diff --git a/spring-core-test/src/main/java/org/springframework/core/test/tools/TestCompiler.java b/spring-core-test/src/main/java/org/springframework/core/test/tools/TestCompiler.java
index ba88738f2f..14321abb25 100644
--- a/spring-core-test/src/main/java/org/springframework/core/test/tools/TestCompiler.java
+++ b/spring-core-test/src/main/java/org/springframework/core/test/tools/TestCompiler.java
@@ -393,7 +393,7 @@ public final class TestCompiler {
 		}
 
 		boolean hasReportedErrors() {
-			return this.message.length() > 0;
+			return !this.message.isEmpty();
 		}
 
 		@Override