry.getValue()));
 			}
 			else if (entry.getValue().getValue() instanceof Date) {
-				this.parameters.put(entry.getKey(),
-						new JobParameterEvent(entry.getValue()));
+				this.parameters.put(entry.getKey(), new JobParameterEvent(entry.getValue()));
 			}
 			else if (entry.getValue().getValue() instanceof Double) {
-				this.parameters.put(entry.getKey(),
-						new JobParameterEvent(entry.getValue()));
+				this.parameters.put(entry.getKey(), new JobParameterEvent(entry.getValue()));
 			}
 		}
 	}

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/MessagePublisher.java

@@ -29,7 +29,6 @@ import org.springframework.util.Assert;
  */
 public class MessagePublisher<P> {
 
-
 	private final StreamBridge streamBridge;
 
 	public MessagePublisher(StreamBridge streamBridge) {
@@ -52,8 +51,8 @@ public class MessagePublisher<P> {
 	}
 
 	public void publishWithThrowableHeader(String bindingName, P payload, String header) {
-		Message<P> message = MessageBuilder.withPayload(payload)
-				.setHeader(BatchJobHeaders.BATCH_EXCEPTION, header).build();
+		Message<P> message = MessageBuilder.withPayload(payload).setHeader(BatchJobHeaders.BATCH_EXCEPTION, header)
+				.build();
 		publishMessage(bindingName, message);
 	}
 

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/StepExecutionEvent.java

@@ -63,8 +63,7 @@ public class StepExecutionEvent extends Entity {
 
 	private ExecutionContext executionContext = new ExecutionContext();
 
-	private ExitStatus exitStatus = new ExitStatus(
-			org.springframework.batch.core.ExitStatus.EXECUTING);
+	private ExitStatus exitStatus = new ExitStatus(org.springframework.batch.core.ExitStatus.EXECUTING);
 
 	private boolean terminateOnly;
 
@@ -82,8 +81,7 @@ public class StepExecutionEvent extends Entity {
 	 */
 	public StepExecutionEvent(StepExecution stepExecution) {
 		super();
-		Assert.notNull(stepExecution,
-				"StepExecution must be provided to re-hydrate an existing StepExecutionEvent");
+		Assert.notNull(stepExecution, "StepExecution must be provided to re-hydrate an existing StepExecutionEvent");
 		Assert.notNull(stepExecution.getJobExecution(),
 				"JobExecution must be provided to re-hydrate an existing StepExecutionEvent");
 		setId(stepExecution.getId());
@@ -393,8 +391,7 @@ public class StepExecutionEvent extends Entity {
 		}
 		StepExecution other = (StepExecution) obj;
 
-		return this.stepName.equals(other.getStepName())
-				&& (this.jobExecutionId == other.getJobExecutionId())
+		return this.stepName.equals(other.getStepName()) && (this.jobExecutionId == other.getJobExecutionId())
 				&& getId().equals(other.getId());
 	}
 
@@ -407,16 +404,13 @@ public class StepExecutionEvent extends Entity {
 	public int hashCode() {
 		Object jobExecutionId = getJobExecutionId();
 		Long id = getId();
-		return super.hashCode()
-				+ 31 * (this.stepName != null ? this.stepName.hashCode() : 0)
-				+ 91 * (jobExecutionId != null ? jobExecutionId.hashCode() : 0)
-				+ 59 * (id != null ? id.hashCode() : 0);
+		return super.hashCode() + 31 * (this.stepName != null ? this.stepName.hashCode() : 0)
+				+ 91 * (jobExecutionId != null ? jobExecutionId.hashCode() : 0) + 59 * (id != null ? id.hashCode() : 0);
 	}
 
