diff --git a/spring-context/src/main/java/org/springframework/validation/AbstractErrors.java b/spring-context/src/main/java/org/springframework/validation/AbstractErrors.java
index 3886e08594..5f9a49378b 100644
--- a/spring-context/src/main/java/org/springframework/validation/AbstractErrors.java
+++ b/spring-context/src/main/java/org/springframework/validation/AbstractErrors.java
@@ -82,7 +82,7 @@ public abstract class AbstractErrors implements Errors, Serializable {
 			nestedPath = "";
 		}
 		nestedPath = canonicalFieldName(nestedPath);
-		if (nestedPath.length() > 0 && !nestedPath.endsWith(NESTED_PATH_SEPARATOR)) {
+		if (!nestedPath.isEmpty() && !nestedPath.endsWith(NESTED_PATH_SEPARATOR)) {
 			nestedPath += NESTED_PATH_SEPARATOR;
 		}
 		this.nestedPath = nestedPath;