Suppress warnings and remove unused imports

spring-messaging/src/main/java/org/springframework/messaging/simp/stomp/StompReactorNettyTcpClient.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -17,7 +17,6 @@
 package org.springframework.messaging.simp.stomp;
 
 import org.springframework.messaging.tcp.reactor.ReactorNettyTcpClient;
-import reactor.tcp.encoding.Codec;
 
 /**
  * A variation of {@link ReactorNettyTcpClient} for sending and receiving STOMP frames.

spring-messaging/src/main/java/org/springframework/messaging/support/AbstractSubscribableChannel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -20,7 +20,6 @@ import org.springframework.messaging.MessageHandler;
 import org.springframework.messaging.SubscribableChannel;
 
 import java.util.Collections;
-import java.util.List;
 import java.util.Set;
 import java.util.concurrent.CopyOnWriteArraySet;
 

spring-messaging/src/main/java/org/springframework/messaging/support/ExecutorSubscribableChannel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -16,8 +16,6 @@
 
 package org.springframework.messaging.support;
 
-import java.util.Set;
-import java.util.concurrent.CopyOnWriteArraySet;
 import java.util.concurrent.Executor;
 
 import org.springframework.messaging.Message;

spring-messaging/src/main/java/org/springframework/messaging/support/GenericMessage.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -17,7 +17,6 @@
 package org.springframework.messaging.support;
 
 import java.io.Serializable;
-import java.util.HashMap;
 import java.util.Map;
 
 import org.springframework.messaging.Message;

spring-messaging/src/test/java/org/springframework/messaging/simp/annotation/support/SendToMethodReturnValueHandlerTests.java

@@ -23,17 +23,18 @@ import javax.security.auth.Subject;
 
 import org.junit.Before;
 import org.junit.Test;
+
 import org.mockito.ArgumentCaptor;
 import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
+
 import org.springframework.core.MethodParameter;
 import org.springframework.messaging.Message;
 import org.springframework.messaging.MessageChannel;
 import org.springframework.messaging.handler.annotation.SendTo;
 import org.springframework.messaging.simp.SimpMessageHeaderAccessor;
 import org.springframework.messaging.simp.SimpMessagingTemplate;
-import org.springframework.messaging.simp.TestPrincipal;
 import org.springframework.messaging.simp.annotation.SendToUser;
 import org.springframework.messaging.simp.user.DestinationUserNameProvider;
 import org.springframework.messaging.support.MessageBuilder;
@@ -70,8 +71,8 @@ public class SendToMethodReturnValueHandlerTests {
 	private MethodParameter sendToUserDefaultDestReturnType;
 
 
-	@SuppressWarnings("unchecked")
 	@Before
+	@SuppressWarnings({ "unchecked", "rawtypes" })
 	public void setup() throws Exception {
 
 		MockitoAnnotations.initMocks(this);

spring-messaging/src/test/java/org/springframework/messaging/simp/annotation/support/SubscriptionMethodReturnValueHandlerTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -65,8 +65,8 @@ public class SubscriptionMethodReturnValueHandlerTests {
 	private MethodParameter messageMappingReturnType;
 
 
-	@SuppressWarnings("unchecked")
 	@Before
+	@SuppressWarnings({ "unchecked", "rawtypes" })
 	public void setup() throws Exception {
 
 		MockitoAnnotations.initMocks(this);

spring-messaging/src/test/java/org/springframework/messaging/simp/config/StompBrokerRelayRegistrationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -16,8 +16,8 @@
 
 package org.springframework.messaging.simp.config;
 
-import org.junit.Before;
 import org.junit.Test;
+
 import org.springframework.messaging.MessageChannel;
 import org.springframework.messaging.StubMessageChannel;
 import org.springframework.messaging.SubscribableChannel;
@@ -25,7 +25,6 @@ import org.springframework.messaging.simp.stomp.StompBrokerRelayMessageHandler;
 
 import java.util.Arrays;
 
-import static org.junit.Assert.assertArrayEquals;
 import static org.junit.Assert.assertEquals;
 
 /**

spring-messaging/src/test/java/org/springframework/messaging/simp/user/UserDestinationMessageHandlerTests.java

@@ -59,6 +59,7 @@ public class UserDestinationMessageHandlerTests {
 
 
 	@Test
+	@SuppressWarnings("rawtypes")
 	public void handleSubscribe() {
 		when(this.brokerChannel.send(Mockito.any(Message.class))).thenReturn(true);
 		this.messageHandler.handleMessage(createMessage(SimpMessageType.SUBSCRIBE, "joe", SESSION_ID, "/user/queue/foo"));
@@ -71,6 +72,7 @@ public class UserDestinationMessageHandlerTests {
 	}
 
 	@Test
+	@SuppressWarnings("rawtypes")
 	public void handleUnsubscribe() {
 		when(this.brokerChannel.send(Mockito.any(Message.class))).thenReturn(true);
 		this.messageHandler.handleMessage(createMessage(SimpMessageType.UNSUBSCRIBE, "joe", "123", "/user/queue/foo"));
@@ -83,6 +85,7 @@ public class UserDestinationMessageHandlerTests {
 	}
 
 	@Test
+	@SuppressWarnings("rawtypes")
 	public void handleMessage() {
 		this.registry.registerSessionId("joe", "123");
 		when(this.brokerChannel.send(Mockito.any(Message.class))).thenReturn(true);