 	@Override
 	public String toString() {
-		return String.format(getSummary() + ", exitDescription=%s",
-				this.exitStatus.getExitDescription());
+		return String.format(getSummary() + ", exitDescription=%s", this.exitStatus.getExitDescription());
 	}
 
 	public String getSummary() {
@@ -424,9 +418,8 @@ public class StepExecutionEvent extends Entity {
 				", name=%s, status=%s, exitStatus=%s, readCount=%d, "
 						+ "filterCount=%d, writeCount=%d readSkipCount=%d, writeSkipCount=%d"
 						+ ", processSkipCount=%d, commitCount=%d, rollbackCount=%d",
-				this.stepName, this.status, this.exitStatus.getExitCode(), this.readCount,
-				this.filterCount, this.writeCount, this.readSkipCount,
-				this.writeSkipCount, this.processSkipCount, this.commitCount,
+				this.stepName, this.status, this.exitStatus.getExitCode(), this.readCount, this.filterCount,
+				this.writeCount, this.readSkipCount, this.writeSkipCount, this.processSkipCount, this.commitCount,
 				this.rollbackCount);
 	}
 

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/TaskBatchEventListenerBeanPostProcessor.java

@@ -70,8 +70,7 @@ public class TaskBatchEventListenerBeanPostProcessor implements BeanPostProcesso
 	private ApplicationContext applicationContext;
 
 	@Override
-	public Object postProcessBeforeInitialization(Object bean, String beanName)
-			throws BeansException {
+	public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
 
 		registerJobExecutionEventListener(bean);
 
@@ -83,13 +82,11 @@ public class TaskBatchEventListenerBeanPostProcessor implements BeanPostProcesso
 				registerChunkEventsListener(bean);
 
 				if (tasklet instanceof ChunkOrientedTasklet) {
-					Field chunkProviderField = ReflectionUtils
-							.findField(ChunkOrientedTasklet.class, "chunkProvider");
+					Field chunkProviderField = ReflectionUtils.findField(ChunkOrientedTasklet.class, "chunkProvider");
 					ReflectionUtils.makeAccessible(chunkProviderField);
 					SimpleChunkProvider chunkProvider = (SimpleChunkProvider) ReflectionUtils
 							.getField(chunkProviderField, tasklet);
-					Field chunkProcessorField = ReflectionUtils
-							.findField(ChunkOrientedTasklet.class, "chunkProcessor");
+					Field chunkProcessorField = ReflectionUtils.findField(ChunkOrientedTasklet.class, "chunkProcessor");
 					ReflectionUtils.makeAccessible(chunkProcessorField);
 					SimpleChunkProcessor chunkProcessor = (SimpleChunkProcessor) ReflectionUtils
 							.getField(chunkProcessorField, tasklet);
@@ -106,63 +103,55 @@ public class TaskBatchEventListenerBeanPostProcessor implements BeanPostProcesso
 	}
 
 	@Override
-	public Object postProcessAfterInitialization(Object bean, String beanName)
-			throws BeansException {
+	public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
 		return bean;
 	}
 
 	private void registerItemProcessEvents(SimpleChunkProcessor chunkProcessor) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER)) {
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER)) {
 			chunkProcessor.registerListener((ItemProcessListener) this.applicationContext
 					.getBean(BatchEventAutoConfiguration.ITEM_PROCESS_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerItemReadEvents(SimpleChunkProvider chunkProvider) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.ITEM_READ_EVENTS_LISTENER)) {
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.ITEM_READ_EVENTS_LISTENER)) {
 			chunkProvider.registerListener((ItemReadListener) this.applicationContext
 					.getBean(BatchEventAutoConfiguration.ITEM_READ_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerItemWriteEvents(SimpleChunkProcessor chunkProcessor) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.ITEM_WRITE_EVENTS_LISTENER)) {
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.ITEM_WRITE_EVENTS_LISTENER)) {
 			chunkProcessor.registerListener((ItemWriteListener) this.applicationContext
 					.getBean(BatchEventAutoConfiguration.ITEM_WRITE_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerSkipEvents(SimpleChunkProvider chunkProvider) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER)) {
-			chunkProvider.registerListener((SkipListener) this.applicationContext
-					.getBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER));
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER)) {
+			chunkProvider.registerListener(
+					(SkipListener) this.applicationContext.getBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerSkipEvents(SimpleChunkProcessor chunkProcessor) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER)) {
-			chunkProcessor.registerListener((SkipListener) this.applicationContext
-					.getBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER));
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER)) {
+			chunkProcessor.registerListener(
+					(SkipListener) this.applicationContext.getBean(BatchEventAutoConfiguration.SKIP_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerChunkEventsListener(Object bean) {
-		if (this.applicationContext
-				.containsBean(BatchEventAutoConfiguration.CHUNK_EVENTS_LISTENER)) {
-			((TaskletStep) bean)
-					.registerChunkListener((ChunkListener) this.applicationContext
-							.getBean(BatchEventAutoConfiguration.CHUNK_EVENTS_LISTENER));
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.CHUNK_EVENTS_LISTENER)) {
+			((TaskletStep) bean).registerChunkListener(
+					(ChunkListener) this.applicationContext.getBean(BatchEventAutoConfiguration.CHUNK_EVENTS_LISTENER));
 		}
 	}
 
