Consistent HttpMethod resolution against underlying HttpServletRequest

spring-web/src/main/java/org/springframework/web/context/request/ServletWebRequest.java

@@ -106,7 +106,7 @@ public class ServletWebRequest extends ServletRequestAttributes implements Nativ
 	 * @since 4.0.2
 	 */
 	public HttpMethod getHttpMethod() {
-		return HttpMethod.valueOf(getRequest().getMethod().trim().toUpperCase());
+		return HttpMethod.valueOf(getRequest().getMethod());
 	}
 
 	@Override

spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/HttpEntityMethodProcessor.java

@@ -57,7 +57,6 @@ import org.springframework.web.method.support.ModelAndViewContainer;
  */
 public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodProcessor {
 
-
 	/**
 	 * Basic constructor with converters only. Suitable for resolving
 	 * {@code HttpEntity}. For handling {@code ResponseEntity} consider also
@@ -169,11 +168,12 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 		if (!entityHeaders.isEmpty()) {
 			outputMessage.getHeaders().putAll(entityHeaders);
 		}
+
 		Object body = responseEntity.getBody();
 		if (responseEntity instanceof ResponseEntity) {
 			outputMessage.setStatusCode(((ResponseEntity<?>) responseEntity).getStatusCode());
-			if ("GET".equals(inputMessage.getServletRequest().getMethod())
-					&& isResourceNotModified(inputMessage, outputMessage)) {
+			if (inputMessage.getMethod() == HttpMethod.GET &&
+					isResourceNotModified(inputMessage, outputMessage)) {
 				outputMessage.setStatusCode(HttpStatus.NOT_MODIFIED);
 				// Ensure headers are flushed, no body should be written.
 				outputMessage.flush();
@@ -190,7 +190,6 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 	}
 
 	private boolean isResourceNotModified(ServletServerHttpRequest inputMessage, ServletServerHttpResponse outputMessage) {
-
 		List<String> ifNoneMatch = inputMessage.getHeaders().getIfNoneMatch();
 		long ifModifiedSince = inputMessage.getHeaders().getIfModifiedSince();
 		String eTag = addEtagPadding(outputMessage.getHeaders().getETag());
@@ -212,10 +211,10 @@ public class HttpEntityMethodProcessor extends AbstractMessageConverterMethodPro
 	private boolean isETagNotModified(List<String> ifNoneMatch, String etag) {
 		if (StringUtils.hasLength(etag)) {
 			for (String clientETag : ifNoneMatch) {
-				// compare weak/strong ETags as per https://tools.ietf.org/html/rfc7232#section-2.3
+				// Compare weak/strong ETags as per https://tools.ietf.org/html/rfc7232#section-2.3
 				if (StringUtils.hasLength(clientETag) &&
-						(clientETag.replaceFirst("^W/", "").equals(etag.replaceFirst("^W/", ""))
-								|| clientETag.equals("*"))) {
+						(clientETag.replaceFirst("^W/", "").equals(etag.replaceFirst("^W/", "")) ||
+								clientETag.equals("*"))) {
 					return true;
 				}
 			}

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestMappingHandlerAdapterTests.java

@@ -96,7 +96,7 @@ public class RequestMappingHandlerAdapterTests {
 		this.webAppContext = new StaticWebApplicationContext();
 		this.handlerAdapter = new RequestMappingHandlerAdapter();
 		this.handlerAdapter.setApplicationContext(this.webAppContext);
-		this.request = new MockHttpServletRequest();
+		this.request = new MockHttpServletRequest("GET", "/");
 		this.response = new MockHttpServletResponse();
 	}
 

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/ResponseEntityExceptionHandlerTests.java

 /*
- * Copyright 2002-2013 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.
@@ -13,16 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package org.springframework.web.servlet.mvc.method.annotation;
 
 import java.lang.reflect.Method;
 import java.util.Arrays;
 import java.util.EnumSet;
 import java.util.List;
-import javax.servlet.http.HttpServletRequest;
 
 import org.junit.Before;
 import org.junit.Test;
+import org.mockito.Mockito;
 
 import org.springframework.beans.ConversionNotSupportedException;
 import org.springframework.beans.TypeMismatchException;
@@ -56,7 +57,6 @@ import org.springframework.web.servlet.mvc.multiaction.NoSuchRequestHandlingMeth
 import org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver;
 
 import static org.junit.Assert.*;
-import org.mockito.Mockito;
 
 /**
  * Test fixture for {@link ResponseEntityExceptionHandler}.
@@ -71,14 +71,14 @@ public class ResponseEntityExceptionHandlerTests {
 
 	private WebRequest request;
 
-	private HttpServletRequest servletRequest;
+	private MockHttpServletRequest servletRequest;
 
 	private MockHttpServletResponse servletResponse;
 
 
 	@Before
 	public void setup() {
-		this.servletRequest = new MockHttpServletRequest();
+		this.servletRequest = new MockHttpServletRequest("GET", "/");
 		this.servletResponse = new MockHttpServletResponse();
 		this.request = new ServletWebRequest(this.servletRequest, this.servletResponse);
 

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/ServletInvocableHandlerMethodTests.java

@@ -22,7 +22,6 @@ import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-
 import javax.servlet.http.HttpServletResponse;
 
 import org.junit.Test;
@@ -66,7 +65,7 @@ public class ServletInvocableHandlerMethodTests {
 
 	private final ModelAndViewContainer mavContainer = new ModelAndViewContainer();
 
-	private final MockHttpServletRequest request = new MockHttpServletRequest();
+	private final MockHttpServletRequest request = new MockHttpServletRequest("GET", "/");
 
 	private final MockHttpServletResponse response = new MockHttpServletResponse();