polish

Remove unused imports

spring-messaging/src/main/java/org/springframework/messaging/simp/config/MessageBrokerRegistry.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 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.
@@ -23,7 +23,6 @@ import org.springframework.messaging.MessageChannel;
 import org.springframework.messaging.SubscribableChannel;
 import org.springframework.messaging.simp.broker.SimpleBrokerMessageHandler;
 import org.springframework.messaging.simp.stomp.StompBrokerRelayMessageHandler;
-import org.springframework.messaging.simp.user.SimpUserRegistry;
 import org.springframework.util.Assert;
 import org.springframework.util.PathMatcher;
 

spring-messaging/src/main/java/org/springframework/messaging/simp/user/UserDestinationMessageHandler.java

@@ -17,7 +17,6 @@
 package org.springframework.messaging.simp.user;
 
 import static org.springframework.messaging.simp.SimpMessageHeaderAccessor.*;
-import static org.springframework.messaging.support.MessageHeaderAccessor.getAccessor;
 
 import java.util.Arrays;
 import java.util.List;

spring-messaging/src/main/java/org/springframework/messaging/tcp/reactor/Reactor2TcpClient.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 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 java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Properties;
-import java.util.concurrent.atomic.AtomicBoolean;
 
 import io.netty.channel.nio.NioEventLoopGroup;
 import io.netty.util.concurrent.Future;

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

@@ -44,7 +44,6 @@ import org.springframework.messaging.MessageHeaders;
 import org.springframework.messaging.converter.StringMessageConverter;
 import org.springframework.messaging.handler.DestinationPatternsMessageCondition;
 import org.springframework.messaging.handler.annotation.SendTo;
-import org.springframework.messaging.handler.annotation.support.DestinationVariableMethodArgumentResolver;
 import org.springframework.messaging.simp.SimpMessageHeaderAccessor;
 import org.springframework.messaging.simp.SimpMessageSendingOperations;
 import org.springframework.messaging.simp.SimpMessagingTemplate;

spring-messaging/src/test/java/org/springframework/messaging/simp/broker/SimpleBrokerMessageHandlerTests.java

@@ -17,8 +17,6 @@
 package org.springframework.messaging.simp.broker;
 
 import static org.junit.Assert.*;
-import static org.mockito.Matchers.any;
-import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.*;
 
 import java.security.Principal;

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

@@ -16,9 +16,6 @@
 
 package org.springframework.messaging.simp.config;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-
 import org.junit.Test;
 
 import org.springframework.messaging.MessageChannel;

spring-messaging/src/test/java/org/springframework/messaging/simp/stomp/DefaultStompSessionTests.java

@@ -13,12 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.messaging.simp.stomp;
 
 import static org.hamcrest.Matchers.*;
 import static org.junit.Assert.*;
 import static org.mockito.Matchers.any;
-import static org.mockito.Mockito.eq;
 import static org.mockito.Mockito.*;
 
 import java.nio.charset.Charset;

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

@@ -13,14 +13,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.messaging.simp.user;
 
 import static org.junit.Assert.*;
 import static org.mockito.Mockito.*;
 
-import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Iterator;

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

@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.messaging.simp.user;
 
-import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Set;
 

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

@@ -13,11 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.messaging.simp.user;
 
 import static org.junit.Assert.*;
-import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.*;
 
 import java.util.Arrays;