SPR-8801 Set ignoreDefaultModelOnRedirect=false in MVC namespace and Java config.

build-spring-framework/resources/changelog.txt

@@ -20,6 +20,7 @@ Changes in version 3.1 RC2 (2011-11-15)
 * Fix issue in SimpleMappingExceptionResolver causing exception when setting "statusCodes" property
 * The Form input tag allows type values other than "text" such as HTML5-specific types.
 * The Form hidden tag supports "disabled" attribute
+* Add ignoreDefaultModelOnRedirect attribute to <mvc:annotation-driven/>
 
 Changes in version 3.1 RC1 (2011-10-11)
 ---------------------------------------

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/config/AnnotationDrivenBeanDefinitionParser.java

@@ -164,7 +164,10 @@ class AnnotationDrivenBeanDefinitionParser implements BeanDefinitionParser {
 		methodAdapterDef.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
 		methodAdapterDef.getPropertyValues().add("webBindingInitializer", bindingDef);
 		methodAdapterDef.getPropertyValues().add("messageConverters", messageConverters);
-		methodAdapterDef.getPropertyValues().add("ignoreDefaultModelOnRedirect", true);
+		if (element.hasAttribute("ignoreDefaultModelOnRedirect")) {
+			Boolean ignoreDefaultModel = Boolean.valueOf(element.getAttribute("ignoreDefaultModelOnRedirect"));
+			methodAdapterDef.getPropertyValues().add("ignoreDefaultModelOnRedirect", ignoreDefaultModel);
+		}
 		if (argumentResolvers != null) {
 			methodAdapterDef.getPropertyValues().add("customArgumentResolvers", argumentResolvers);
 		}

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

@@ -291,7 +291,6 @@ public abstract class WebMvcConfigurationSupport implements ApplicationContextAw
 		adapter.setWebBindingInitializer(webBindingInitializer);
 		adapter.setCustomArgumentResolvers(argumentResolvers);
 		adapter.setCustomReturnValueHandlers(returnValueHandlers);
-		adapter.setIgnoreDefaultModelOnRedirect(true);
 		return adapter;
 	}
 

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/method/annotation/RequestMappingHandlerAdapter.java

@@ -40,7 +40,6 @@ import org.springframework.http.converter.HttpMessageConverter;
 import org.springframework.http.converter.StringHttpMessageConverter;
 import org.springframework.http.converter.xml.SourceHttpMessageConverter;
 import org.springframework.http.converter.xml.XmlAwareFormHttpMessageConverter;
-import org.springframework.ui.Model;
 import org.springframework.ui.ModelMap;
 import org.springframework.util.CollectionUtils;
 import org.springframework.util.ReflectionUtils.MethodFilter;
@@ -372,16 +371,17 @@ public class RequestMappingHandlerAdapter extends AbstractHandlerMethodAdapter i
 	}
 	
 	/**
-	 * A controller can use the "default" {@link Model} in rendering and
+	 * By default the content of the "default" model is used both during 
-	 * redirect scenarios. Alternatively, it can use {@link RedirectAttributes}
+	 * rendering and redirect scenarios. Alternatively a controller method 
-	 * to provide attributes for a redirect scenario.
+	 * can declare a {@link RedirectAttributes} argument and use it to provide
-	 * <p>When this flag is set to {@code true}, the "default" model is never 
+	 * attributes for a redirect.
-	 * used in a redirect even if the controller method doesn't explicitly 
+	 * <p>Setting this flag to {@code true} guarantees the "default" model is 
-	 * declare a RedirectAttributes argument.
+	 * never used in a redirect scenario even if a RedirectAttributes argument 
-	 * <p>When set to {@code false}, the "default" model may be used in a 
+	 * is not declared. Setting it to {@code false} means the "default" model 
-	 * redirect if the controller method doesn't explicitly declare a 
+	 * may be used in a redirect if the controller method doesn't declare a 
 	 * RedirectAttributes argument.
-	 * <p>The default setting is {@code false}.
+	 * <p>The default setting is {@code false} but new applications should 
+	 * consider setting it to {@code true}.
 	 * @see RedirectAttributes
 	 */
 	public void setIgnoreDefaultModelOnRedirect(boolean ignoreDefaultModelOnRedirect) {

org.springframework.web.servlet/src/main/resources/org/springframework/web/servlet/config/spring-mvc-3.1.xsd

