Set ResponseStatusExceptionResolver.messageSource in the MVC Java config

Issue: SPR-12380
(cherry picked from commit 17b9bde)

Author: jhoeller

spring-webmvc/src/main/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupport.java

@@ -87,53 +87,54 @@
  *
  * <p>This class registers the following {@link HandlerMapping}s:</p>
  * <ul>
- * 	<li>{@link RequestMappingHandlerMapping}
- * 	ordered at 0 for mapping requests to annotated controller methods.
- * 	<li>{@link HandlerMapping}
- * 	ordered at 1 to map URL paths directly to view names.
- * 	<li>{@link BeanNameUrlHandlerMapping}
- * 	ordered at 2 to map URL paths to controller bean names.
- * 	<li>{@link HandlerMapping}
- * 	ordered at {@code Integer.MAX_VALUE-1} to serve static resource requests.
- * 	<li>{@link HandlerMapping}
- * 	ordered at {@code Integer.MAX_VALUE} to forward requests to the default servlet.
+ * <li>{@link RequestMappingHandlerMapping}
+ * ordered at 0 for mapping requests to annotated controller methods.
+ * <li>{@link HandlerMapping}
+ * ordered at 1 to map URL paths directly to view names.
+ * <li>{@link BeanNameUrlHandlerMapping}
+ * ordered at 2 to map URL paths to controller bean names.
+ * <li>{@link HandlerMapping}
+ * ordered at {@code Integer.MAX_VALUE-1} to serve static resource requests.
+ * <li>{@link HandlerMapping}
+ * ordered at {@code Integer.MAX_VALUE} to forward requests to the default servlet.
  * </ul>
  *
  * <p>Registers these {@link HandlerAdapter}s:
  * <ul>
- * 	<li>{@link RequestMappingHandlerAdapter}
- * 	for processing requests with annotated controller methods.
- * 	<li>{@link HttpRequestHandlerAdapter}
- * 	for processing requests with {@link HttpRequestHandler}s.
- * 	<li>{@link SimpleControllerHandlerAdapter}
- * 	for processing requests with interface-based {@link Controller}s.
+ * <li>{@link RequestMappingHandlerAdapter}
+ * for processing requests with annotated controller methods.
+ * <li>{@link HttpRequestHandlerAdapter}
+ * for processing requests with {@link HttpRequestHandler}s.
+ * <li>{@link SimpleControllerHandlerAdapter}
+ * for processing requests with interface-based {@link Controller}s.
  * </ul>
  *
  * <p>Registers a {@link HandlerExceptionResolverComposite} with this chain of
  * exception resolvers:
  * <ul>
- * 	<li>{@link ExceptionHandlerExceptionResolver} for handling exceptions
- * 	through @{@link ExceptionHandler} methods.
- * 	<li>{@link ResponseStatusExceptionResolver} for exceptions annotated
- * 	with @{@link ResponseStatus}.
- * 	<li>{@link DefaultHandlerExceptionResolver} for resolving known Spring
- * 	exception types
+ * <li>{@link ExceptionHandlerExceptionResolver} for handling exceptions
+ * through @{@link ExceptionHandler} methods.
+ * <li>{@link ResponseStatusExceptionResolver} for exceptions annotated
+ * with @{@link ResponseStatus}.
+ * <li>{@link DefaultHandlerExceptionResolver} for resolving known Spring
+ * exception types
  * </ul>
  *
  * <p>Both the {@link RequestMappingHandlerAdapter} and the
  * {@link ExceptionHandlerExceptionResolver} are configured with default
  * instances of the following by default:
  * <ul>
- * 	<li>A {@link ContentNegotiationManager}
- * 	<li>A {@link DefaultFormattingConversionService}
- * 	<li>A {@link org.springframework.validation.beanvalidation.OptionalValidatorFactoryBean}
- * 	if a JSR-303 implementation is available on the classpath
- * 	<li>A range of {@link HttpMessageConverter}s depending on the 3rd party
- * 	libraries available on the classpath.
+ * <li>a {@link ContentNegotiationManager}
+ * <li>a {@link DefaultFormattingConversionService}
+ * <li>a {@link org.springframework.validation.beanvalidation.OptionalValidatorFactoryBean}
+ * if a JSR-303 implementation is available on the classpath
+ * <li>a range of {@link HttpMessageConverter}s depending on the third-party
+ * libraries available on the classpath.
  * </ul>
  *
  * @author Rossen Stoyanchev
  * @author Brian Clozel
+ * @author Sebastien Deleuze
  * @since 3.1
  * @see EnableWebMvc
  * @see WebMvcConfigurer
@@ -373,9 +374,9 @@ protected void configureDefaultServletHandling(DefaultServletHandlerConfigurer c
 	 * through annotated controller methods. Consider overriding one of these
 	 * other more fine-grained methods:
 	 * <ul>
-	 *  <li>{@link #addArgumentResolvers} for adding custom argument resolvers.
-	 * 	<li>{@link #addReturnValueHandlers} for adding custom return value handlers.
-	 * 	<li>{@link #configureMessageConverters} for adding custom message converters.
+	 * <li>{@link #addArgumentResolvers} for adding custom argument resolvers.
+	 * <li>{@link #addReturnValueHandlers} for adding custom return value handlers.
+	 * <li>{@link #configureMessageConverters} for adding custom message converters.
 	 * </ul>
 	 */
 	@Bean
@@ -653,23 +654,26 @@ protected void configureHandlerExceptionResolvers(List<HandlerExceptionResolver>
 	 * A method available to subclasses for adding default {@link HandlerExceptionResolver}s.
 	 * <p>Adds the following exception resolvers:
 	 * <ul>
-	 * 	<li>{@link ExceptionHandlerExceptionResolver}
-	 * 	for handling exceptions through @{@link ExceptionHandler} methods.
-	 * 	<li>{@link ResponseStatusExceptionResolver}
-	 * 	for exceptions annotated with @{@link ResponseStatus}.
-	 * 	<li>{@link DefaultHandlerExceptionResolver}
-	 * 	for resolving known Spring exception types
+	 * <li>{@link ExceptionHandlerExceptionResolver}
+	 * for handling exceptions through @{@link ExceptionHandler} methods.
+	 * <li>{@link ResponseStatusExceptionResolver}
+	 * for exceptions annotated with @{@link ResponseStatus}.
+	 * <li>{@link DefaultHandlerExceptionResolver}
+	 * for resolving known Spring exception types
 	 * </ul>
 	 */
 	protected final void addDefaultHandlerExceptionResolvers(List<HandlerExceptionResolver> exceptionResolvers) {
 		ExceptionHandlerExceptionResolver exceptionHandlerExceptionResolver = new ExceptionHandlerExceptionResolver();
-		exceptionHandlerExceptionResolver.setApplicationContext(this.applicationContext);
 		exceptionHandlerExceptionResolver.setContentNegotiationManager(mvcContentNegotiationManager());
 		exceptionHandlerExceptionResolver.setMessageConverters(getMessageConverters());
+		exceptionHandlerExceptionResolver.setApplicationContext(this.applicationContext);
 		exceptionHandlerExceptionResolver.afterPropertiesSet();
-
 		exceptionResolvers.add(exceptionHandlerExceptionResolver);
-		exceptionResolvers.add(new ResponseStatusExceptionResolver());
+
+		ResponseStatusExceptionResolver responseStatusExceptionResolver = new ResponseStatusExceptionResolver();
+		responseStatusExceptionResolver.setMessageSource(this.applicationContext);
+		exceptionResolvers.add(responseStatusExceptionResolver);
+
 		exceptionResolvers.add(new DefaultHandlerExceptionResolver());
 	}
 

