Introduce EMPTY_ANNOTATION_ARRAY in ParameterResolutionDelegate

Author: sbrannen

spring-beans/src/main/java/org/springframework/beans/factory/annotation/ParameterResolutionDelegate.java

@@ -45,18 +45,20 @@
  */
 public final class ParameterResolutionDelegate {
 
+	private static final Annotation[] EMPTY_ANNOTATION_ARRAY = new Annotation[0];
+
 	private static final AnnotatedElement EMPTY_ANNOTATED_ELEMENT = new AnnotatedElement() {
 		@Override
 		public <T extends Annotation> @Nullable T getAnnotation(Class<T> annotationClass) {
 			return null;
 		}
 		@Override
 		public Annotation[] getAnnotations() {
-			return new Annotation[0];
+			return EMPTY_ANNOTATION_ARRAY;
 		}
 		@Override
 		public Annotation[] getDeclaredAnnotations() {
-			return new Annotation[0];
+			return EMPTY_ANNOTATION_ARRAY;
 		}
 	};