Clean up warnings in spring-test

spring-test/src/main/java/org/springframework/test/web/servlet/htmlunit/HtmlUnitRequestBuilder.java

@@ -29,7 +29,6 @@ import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
 import java.util.StringTokenizer;
-import java.util.regex.Pattern;
 import javax.servlet.ServletContext;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
@@ -70,9 +69,6 @@ import org.springframework.web.util.UriComponentsBuilder;
  */
 final class HtmlUnitRequestBuilder implements RequestBuilder, Mergeable {
 
-	private static final Pattern LOCALE_PATTERN = Pattern.compile("^\\s*(\\w{2})(?:-(\\w{2}))?(?:;q=(\\d+\\.\\d+))?$");
-
-
 	private final Map<String, MockHttpSession> sessions;
 
 	private final WebClient webClient;

spring-test/src/test/java/org/springframework/mock/web/MockHttpServletResponseTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2017 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.
@@ -19,8 +19,6 @@ package org.springframework.mock.web;
 import java.io.IOException;
 import java.util.Arrays;
 import java.util.Collection;
-import java.util.Collections;
-import java.util.List;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletResponse;
 

spring-test/src/test/java/org/springframework/test/web/client/samples/MockMvcClientHttpRequestFactoryTests.java

@@ -35,7 +35,6 @@ import org.springframework.util.concurrent.ListenableFuture;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.ResponseBody;
-import org.springframework.web.client.AsyncRestTemplate;
 import org.springframework.web.client.RestTemplate;
 import org.springframework.web.context.WebApplicationContext;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
@@ -44,7 +43,6 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
 import static org.junit.Assert.assertEquals;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
 
-
 /**
  * Tests that use a {@link RestTemplate} configured with a
  * {@link MockMvcClientHttpRequestFactory} that is in turn configured with a
@@ -79,7 +77,8 @@ public class MockMvcClientHttpRequestFactoryTests {
 	@Test
 	@SuppressWarnings("deprecation")
 	public void testAsyncTemplate() throws Exception {
-		AsyncRestTemplate template = new AsyncRestTemplate(new MockMvcClientHttpRequestFactory(this.mockMvc));
+		org.springframework.web.client.AsyncRestTemplate template = new org.springframework.web.client.AsyncRestTemplate(
+				new MockMvcClientHttpRequestFactory(this.mockMvc));
 		ListenableFuture<ResponseEntity<String>> entity = template.getForEntity("/foo", String.class);
 		assertEquals("bar", entity.get().getBody());
 	}