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Posted to commits@lucene.apache.org by cp...@apache.org on 2016/06/28 11:42:54 UTC
lucene-solr:master: LUCENE-7356: SearchGroup tweaks (initialCapacity,
size==0 vs. isEmpty)
Repository: lucene-solr
Updated Branches:
refs/heads/master 9cbd54087 -> e0c45f400
LUCENE-7356: SearchGroup tweaks (initialCapacity, size==0 vs. isEmpty)
Project: http://git-wip-us.apache.org/repos/asf/lucene-solr/repo
Commit: http://git-wip-us.apache.org/repos/asf/lucene-solr/commit/e0c45f40
Tree: http://git-wip-us.apache.org/repos/asf/lucene-solr/tree/e0c45f40
Diff: http://git-wip-us.apache.org/repos/asf/lucene-solr/diff/e0c45f40
Branch: refs/heads/master
Commit: e0c45f400f83aab397b58ff2f83b2b11229576a7
Parents: 9cbd540
Author: Christine Poerschke <cp...@apache.org>
Authored: Tue Jun 28 11:03:03 2016 +0100
Committer: Christine Poerschke <cp...@apache.org>
Committed: Tue Jun 28 12:42:11 2016 +0100
----------------------------------------------------------------------
lucene/CHANGES.txt | 2 ++
.../java/org/apache/lucene/search/grouping/SearchGroup.java | 8 ++++----
2 files changed, 6 insertions(+), 4 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/lucene-solr/blob/e0c45f40/lucene/CHANGES.txt
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diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 9eea9e2..e0f11c3 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -70,6 +70,8 @@ Optimizations
* LUCENE-7330, LUCENE-7339: Speed up conjunction queries. (Adrien Grand)
+* LUCENE-7356: SearchGroup tweaks. (Christine Poerschke)
+
Other
* LUCENE-4787: Fixed some highlighting javadocs. (Michael Dodsworth via Adrien
http://git-wip-us.apache.org/repos/asf/lucene-solr/blob/e0c45f40/lucene/grouping/src/java/org/apache/lucene/search/grouping/SearchGroup.java
----------------------------------------------------------------------
diff --git a/lucene/grouping/src/java/org/apache/lucene/search/grouping/SearchGroup.java b/lucene/grouping/src/java/org/apache/lucene/search/grouping/SearchGroup.java
index c9d7fa0..b3a43cb 100644
--- a/lucene/grouping/src/java/org/apache/lucene/search/grouping/SearchGroup.java
+++ b/lucene/grouping/src/java/org/apache/lucene/search/grouping/SearchGroup.java
@@ -288,11 +288,11 @@ public class SearchGroup<GROUP_VALUE_TYPE> {
}
// Pull merged topN groups:
- final List<SearchGroup<T>> newTopGroups = new ArrayList<>();
+ final List<SearchGroup<T>> newTopGroups = new ArrayList<>(topN);
int count = 0;
- while(queue.size() != 0) {
+ while(!queue.isEmpty()) {
final MergedGroup<T> group = queue.pollFirst();
group.processed = true;
//System.out.println(" pop: shards=" + group.shards + " group=" + (group.groupValue == null ? "null" : (((BytesRef) group.groupValue).utf8ToString())) + " sortValues=" + Arrays.toString(group.topValues));
@@ -314,7 +314,7 @@ public class SearchGroup<GROUP_VALUE_TYPE> {
}
}
- if (newTopGroups.size() == 0) {
+ if (newTopGroups.isEmpty()) {
return null;
} else {
return newTopGroups;
@@ -333,7 +333,7 @@ public class SearchGroup<GROUP_VALUE_TYPE> {
*/
public static <T> Collection<SearchGroup<T>> merge(List<Collection<SearchGroup<T>>> topGroups, int offset, int topN, Sort groupSort)
throws IOException {
- if (topGroups.size() == 0) {
+ if (topGroups.isEmpty()) {
return null;
} else {
return new GroupMerger<T>(groupSort).merge(topGroups, offset, topN);