@@ -134,6 +134,17 @@
 					</xsd:appinfo>
 				</xsd:annotation>
 			</xsd:attribute>
+			<xsd:attribute name="ignoreDefaultModelOnRedirect" type="xsd:boolean">
+				<xsd:annotation>
+					<xsd:documentation><![CDATA[
+	By default the content of the "default" model is used both during rendering and redirect scenarios. 
+	Alternatively a controller method can declare a RedirectAttributes argument and use it to provide attributes for a redirect. 
+	Setting this flag to true ensures the "default" model is never used in a redirect scenario even if a RedirectAttributes argument is not declared.
+	Setting it to false means the "default" model may be used in a redirect if the controller method doesn't declare a RedirectAttributes argument.
+	The default setting is false but new applications should consider setting it to true.
+					]]></xsd:documentation>
+				</xsd:annotation>
+			</xsd:attribute>
 		</xsd:complexType>
 	</xsd:element>
 

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/config/AnnotationDrivenBeanDefinitionParserTests.java

@@ -67,7 +67,7 @@ public class AnnotationDrivenBeanDefinitionParserTests {
 		MessageCodesResolver resolver = ((ConfigurableWebBindingInitializer) initializer).getMessageCodesResolver();
 		assertNotNull(resolver);
 		assertEquals(TestMessageCodesResolver.class, resolver.getClass());
-		assertEquals(true, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
+		assertEquals(false, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
 	}
 
 	@Test

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/config/MvcNamespaceTests.java

@@ -34,6 +34,7 @@ import javax.validation.constraints.NotNull;
 
 import org.junit.Before;
 import org.junit.Test;
+import org.springframework.beans.DirectFieldAccessor;
 import org.springframework.beans.TypeMismatchException;
 import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
 import org.springframework.context.i18n.LocaleContextHolder;
@@ -109,6 +110,7 @@ public class MvcNamespaceTests {
 		
 		RequestMappingHandlerAdapter adapter = appContext.getBean(RequestMappingHandlerAdapter.class);
 		assertNotNull(adapter);
+		assertEquals(false, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
 		
 		List<HttpMessageConverter<?>> messageConverters = adapter.getMessageConverters();
 		assertTrue(messageConverters.size() > 0);
@@ -166,6 +168,7 @@ public class MvcNamespaceTests {
 
 		RequestMappingHandlerAdapter adapter = appContext.getBean(RequestMappingHandlerAdapter.class);
 		assertNotNull(adapter);
+		assertEquals(true, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
 
 		// default web binding initializer behavior test
 		MockHttpServletRequest request = new MockHttpServletRequest();

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

@@ -150,7 +150,7 @@ public class WebMvcConfigurationSupportTests {
 		assertNotNull(validator);
 		assertTrue(validator instanceof LocalValidatorFactoryBean);
 		
-		assertEquals(true, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
+		assertEquals(false, new DirectFieldAccessor(adapter).getPropertyValue("ignoreDefaultModelOnRedirect"));
 	}
 	
 	@Test

org.springframework.web.servlet/src/test/resources/org/springframework/web/servlet/config/mvc-config-custom-validator.xml

@@ -3,9 +3,9 @@
     xmlns:mvc="http://www.springframework.org/schema/mvc"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
-		http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
+		http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd">
 
-	<mvc:annotation-driven validator="validator"/>
+	<mvc:annotation-driven validator="validator" ignoreDefaultModelOnRedirect="true" />
 	
 	<bean id="validator" class="org.springframework.web.servlet.config.MvcNamespaceTests$TestValidator" />