Add EmptyLineSeparator Checkstyle rule

* Support "blank lines around" via `spring-framework.xml` IDEA config
* Fix all the Checkstyle violations

spring-integration-ip/src/test/java/org/springframework/integration/ip/config/TcpConnectionFactoryFactoryBeanTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2022 the original author or authors.
+ * Copyright 2014-2024 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.
@@ -41,7 +41,6 @@ public class TcpConnectionFactoryFactoryBeanTest {
 		assertThat(TestUtils.getPropertyValue(fb.getObject(), "readDelay")).isEqualTo(100L);
 	}
 
-
 	@Test
 	public void testReadDelay() throws Exception {
 		TcpConnectionFactoryFactoryBean fb = new TcpConnectionFactoryFactoryBean();

spring-integration-ip/src/test/java/org/springframework/integration/ip/dsl/IpIntegrationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2023 the original author or authors.
+ * Copyright 2016-2024 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.
@@ -207,16 +207,11 @@ public class IpIntegrationTests {
 				.get();
 		CountDownLatch latch = new CountDownLatch(1);
 		AtomicInteger port = new AtomicInteger();
-		class Listener implements ApplicationListener<TcpConnectionServerListeningEvent> {
-
-			@Override
-			public void onApplicationEvent(TcpConnectionServerListeningEvent event) {
-				port.set(event.getPort());
-				latch.countDown();
-			}
-
-		}
-		this.applicationContext.addApplicationListener(new Listener());
+		this.applicationContext.addApplicationListener(
+				(ApplicationListener<TcpConnectionServerListeningEvent>) event -> {
+					port.set(event.getPort());
+					latch.countDown();
+				});
 		this.flowContext.registration(server)
 				.id("streamCloseServer")
 				.register();

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/AutoStartTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -64,4 +64,5 @@ public class AutoStartTests {
 		tcpNetIn.stop();
 		TestingUtilities.waitStopListening(cfS1, null);
 	}
+
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/ConnectionToConnectionTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -47,7 +47,6 @@ import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-
 /**
  * @author Gary Russell
  * @author Gunnar Hillert

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/FactoryStopStartTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2024 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 @@ import org.junit.Test;
 import org.springframework.integration.ip.tcp.connection.AbstractServerConnectionFactory;
 import org.springframework.integration.ip.tcp.connection.TcpNetServerConnectionFactory;
 
-
 /**
  * @author Gary Russell
  * @since 2.0.4
@@ -42,4 +41,5 @@ public class FactoryStopStartTests {
 	public static void main(String[] args) {
 		new FactoryStopStartTests().testRestart();
 	}
+
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpConfigOutboundGatewayTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -223,7 +223,6 @@ public class TcpConfigOutboundGatewayTests {
 		assertThat(new String(bytes).trim()).isEqualTo("echo:test");
 	}
 
-
 	private void testOutboundUsingConfig() {
 		Message<String> message = MessageBuilder.withPayload("test").build();
 		requestChannel.send(message);

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpInboundGatewayTests.java

@@ -345,7 +345,6 @@ public class TcpInboundGatewayTests {
 		client.stop();
 	}
 
-
 	private void readFully(InputStream is, byte[] buff) throws IOException {
 		for (int i = 0; i < buff.length; i++) {
 			buff[i] = (byte) is.read();

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpOutboundGatewayTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -1096,7 +1096,7 @@ public class TcpOutboundGatewayTests {
 		given(connection.getConnectionId()).willReturn("testId");
 		willThrow(new RuntimeException("intentional"))
 				.given(connection)
-						.send(any(Message.class));
+				.send(any(Message.class));
 
 		willReturn(connection)
 				.given(ccf)

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpReceivingChannelAdapterTests.java

@@ -654,6 +654,7 @@ public class TcpReceivingChannelAdapterTests extends AbstractTcpChannelAdapterTe
 		public String serviceMethod(byte[] bytes) {
 			throw new RuntimeException("Failed");
 		}
+
 	}
 
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpSendingMessageHandlerTests.java

@@ -80,7 +80,6 @@ import static org.assertj.core.api.Assertions.fail;
 import static org.awaitility.Awaitility.await;
 import static org.mockito.Mockito.mock;
 
-
 /**
  * @author Gary Russell
  * @author Artem Bilan

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/TcpSendingNoSocketTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -61,4 +61,5 @@ public class TcpSendingNoSocketTests {
 	public void exceptionTrapped() {
 		advised.send(new GenericMessage<String>("foo"));
 	}
+
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/connection/ConnectionTimeoutTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -227,6 +227,7 @@ public class ConnectionTimeoutTests {
 			return false;
 		});
 		server.registerSender(new TcpSender() {
+
 			@Override
 			public void addNewConnection(TcpConnection connection) {
 				serverConnection.set(connection);
@@ -241,6 +242,7 @@ public class ConnectionTimeoutTests {
 	public void setupClientCallback(AbstractClientConnectionFactory client) {
 		client.setComponentName("clientFactory");
 		client.registerSender(new TcpSender() {
+
 			@Override
 			public void addNewConnection(TcpConnection connection) {
 			}

