From 243cf66dbd4a27f086f7c1051a9f37e649a628ce Mon Sep 17 00:00:00 2001
From: Darin Kelkhoff <darin.kelkhoff@gmail.com>
Date: Fri, 14 Feb 2025 20:09:46 -0600
Subject: [PATCH] Avoid NPE on empty list of fields in
 setBlobValuesToDownloadUrls

---
 .../qqq/backend/core/actions/values/QValueFormatter.java       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/values/QValueFormatter.java b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/values/QValueFormatter.java
index 3c695cb7..39a6a520 100644
--- a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/values/QValueFormatter.java
+++ b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/values/QValueFormatter.java
@@ -28,6 +28,7 @@ import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -508,7 +509,7 @@ public class QValueFormatter
                   {
                      @SuppressWarnings("unchecked") // instance validation should make this safe!
                      List<String> fileNameFormatFields = (List<String>) adornmentValues.get(AdornmentType.FileDownloadValues.FILE_NAME_FORMAT_FIELDS);
-                     List<String> values = fileNameFormatFields.stream().map(f -> ValueUtils.getValueAsString(record.getValue(f))).toList();
+                     List<String> values = CollectionUtils.nullSafeHasContents(fileNameFormatFields) ? fileNameFormatFields.stream().map(f -> ValueUtils.getValueAsString(record.getValue(f))).toList() : Collections.emptyList();
                      fileName = QValueFormatter.formatStringWithValues(fileNameFormat, values);
                   }
                }