Refactor internals
@@ -51,11 +51,15 @@ public static void checkEmpty(final List<? extends Throwable> causeList, final O
}
private static boolean isEmpty(final List<? extends Throwable> causeList) {
- return causeList == null || causeList.isEmpty();
+ return size(causeList) == 0;
+ }
+
+ private static int size(final List<? extends Throwable> causeList) {
+ return causeList != null ? causeList.size() : 0;
}
private static String toMessage(final List<? extends Throwable> causeList) {
- return String.format("%,d exception(s): %s", causeList == null ? 0 : causeList.size(), causeList);
+ return String.format("%,d exception(s): %s", size(causeList), causeList);
}
private final List<? extends Throwable> causeList;
