Github user scubafuchs commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/244#discussion_r112574461
--- Diff:
core/src/main/java/org/apache/accumulo/core/iterators/WrappingIterator.java ---
@@ -58,21 +58,21 @@ protected void
setSource(SortedKeyValueIterator<Key,Value> source) {
public Key getTopKey() {
if (seenSeek == false)
throw new IllegalStateException("never been seeked");
- return getSource().getTopKey();
+ return source.getTopKey();
--- End diff --
No, LightWrappingIterator is a user-level iterator, so it supports a
no-argument constructor and non-final source to be compatible with the
initialization via init method. It basically just removes some check, doesn't
call getSource(), and exposes the source field as protected instead of private.
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