polishing

org.springframework.web.portlet/src/main/java/org/springframework/web/portlet/mvc/annotation/AnnotationMethodHandlerAdapter.java

@@ -59,7 +59,6 @@ import org.springframework.beans.factory.config.BeanExpressionContext;
 import org.springframework.beans.factory.config.BeanExpressionResolver;
 import org.springframework.beans.factory.config.ConfigurableBeanFactory;
 import org.springframework.core.LocalVariableTableParameterNameDiscoverer;
-import org.springframework.core.MethodParameter;
 import org.springframework.core.Ordered;
 import org.springframework.core.ParameterNameDiscoverer;
 import org.springframework.core.annotation.AnnotationUtils;
@@ -418,7 +417,6 @@ public class AnnotationMethodHandlerAdapter extends PortletContentGenerator
 	 * @return the PortletRequestDataBinder instance to use
 	 * @throws Exception in case of invalid state or arguments
 	 * @see PortletRequestDataBinder#bind(javax.portlet.PortletRequest)
-	 * @see PortletRequestDataBinder#convertIfNecessary(Object, Class, MethodParameter)
 	 */
 	protected PortletRequestDataBinder createBinder(PortletRequest request, Object target, String objectName) throws Exception {
 		return new PortletRequestDataBinder(target, objectName);

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/mvc/annotation/AnnotationMethodHandlerAdapter.java

@@ -394,14 +394,13 @@ public class AnnotationMethodHandlerAdapter extends WebContentGenerator
 			throws Exception {
 
 		Class<?> clazz = ClassUtils.getUserClass(handler);
-		Boolean annotated = this.sessionAnnotatedClassesCache.get(clazz);
-
-		if (annotated == null) {
-			annotated = (AnnotationUtils.findAnnotation(handler.getClass(), SessionAttributes.class) != null);
-			this.sessionAnnotatedClassesCache.put(clazz, annotated);
+		Boolean annotatedWithSessionAttributes = this.sessionAnnotatedClassesCache.get(clazz);
+		if (annotatedWithSessionAttributes == null) {
+			annotatedWithSessionAttributes = (AnnotationUtils.findAnnotation(clazz, SessionAttributes.class) != null);
+			this.sessionAnnotatedClassesCache.put(clazz, annotatedWithSessionAttributes);
 		}
 
-		if (annotated) {
+		if (annotatedWithSessionAttributes) {
 			// Always prevent caching in case of session attribute management.
 			checkAndPrepare(request, response, this.cacheSecondsForSessionAttributeHandlers, true);
 			// Prepare cached set of session attributes names.