Github user joshelser commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/77#discussion_r54329410
--- Diff: fate/src/main/java/org/apache/accumulo/fate/ZooStore.java ---
@@ -458,4 +458,43 @@ public Serializable getProperty(long tid, String prop)
{
throw new RuntimeException(e);
}
}
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public List<ReadOnlyRepo<T>> getStack(long tid) {
+ String txpath = getTXPath(tid);
+
+ outer: while (true) {
+ List<String> ops;
+ try {
+ ops = zk.getChildren(txpath);
+ } catch (KeeperException.NoNodeException e) {
+ return null;
--- End diff --
Oh, I see you check for null down below. I think an empty list would be
nicer (less of a chance for surprise), but would be happy with a javadoc update
to `Store.getStack(long)` that says it might return null (since this isn't
user-facing).
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