From 2b3e0665182ea74a5a1a1b537cfb2dd7c4dbc35a Mon Sep 17 00:00:00 2001
From: Robert Muir <rmuir@apache.org>
Date: Sat, 14 May 2011 11:25:56 +0000
Subject: [PATCH] LUCENE-1421: add workaround to unbreak the build

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1103048 13f79535-47bb-0310-9956-ffa450edef68
---
 .../lucene/search/grouping/FirstPassGroupingCollector.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/grouping/src/java/org/apache/lucene/search/grouping/FirstPassGroupingCollector.java b/modules/grouping/src/java/org/apache/lucene/search/grouping/FirstPassGroupingCollector.java
index 1b2718980aa..a1cf29410f2 100644
--- a/modules/grouping/src/java/org/apache/lucene/search/grouping/FirstPassGroupingCollector.java
+++ b/modules/grouping/src/java/org/apache/lucene/search/grouping/FirstPassGroupingCollector.java
@@ -229,7 +229,9 @@ public class FirstPassGroupingCollector extends Collector {
       // We already tested that the document is competitive, so replace
       // the bottom group with this new group.
 
-      final CollectedSearchGroup bottomGroup = orderedGroups.pollLast();
+      // java 6-only: final CollectedSearchGroup bottomGroup = orderedGroups.pollLast();
+      final CollectedSearchGroup bottomGroup = orderedGroups.last();
+      orderedGroups.remove(bottomGroup);
       assert orderedGroups.size() == topNGroups -1;
 
       groupMap.remove(bottomGroup.groupValue);