 	private void registerJobExecutionEventListener(Object bean) {
-		if (bean instanceof AbstractJob && this.applicationContext.containsBean(
-				BatchEventAutoConfiguration.JOB_EXECUTION_EVENTS_LISTENER)) {
+		if (bean instanceof AbstractJob
+				&& this.applicationContext.containsBean(BatchEventAutoConfiguration.JOB_EXECUTION_EVENTS_LISTENER)) {
 			JobExecutionListener jobExecutionEventsListener = (JobExecutionListener) this.applicationContext
 					.getBean(BatchEventAutoConfiguration.JOB_EXECUTION_EVENTS_LISTENER);
 
@@ -172,8 +161,7 @@ public class TaskBatchEventListenerBeanPostProcessor implements BeanPostProcesso
 	}
 
 	private void registerStepExecutionEventListener(Object bean) {
-		if (this.applicationContext.containsBean(
-				BatchEventAutoConfiguration.STEP_EXECUTION_EVENTS_LISTENER)) {
+		if (this.applicationContext.containsBean(BatchEventAutoConfiguration.STEP_EXECUTION_EVENTS_LISTENER)) {
 			StepExecutionListener stepExecutionListener = (StepExecutionListener) this.applicationContext
 					.getBean(BatchEventAutoConfiguration.STEP_EXECUTION_EVENTS_LISTENER);
 			AbstractStep step = (AbstractStep) bean;

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/batch/listener/support/TaskEventProperties.java

@@ -68,12 +68,19 @@ public class TaskEventProperties {
 	private int skipOrder = Ordered.LOWEST_PRECEDENCE;
 
 	private String jobExecutionEventBindingName = "job-execution-events";
+
 	private String skipEventBindingName = "skip-events";
+
 	private String chunkEventBindingName = "chunk-events";
+
 	private String itemProcessEventBindingName = "item-process-events";
+
 	private String itemReadEventBindingName = "item-read-events";
+
 	private String itemWriteEventBindingName = "item-write-events";
+
 	private String stepExecutionEventBindingName = "step-execution-events";
+
 	private String taskEventBindingName = "task-events";
 
 	public int getJobExecutionOrder() {
@@ -132,7 +139,6 @@ public class TaskEventProperties {
 		this.skipOrder = skipOrder;
 	}
 
-
 	public String getJobExecutionEventBindingName() {
 		return jobExecutionEventBindingName;
 	}
@@ -196,4 +202,5 @@ public class TaskEventProperties {
 	public void setTaskEventBindingName(String taskEventBindingName) {
 		this.taskEventBindingName = taskEventBindingName;
 	}
+
 }

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/launcher/TaskLaunchRequest.java

@@ -56,18 +56,14 @@ public class TaskLaunchRequest implements Serializable {
 	 * @param applicationName name to be applied to the launched task. If set to null then
 	 * the launched task name will be "Task-`hash code of the TaskLaunchRequest`.
 	 */
-	public TaskLaunchRequest(String uri, List<String> commandlineArguments,
-			Map<String, String> environmentProperties,
+	public TaskLaunchRequest(String uri, List<String> commandlineArguments, Map<String, String> environmentProperties,
 			Map<String, String> deploymentProperties, String applicationName) {
 		Assert.hasText(uri, "uri must not be empty nor null.");
 
 		this.uri = uri;
-		this.commandlineArguments = (commandlineArguments == null) ? new ArrayList<>()
-				: commandlineArguments;
-		this.environmentProperties = environmentProperties == null ? new HashMap<>()
-				: environmentProperties;
-		this.deploymentProperties = deploymentProperties == null ? new HashMap<>()
-				: deploymentProperties;
+		this.commandlineArguments = (commandlineArguments == null) ? new ArrayList<>() : commandlineArguments;
+		this.environmentProperties = environmentProperties == null ? new HashMap<>() : environmentProperties;
+		this.deploymentProperties = deploymentProperties == null ? new HashMap<>() : deploymentProperties;
 		setApplicationName(applicationName);
 	}
 