spring-webmvc/src/test/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupportTests.java

@@ -17,28 +17,35 @@
 package org.springframework.web.servlet.config.annotation;
 
 import java.util.List;
+import java.util.Locale;
 import javax.servlet.http.HttpServletRequest;
 
 import org.joda.time.DateTime;
 import org.junit.Before;
 import org.junit.Test;
 
+import org.springframework.context.MessageSource;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Scope;
 import org.springframework.context.annotation.ScopedProxyMode;
+import org.springframework.context.i18n.LocaleContextHolder;
+import org.springframework.context.support.StaticMessageSource;
 import org.springframework.core.convert.ConversionService;
 import org.springframework.format.annotation.DateTimeFormat;
 import org.springframework.format.annotation.DateTimeFormat.ISO;
 import org.springframework.format.support.FormattingConversionService;
 import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpStatus;
 import org.springframework.mock.web.test.MockHttpServletRequest;
+import org.springframework.mock.web.test.MockHttpServletResponse;
 import org.springframework.mock.web.test.MockServletContext;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.Validator;
 import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.support.ConfigurableWebBindingInitializer;
 import org.springframework.web.context.WebApplicationContext;
 import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
@@ -63,6 +70,7 @@
  *
  * @author Rossen Stoyanchev
  * @author Juergen Hoeller
+ * @author Sebastien Deleuze
  */
 public class WebMvcConfigurationSupportTests {
 
@@ -169,10 +177,9 @@ public void uriComponentsContributor() throws Exception {
 	@Test
 	public void handlerExceptionResolver() throws Exception {
 		HandlerExceptionResolverComposite compositeResolver =
-			this.wac.getBean("handlerExceptionResolver", HandlerExceptionResolverComposite.class);
+				this.wac.getBean("handlerExceptionResolver", HandlerExceptionResolverComposite.class);
 
 		assertEquals(0, compositeResolver.getOrder());
-
 		List<HandlerExceptionResolver> expectedResolvers = compositeResolver.getExceptionResolvers();
 
 		assertEquals(ExceptionHandlerExceptionResolver.class, expectedResolvers.get(0).getClass());
@@ -181,6 +188,18 @@ public void handlerExceptionResolver() throws Exception {
 
 		ExceptionHandlerExceptionResolver eher = (ExceptionHandlerExceptionResolver) expectedResolvers.get(0);
 		assertNotNull(eher.getApplicationContext());
+
+		LocaleContextHolder.setLocale(Locale.ENGLISH);
+		try {
+			ResponseStatusExceptionResolver rser = (ResponseStatusExceptionResolver) expectedResolvers.get(1);
+			MockHttpServletRequest request = new MockHttpServletRequest("GET", "/");
+			MockHttpServletResponse response = new MockHttpServletResponse();
+			rser.resolveException(request, response, this.wac.getBean(TestController.class), new UserAlreadyExistsException());
+			assertEquals("User already exists!", response.getErrorMessage());
+		}
+		finally {
+			LocaleContextHolder.resetLocaleContext();
+		}
 	}
 
 
@@ -192,6 +211,13 @@ public static class TestConfig {
 		public TestController testController() {
 			return new TestController();
 		}
+
+		@Bean
+		public MessageSource messageSource() {
+			StaticMessageSource messageSource = new StaticMessageSource();
+			messageSource.addMessage("exception.user.exists", Locale.ENGLISH, "User already exists!");
+			return messageSource;
+		}
 	}
 
 
@@ -229,4 +255,9 @@ public void handle() {
 		}
 	}
 
+
+	@ResponseStatus(value = HttpStatus.BAD_REQUEST,  reason = "exception.user.exists")
+	public static class UserAlreadyExistsException extends RuntimeException {
+	}
+
 }