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elastic · Feb 2, 2017 · e1980d8 · e1980d8
1 parent 09a401a
commit e1980d8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/core/src/main/java/org/elasticsearch/index/fielddata/ScriptDocValues.java b/core/src/main/java/org/elasticsearch/index/fielddata/ScriptDocValues.java
@@ -234,15 +234,15 @@ void refreshArray() {
                 return;
             }
             if (dates == null) {
-                // Uninitialized
+                // Happens for the document. We delay allocating dates so we can allocate it with a reasonable size.
                 dates = new MutableDateTime[values.count()];
                 for (int i = 0; i < dates.length; i++) {
                     dates[i] = new MutableDateTime(values.valueAt(i), DateTimeZone.UTC);
                 }
                 return;
             }
             if (values.count() > dates.length) {
-                // Values too small
+                // Happens when we move to a new document and it has more dates than any documents before it.
                 MutableDateTime[] backup = dates;
                 dates = new MutableDateTime[values.count()];
                 System.arraycopy(backup, 0, dates, 0, backup.length);