@@ -125,16 +121,15 @@ public class TaskLaunchRequest implements Serializable {
 	 * @param applicationName the name to be
 	 */
 	public void setApplicationName(String applicationName) {
-		this.applicationName = !StringUtils.hasText(applicationName)
-				? "Task-" + UUID.randomUUID().toString() : applicationName;
+		this.applicationName = !StringUtils.hasText(applicationName) ? "Task-" + UUID.randomUUID().toString()
+				: applicationName;
 	}
 
 	@Override
 	public String toString() {
-		return "TaskLaunchRequest{" + "uri='" + this.uri + '\''
-				+ ", commandlineArguments=" + this.commandlineArguments
-				+ ", environmentProperties=" + this.environmentProperties
-				+ ", deploymentProperties=" + this.deploymentProperties + '}';
+		return "TaskLaunchRequest{" + "uri='" + this.uri + '\'' + ", commandlineArguments=" + this.commandlineArguments
+				+ ", environmentProperties=" + this.environmentProperties + ", deploymentProperties="
+				+ this.deploymentProperties + '}';
 	}
 
 	@Override

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/launcher/TaskLauncherSink.java

@@ -65,12 +65,10 @@ public class TaskLauncherSink {
 		Assert.notNull(this.taskLauncher, "TaskLauncher has not been initialized");
 		logger.info("Launching Task for the following uri " + taskLaunchRequest.getUri());
 		Resource resource = this.resourceLoader.getResource(taskLaunchRequest.getUri());
-		AppDefinition definition = new AppDefinition(
-				taskLaunchRequest.getApplicationName(),
+		AppDefinition definition = new AppDefinition(taskLaunchRequest.getApplicationName(),
 				taskLaunchRequest.getEnvironmentProperties());
 		AppDeploymentRequest request = new AppDeploymentRequest(definition, resource,
-				taskLaunchRequest.getDeploymentProperties(),
-				taskLaunchRequest.getCommandlineArguments());
+				taskLaunchRequest.getDeploymentProperties(), taskLaunchRequest.getCommandlineArguments());
 		this.taskLauncher.launch(request);
 	}
 

spring-cloud-task-stream/src/main/java/org/springframework/cloud/task/listener/TaskEventAutoConfiguration.java

@@ -41,8 +41,8 @@ import org.springframework.context.annotation.PropertySource;
 @ConditionalOnBean(TaskLifecycleListener.class)
 @ConditionalOnExpression("T(org.springframework.util.StringUtils).isEmpty('${spring.batch.job.jobName:}')")
 // @checkstyle:off
-@ConditionalOnProperty(prefix = "spring.cloud.task.events", name = "enabled",
-		havingValue = "true", matchIfMissing = true)
+@ConditionalOnProperty(prefix = "spring.cloud.task.events", name = "enabled", havingValue = "true",
+		matchIfMissing = true)
 // @checkstyle:on
 @PropertySource("classpath:/org/springframework/cloud/task/application.properties")
 @AutoConfigureBefore(BindingServiceConfiguration.class)
@@ -55,8 +55,10 @@ public class TaskEventAutoConfiguration {
 	 */
 	@Configuration(proxyBeanMethods = false)
 	public static class ListenerConfiguration {
+
 		@Bean
-		public TaskExecutionListener taskEventEmitter(StreamBridge streamBridge, TaskEventProperties taskEventProperties) {
+		public TaskExecutionListener taskEventEmitter(StreamBridge streamBridge,
+				TaskEventProperties taskEventProperties) {
 			return new TaskExecutionListener() {
 				@Override
 				public void onTaskStartup(TaskExecution taskExecution) {