LUCENE-2858: one more... I think it's ready!
git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene2858@1238036 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lucene/src/java/org/apache/lucene/index/CompositeReader.java b/lucene/src/java/org/apache/lucene/index/CompositeReader.java
index aec0bba..055557da 100644
--- a/lucene/src/java/org/apache/lucene/index/CompositeReader.java
+++ b/lucene/src/java/org/apache/lucene/index/CompositeReader.java
@@ -24,6 +24,8 @@
be used to get stored fields from the underlying AtomicReaders,
but it is not possible to directly retrieve postings. To do that, get
the sub-readers via {@link #getSequentialSubReaders}.
+ Alternatively, you can mimic an {@link AtomicReader} (with a serious slowdown),
+ by wrapping composite readers with {@link SlowCompositeReaderWrapper}.
<p>IndexReader instances for indexes on disk are usually constructed
with a call to one of the static <code>DirectoryReader,open()</code> methods,
