1 files changed, 4 insertions, 0 deletions
diff --git a/src/com/delwink/icebox/QuantityUpdate.java b/src/com/delwink/icebox/QuantityUpdate.java
index 840cee2..1e85ab9 100644
--- a/src/com/delwink/icebox/QuantityUpdate.java
+++ b/src/com/delwink/icebox/QuantityUpdate.java
@@ -31,6 +31,10 @@ public class QuantityUpdate implements Iterable<Record>  {
     protected final List<Record> RECORDS;
     protected Date updateDate;
     
+    /**
+     * Creates a new quantity update with a specific date.
+     * @param date The date of this update.
+     */
     public QuantityUpdate(Date date) {
         RECORDS = new ArrayList<>();
         updateDate = date;