From ef49e6c0d7e4e3a2d7d3d8dcb1edf195b23ce12c Mon Sep 17 00:00:00 2001
From: Justin Lu <jlu@openjdk.org>
Date: Thu, 21 Sep 2023 21:31:37 +0000
Subject: [PATCH] 8316629: j.text.DateFormatSymbols setZoneStrings() exception
 is unhelpful

Reviewed-by: naoto
---
 src/java.base/share/classes/java/text/DateFormatSymbols.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/java.base/share/classes/java/text/DateFormatSymbols.java b/src/java.base/share/classes/java/text/DateFormatSymbols.java
index 231061ac0ec..d89c11f2c5a 100644
--- a/src/java.base/share/classes/java/text/DateFormatSymbols.java
+++ b/src/java.base/share/classes/java/text/DateFormatSymbols.java
@@ -612,7 +612,8 @@ public class DateFormatSymbols implements Serializable, Cloneable {
         for (int i = 0; i < newZoneStrings.length; ++i) {
             int len = newZoneStrings[i].length;
             if (len < 5) {
-                throw new IllegalArgumentException();
+                throw new IllegalArgumentException(String.format(
+                        "Row %s of the input array does not have a length of at least 5", i));
             }
             aCopy[i] = Arrays.copyOf(newZoneStrings[i], len);
         }