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/connection/HelloWorldInterceptorFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -19,7 +19,6 @@ package org.springframework.integration.ip.tcp.connection;
 import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.context.ApplicationEventPublisherAware;
 
-
 /**
  * @author Gary Russell
  * @since 2.0

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/connection/TcpNioConnectionReadTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -102,7 +102,6 @@ public class TcpNioConnectionReadTests {
 		done.countDown();
 	}
 
-
 	@SuppressWarnings("unchecked")
 	@Test
 	public void testFragmented() throws Exception {

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/connection/TcpNioConnectionTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -93,7 +93,6 @@ import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
-
 /**
  * @author Gary Russell
  * @author John Anderson

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/connection/TcpSenderTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2022-2023 the original author or authors.
+ * Copyright 2022-2024 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.
@@ -24,7 +24,6 @@ import java.util.Map;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.concurrent.atomic.AtomicReference;
 
 import org.junit.jupiter.api.Test;
 
@@ -33,6 +32,8 @@ import static org.assertj.core.api.Assertions.assertThat;
 /**
  * @author Gary Russell
  * @author Kazuki Shimizu
+ * @author Artem Bilan
+ *
  * @since 5.3.10
  *
  */
@@ -83,7 +84,6 @@ public class TcpSenderTests {
 		AtomicInteger instances = new AtomicInteger();
 		List<Integer> addOrder = Collections.synchronizedList(new ArrayList<>());
 		List<Integer> remOrder = Collections.synchronizedList(new ArrayList<>());
-		AtomicReference<Thread> thread = new AtomicReference<>();
 		Map<Integer, TcpConnection> interceptorsPerInstance = new HashMap<>();
 		List<TcpConnection> passedConnectionsToSenderViaAddNewConnection = new ArrayList<>();
 		class InterceptorFactory extends HelloWorldInterceptorFactory {
@@ -118,6 +118,7 @@ public class TcpSenderTests {
 			}
 
 		}
+
 		chain.setInterceptor(new InterceptorFactory(), new InterceptorFactory(), new InterceptorFactory());
 		client.setInterceptorFactoryChain(chain);
 		CountDownLatch firstClosed = new CountDownLatch(1);

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/serializer/DeserializationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -24,7 +24,6 @@ import java.net.ServerSocket;
 import java.net.Socket;
 import java.nio.ByteBuffer;
 import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.Executor;
 import java.util.concurrent.atomic.AtomicReference;
 
 import javax.net.ServerSocketFactory;
@@ -33,8 +32,6 @@ import org.junit.Rule;
 import org.junit.Test;
 
 import org.springframework.beans.factory.BeanFactory;
-import org.springframework.context.ApplicationEvent;
-import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.core.serializer.DefaultDeserializer;
 import org.springframework.core.task.SimpleAsyncTaskExecutor;
 import org.springframework.integration.channel.QueueChannel;
@@ -57,6 +54,7 @@ import static org.mockito.Mockito.mock;
 /**
  * @author Gary Russell
  * @author Gavin Gray
+ * @author Artem Bilan
  *
  * @since 2.0
  */
@@ -183,7 +181,6 @@ public class DeserializationTests {
 		}
 		catch (IOException e) {
 			if (!e.getMessage().startsWith("Message length")) {
-				e.printStackTrace();
 				fail("Unexpected IO Error:" + e.getMessage());
 			}
 		}
@@ -206,7 +203,6 @@ public class DeserializationTests {
 		}
 		catch (IOException e) {
 			if (!e.getMessage().startsWith("Read timed out")) {
-				e.printStackTrace();
 				fail("Unexpected IO Error:" + e.getMessage());
 			}
 		}
@@ -230,7 +226,6 @@ public class DeserializationTests {
 		}
 		catch (IOException e) {
 			if (!e.getMessage().startsWith("ETX not found")) {
-				e.printStackTrace();
 				fail("Unexpected IO Error:" + e.getMessage());
 			}
 		}
@@ -253,7 +248,6 @@ public class DeserializationTests {
 		}
 		catch (IOException e) {
 			if (!e.getMessage().startsWith("Read timed out")) {
-				e.printStackTrace();
 				fail("Unexpected IO Error:" + e.getMessage());
 			}
 		}
@@ -277,7 +271,6 @@ public class DeserializationTests {
 		}
 		catch (IOException e) {
 			if (!e.getMessage().startsWith("CRLF not found")) {
-				e.printStackTrace();
 				fail("Unexpected IO Error:" + e.getMessage());
 			}
 		}
@@ -289,22 +282,18 @@ public class DeserializationTests {
 	public void canDeserializeMultipleSubsequentTerminators() throws IOException {
 		byte terminator = (byte) '\n';
 		ByteArraySingleTerminatorSerializer serializer = new ByteArraySingleTerminatorSerializer(terminator);
-		ByteArrayInputStream inputStream = new ByteArrayInputStream("s\n\n".getBytes());
 
