[GitHub] [arrow] tom-s-powell commented on a diff in pull request #12692: ARROW-16005: [Java] Fix ArrayConsumer when using ArrowVectorIterator

[GitBox <gi...@apache.org>]

tom-s-powell commented on code in PR #12692:
URL: https://github.com/apache/arrow/pull/12692#discussion_r880430602


##########
java/adapter/jdbc/src/main/java/org/apache/arrow/adapter/jdbc/ArrowVectorIterator.java:
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@@ -134,11 +122,26 @@ private VectorSchemaRoot createVectorSchemaRoot() {
       }
       throw new RuntimeException("Error occurred while creating schema root.", e);
     }
+
+    // ensure consumers have been initialized
+    ensureInitialized(root);
     return root;
   }
 
+  private void ensureInitialized(VectorSchemaRoot root) throws SQLException {
+    if (!initialized) {

Review Comment:
   Ah yes good point!



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