#758 - Polishing.

Original pull request: #717.

src/main/java/org/springframework/hateoas/mvc/ControllerLinkBuilder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -15,7 +15,7 @@
  */
 package org.springframework.hateoas.mvc;
 
-import static org.springframework.hateoas.mvc.ForwardedHeader.handleXForwardedSslHeader;
+import static org.springframework.hateoas.mvc.ForwardedHeader.*;
 
 import lombok.RequiredArgsConstructor;
 import lombok.experimental.Delegate;
@@ -330,7 +330,7 @@ public class ControllerLinkBuilder extends LinkBuilderSupport<ControllerLinkBuil
 	 * @return
 	 */
 	private static boolean isSpringAtLeast5_1() {
-		
+
 		String versionOfSpringFramework = ApplicationContext.class.getPackage().getImplementationVersion();
 
 		String[] parts = versionOfSpringFramework.split("\\.");
@@ -377,7 +377,7 @@ public class ControllerLinkBuilder extends LinkBuilderSupport<ControllerLinkBuil
 		public UriTemplate getMappingAsUriTemplate(Class<?> type, Method method) {
 
 			String mapping = delegate.getMapping(type, method);
-			
+
 			return templates.computeIfAbsent(mapping, UriTemplate::new);
 		}
 	}

src/main/java/org/springframework/hateoas/mvc/ForwardedHeader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017 the original author or authors.
+ * Copyright 2017-2018 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.
@@ -46,8 +46,8 @@ class ForwardedHeader {
 	}
 
 	/**
-	 * Utility method to pull handling of {@literal X-Forwarded-Ssl} into a class that will be removed when
-	 * rebaselined against Spring 5.1
+	 * Utility method to pull handling of {@literal X-Forwarded-Ssl} into a class that will be removed when rebaselined
+	 * against Spring 5.1
 	 *
 	 * @param request
 	 * @param builder
@@ -55,7 +55,8 @@ class ForwardedHeader {
 	 * @deprecated No longer needed with Spring 5.1
 	 */
 	@Deprecated
-	public static UriComponentsBuilder handleXForwardedSslHeader(HttpServletRequest request, UriComponentsBuilder builder) {
+	public static UriComponentsBuilder handleXForwardedSslHeader(HttpServletRequest request,
+			UriComponentsBuilder builder) {
 
 		// special case handling for X-Forwarded-Ssl:
 		// apply it, but only if X-Forwarded-Proto is unset.

src/test/java/org/springframework/hateoas/TestUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -34,6 +34,7 @@ import org.springframework.web.filter.ForwardedHeaderFilter;
  * Utility class to ease testing.
  * 
  * @author Oliver Gierke
+ * @author Greg Turnquist
  */
 public class TestUtils {
 
@@ -52,13 +53,13 @@ public class TestUtils {
 	}
 
 	/**
-	 * Provide a mechanism to simulate inserting a {@link ForwardedHeaderFilter} into the servlet
-	 * filter chain, so {@literal Forwarded} headers are properly inserted into the test web request.
+	 * Provide a mechanism to simulate inserting a {@link ForwardedHeaderFilter} into the servlet filter chain, so
+	 * {@literal Forwarded} headers are properly inserted into the test web request.
 	 *
 	 * @see https://jira.spring.io/browse/SPR-16668
 	 */
 	protected void adaptRequestFromForwardedHeaders() {
-		
+
 		MockFilterChain chain = new MockFilterChain();
 		try {
 			new ForwardedHeaderFilter().doFilter(this.request, new MockHttpServletResponse(), chain);

src/test/java/org/springframework/hateoas/mvc/ControllerLinkBuilderUnitTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -435,7 +435,7 @@ public class ControllerLinkBuilderUnitTest extends TestUtils {
 
 			setUp();
 			request.addHeader("X-Forwarded-Proto", proto);
-			
+
 			adaptRequestFromForwardedHeaders();
 
 			Link link = linkTo(PersonControllerImpl.class).withSelfRel();
@@ -469,7 +469,7 @@ public class ControllerLinkBuilderUnitTest extends TestUtils {
 
 		request.addHeader("X-Forwarded-Proto", "foo");
 		request.addHeader("Forwarded", "proto=bar");
-		
+
 		adaptRequestFromForwardedHeaders();
 
 		Link link = linkTo(PersonControllerImpl.class).withSelfRel();
@@ -588,8 +588,7 @@ public class ControllerLinkBuilderUnitTest extends TestUtils {
 	@Test
 	public void considersEmptyOptionalMethodParameterOptional() {
 
-		Link link = linkTo(methodOn(ControllerWithMethods.class).methodWithJdk8Optional(Optional.empty()))
-				.withSelfRel();
+		Link link = linkTo(methodOn(ControllerWithMethods.class).methodWithJdk8Optional(Optional.empty())).withSelfRel();
 
 		assertThat(link.isTemplated()).isTrue();
 		assertThat(link.getVariableNames(), contains("value"));