-		try {
+		try (ByteArrayInputStream inputStream = new ByteArrayInputStream("s\n\n".getBytes())) {
 			byte[] bytes = serializer.deserialize(inputStream);
 			assertThat(bytes.length).isEqualTo(1);
 			assertThat(bytes[0]).isEqualTo("s".getBytes()[0]);
 			bytes = serializer.deserialize(inputStream);
 			assertThat(bytes.length).isEqualTo(0);
 		}
-		finally {
-			inputStream.close();
-		}
 	}
 
 	@Test
-	public void deserializationEvents() throws Exception {
+	public void deserializationEvents() {
 		doDeserialize(new ByteArrayCrLfSerializer(), "CRLF not found before max message length: 5");
 		doDeserialize(new ByteArrayLengthHeaderSerializer(), "Message length 1718579042 exceeds max message length: 5");
 		TcpDeserializationExceptionEvent event = doDeserialize(new ByteArrayLengthHeaderSerializer(),
@@ -330,24 +319,11 @@ public class DeserializationTests {
 
 	private TcpDeserializationExceptionEvent doDeserialize(AbstractByteArraySerializer deser, String expectedMessage,
 			byte[] data, int mms) {
-		final AtomicReference<TcpDeserializationExceptionEvent> event =
-				new AtomicReference<TcpDeserializationExceptionEvent>();
-		class Publisher implements ApplicationEventPublisher {
 
-			@Override
-			public void publishEvent(ApplicationEvent anEvent) {
-				event.set((TcpDeserializationExceptionEvent) anEvent);
-			}
+		AtomicReference<TcpDeserializationExceptionEvent> event = new AtomicReference<>();
 
-			@Override
-			public void publishEvent(Object event) {
-
-			}
-
-		}
-		Publisher publisher = new Publisher();
 		ByteArrayInputStream bais = new ByteArrayInputStream(data);
-		deser.setApplicationEventPublisher(publisher);
+		deser.setApplicationEventPublisher(anEvent -> event.set((TcpDeserializationExceptionEvent) anEvent));
 		deser.setMaxMessageSize(mms);
 		try {
 			deser.deserialize(bais);
@@ -362,16 +338,16 @@ public class DeserializationTests {
 	}
 
 	@Test
-	public void testTimeoutWithCustomDeserializer() throws Exception {
+	public void testTimeoutWithCustomDeserializer() {
 		testTimeoutWhileDecoding(new CustomDeserializer(), "\u0000\u0002\u0000\u0005reply");
 	}
 
 	@Test
-	public void testTimeoutWithRawDeserializer() throws Exception {
+	public void testTimeoutWithRawDeserializer() {
 		testTimeoutWhileDecoding(new ByteArrayRawSerializer(), "reply");
 	}
 
-	public void testTimeoutWhileDecoding(AbstractByteArraySerializer deserializer, String reply) throws Exception {
+	private void testTimeoutWhileDecoding(AbstractByteArraySerializer deserializer, String reply) {
 		ByteArrayRawSerializer serializer = new ByteArrayRawSerializer();
 		TcpNioServerConnectionFactory serverNio = new TcpNioServerConnectionFactory(0);
 		ByteArrayLengthHeaderSerializer lengthHeaderSerializer = new ByteArrayLengthHeaderSerializer(1);
@@ -407,23 +383,21 @@ public class DeserializationTests {
 				// eat SocketTimeoutException. Doesn't matter for this test
 			}
 		};
-		Executor exec = new SimpleAsyncTaskExecutor("-");
+		try (SimpleAsyncTaskExecutor exec = new SimpleAsyncTaskExecutor("-")) {
+			exec.execute(command);
+		}
 
-		Message<?> message;
-
-		// short reply should not be received.
-		exec.execute(command);
-		message = serverSideChannel.receive(10000);
+		Message<?> message = serverSideChannel.receive(10000);
 		assertThat(message).isNotNull();
 		assertThat(new String((byte[]) message.getPayload())).isEqualTo("Test");
 		String shortReply = reply.substring(0, reply.length() - 1);
-		((MessageChannel) message.getHeaders().getReplyChannel()).send(new GenericMessage<String>(shortReply));
+		((MessageChannel) message.getHeaders().getReplyChannel()).send(new GenericMessage<>(shortReply));
 		message = outputChannel.receive(1000);
 		assertThat(message).isNull();
 	}
 
