Polishing

spring-web/src/main/java/org/springframework/web/filter/ForwardedHeaderFilter.java

@@ -93,7 +93,7 @@ public class ForwardedHeaderFilter extends OncePerRequestFilter {
 	/**
 	 * Enables mode in which any "Forwarded" or "X-Forwarded-*" headers are
 	 * removed only and the information in them ignored.
-	 * @param removeOnly whether to discard and ingore forwarded headers
+	 * @param removeOnly whether to discard and ignore forwarded headers
 	 * @since 4.3.9
 	 */
 	public void setRemoveOnly(boolean removeOnly) {
@@ -109,7 +109,7 @@ public class ForwardedHeaderFilter extends OncePerRequestFilter {
 	 * to turn relative into absolute URLs since (which Servlet containers are
 	 * also required to do) also taking forwarded headers into consideration.
 	 * @param relativeRedirects whether to use relative redirects
-	 * @since 5.0
+	 * @since 4.3.10
 	 */
 	public void setRelativeRedirects(boolean relativeRedirects) {
 		this.relativeRedirects = relativeRedirects;
@@ -148,9 +148,9 @@ public class ForwardedHeaderFilter extends OncePerRequestFilter {
 		}
 		else {
 			HttpServletRequest theRequest = new ForwardedHeaderExtractingRequest(request, this.pathHelper);
-			HttpServletResponse theResponse = this.relativeRedirects ?
+			HttpServletResponse theResponse = (this.relativeRedirects ?
 					RelativeRedirectResponseWrapper.wrapIfNecessary(response, HttpStatus.SEE_OTHER) :
-					new ForwardedHeaderExtractingResponse(response, theRequest);
+					new ForwardedHeaderExtractingResponse(response, theRequest));
 			filterChain.doFilter(theRequest, theResponse);
 		}
 	}

spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectFilter.java

@@ -16,14 +16,14 @@
 
 package org.springframework.web.filter;
 
-import org.springframework.http.HttpStatus;
-import org.springframework.util.Assert;
-
+import java.io.IOException;
 import javax.servlet.FilterChain;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.util.Assert;
 
 /**
  * Overrides {@link HttpServletResponse#sendRedirect(String)} and handles it by
@@ -32,12 +32,12 @@ import java.io.IOException;
  * recommendation in <a href="https://tools.ietf.org/html/rfc7231#section-7.1.2">
  * RFC 7231 Section 7.1.2</a>.
  *
- * <p><strong>Note:</strong> while relative redirects are more efficient they
+ * <p><strong>Note:</strong> While relative redirects are more efficient they
  * may not work with reverse proxies under some configurations.
  *
  * @author Rob Winch
  * @author Rossen Stoyanchev
- * @since 5.0
+ * @since 4.3.10
  */
 public class RelativeRedirectFilter extends OncePerRequestFilter {
 
@@ -50,8 +50,8 @@ public class RelativeRedirectFilter extends OncePerRequestFilter {
 	 * @param status the 3xx redirect status to use
 	 */
 	public void setRedirectStatus(HttpStatus status) {
-		Assert.notNull(status, "HttpStatus is required");
-		Assert.isTrue(status.is3xxRedirection(), "Not a redirect status: " + status);
+		Assert.notNull(status, "Property 'redirectStatus' is required");
+		Assert.isTrue(status.is3xxRedirection(), "Not a redirect status code");
 		this.redirectStatus = status;
 	}
 

spring-web/src/main/java/org/springframework/web/filter/RelativeRedirectResponseWrapper.java

@@ -29,7 +29,7 @@ import org.springframework.util.Assert;
  * {@link RelativeRedirectFilter} also shared with {@link ForwardedHeaderFilter}.
  *
  * @author Rossen Stoyanchev
- * @since 5.0
+ * @since 4.3.10
  */
 class RelativeRedirectResponseWrapper extends HttpServletResponseWrapper {
 
@@ -38,7 +38,7 @@ class RelativeRedirectResponseWrapper extends HttpServletResponseWrapper {
 
 	private RelativeRedirectResponseWrapper(HttpServletResponse response, HttpStatus redirectStatus) {
 		super(response);
-		Assert.notNull(redirectStatus, "'redirectStatus' is required.");
+		Assert.notNull(redirectStatus, "'redirectStatus' is required");
 		this.redirectStatus = redirectStatus;
 	}
 
@@ -53,8 +53,7 @@ class RelativeRedirectResponseWrapper extends HttpServletResponseWrapper {
 	public static HttpServletResponse wrapIfNecessary(HttpServletResponse response,
 			HttpStatus redirectStatus) {
 
-		return hasWrapper(response) ? response :
-				new RelativeRedirectResponseWrapper(response, redirectStatus);
+		return (hasWrapper(response) ? response : new RelativeRedirectResponseWrapper(response, redirectStatus));
 	}
 
 	private static boolean hasWrapper(ServletResponse response) {

spring-web/src/test/java/org/springframework/web/filter/ForwardedHeaderFilterTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 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.
@@ -32,10 +32,7 @@ import org.springframework.mock.web.test.MockFilterChain;
 import org.springframework.mock.web.test.MockHttpServletRequest;
 import org.springframework.mock.web.test.MockHttpServletResponse;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.*;
 
 /**
  * Unit tests for {@link ForwardedHeaderFilter}.
@@ -61,7 +58,7 @@ public class ForwardedHeaderFilterTests {
 
 	@Before
 	@SuppressWarnings("serial")
-	public void setUp() throws Exception {
+	public void setup() throws Exception {
 		this.request = new MockHttpServletRequest();
 		this.request.setScheme("http");
 		this.request.setServerName("localhost");

spring-web/src/test/java/org/springframework/web/filter/RelativeRedirectFilterTests.java

@@ -32,11 +32,11 @@ import org.springframework.mock.web.test.MockFilterChain;
 import org.springframework.mock.web.test.MockHttpServletRequest;
 import org.springframework.mock.web.test.MockHttpServletResponse;
 
-import static org.junit.Assert.assertNotSame;
-import static org.junit.Assert.assertSame;
+import static org.junit.Assert.*;
 
 /**
  * Unit tests for {@link RelativeRedirectFilter}.
+ *
  * @author Rob Winch
  */
 @RunWith(MockitoJUnitRunner.class)
@@ -110,4 +110,5 @@ public class RelativeRedirectFilterTests {
 		HttpServletResponse wrappedResponse = (HttpServletResponse) chain.getResponse();
 		wrappedResponse.sendRedirect(location);
 	}
-}
+
+}