SPR-8851 Switch to logging debug messages in AbstractWebArgumentResolverAdapter

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

@@ -25,8 +25,13 @@ import org.springframework.web.context.request.ServletWebRequest;
 import org.springframework.web.method.annotation.support.AbstractWebArgumentResolverAdapter;
 
 /**
- * A Servlet-specific {@link AbstractWebArgumentResolverAdapter} that creates a {@link NativeWebRequest} 
- * from {@link ServletRequestAttributes}.
+ * A Servlet-specific {@link AbstractWebArgumentResolverAdapter} that creates a 
+ * {@link NativeWebRequest} from {@link ServletRequestAttributes}.
+ * 
+ * <p><strong>Note:</strong> This class is provided for backwards compatibility.
+ * However it is recommended to re-write a {@code WebArgumentResolver} as 
+ * {@code HandlerMethodArgumentResolver}. For more details see javadoc of 
+ * {@link AbstractWebArgumentResolverAdapter}.
  * 
  * @author Rossen Stoyanchev
  * @since 3.1

org.springframework.web/src/main/java/org/springframework/web/method/annotation/support/AbstractWebArgumentResolverAdapter.java

@@ -75,8 +75,8 @@ public abstract class AbstractWebArgumentResolverAdapter implements HandlerMetho
 			}
 		}
 		catch (Exception ex) {
-			// ignore
-			logger.trace("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
+			// ignore (see class-level doc)
+			logger.debug("Error in checking support for parameter [" + parameter + "], message: " + ex.getMessage());
 			return false;
 		}
 	}