 	@Test
-	public void testTimeoutWithRawDeserializerEofIsTerminator() throws Exception {
+	public void testTimeoutWithRawDeserializerEofIsTerminator() {
 		ByteArrayRawSerializer serializer = new ByteArrayRawSerializer();
 		TcpNioServerConnectionFactory serverNio = new TcpNioServerConnectionFactory(0);
 		ByteArrayLengthHeaderSerializer lengthHeaderSerializer = new ByteArrayLengthHeaderSerializer(1);
@@ -459,15 +433,15 @@ public class DeserializationTests {
 				// eat SocketTimeoutException. Doesn't matter for this test
 			}
 		};
-		Executor exec = new SimpleAsyncTaskExecutor("testTimeoutWithRawDeserializerEofIsTerminator-");
 
-		Message<?> message;
+		try (SimpleAsyncTaskExecutor exec = new SimpleAsyncTaskExecutor("testTimeoutWithRawDeserializerEofIsTerminator-")) {
+			exec.execute(command);
+		}
 
-		exec.execute(command);
-		message = serverSideChannel.receive(10000);
+		Message<?> message = serverSideChannel.receive(10000);
 		assertThat(message).isNotNull();
 		assertThat(new String((byte[]) message.getPayload())).isEqualTo("Test");
-		((MessageChannel) message.getHeaders().getReplyChannel()).send(new GenericMessage<String>("reply"));
+		((MessageChannel) message.getHeaders().getReplyChannel()).send(new GenericMessage<>("reply"));
 		message = outputChannel.receive(10000);
 		assertThat(message).isNotNull();
 		assertThat(new String(((byte[]) message.getPayload()))).isEqualTo("reply");
@@ -529,7 +503,7 @@ public class DeserializationTests {
 		}
 
 		@Override
-		public void serialize(byte[] object, OutputStream outputStream) throws IOException {
+		public void serialize(byte[] object, OutputStream outputStream) {
 		}
 
 	}

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/serializer/LengthHeaderSerializationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -27,7 +27,6 @@ import org.junit.Test;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
 
-
 /**
  * @author Gary Russell
  * @author Artem Bilan

spring-integration-ip/src/test/java/org/springframework/integration/ip/tcp/serializer/MapJsonSerializerTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -41,4 +41,5 @@ public class MapJsonSerializerTests {
 		map = deserializer.deserialize(bais);
 		assertThat(map).isNotNull();
 	}
+
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/udp/MultiClientTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -28,7 +28,6 @@ import org.springframework.messaging.Message;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-
 /**
  *
  * For both .net. and .nio. adapters, creates a single server and 10 clients

spring-integration-ip/src/test/java/org/springframework/integration/ip/udp/SyslogdTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -36,4 +36,5 @@ public class SyslogdTests {
 		System.in.read();
 		ctx.close();
 	}
+
 }

spring-integration-ip/src/test/java/org/springframework/integration/ip/udp/UdpMulticastEndToEndTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -77,7 +77,6 @@ public class UdpMulticastEndToEndTests implements Runnable {
 
 	private static long hangAroundFor = 0;
 
-
 	@Test
 	public void runIt() throws Exception {
 		String location = "org/springframework/integration/ip/udp/testIp-out-multicast-context.xml";
@@ -198,7 +197,6 @@ public class UdpMulticastEndToEndTests implements Runnable {
 		ctx.close();
 	}
 
-
 	public static void main(String[] args) throws Exception {
 		hangAroundFor = 120000;
 		new UdpMulticastEndToEndTests().runIt();

spring-integration-ip/src/test/java/org/springframework/integration/ip/udp/UdpUnicastEndToEndTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -124,7 +124,6 @@ public class UdpUnicastEndToEndTests implements Runnable {
 		return applicationContext;
 	}
 
-
 	public void launchSender(ApplicationContext applicationContext) throws Exception {
 		DestinationResolver<MessageChannel> channelResolver = new BeanFactoryChannelResolver(applicationContext);
 		MessageChannel inputChannel = channelResolver.resolveDestination("inputChannel");
@@ -213,7 +212,6 @@ public class UdpUnicastEndToEndTests implements Runnable {
 		ctx.close();
 	}
 
-
 	public static void main(String[] args) throws Exception {
 		hangAroundFor = 120000;
 		new UdpUnicastEndToEndTests().runIt();