diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/resident/ResidentFilterCache.java b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/resident/ResidentFilterCache.java
new file mode 100644
index 00000000000..ce78ae1c8e8
--- /dev/null
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/resident/ResidentFilterCache.java
@@ -0,0 +1,68 @@
+/*
+ * Licensed to Elastic Search and Shay Banon under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. Elastic Search licenses this
+ * file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.elasticsearch.index.cache.filter.resident;
+
+import org.apache.lucene.search.Filter;
+import org.elasticsearch.common.collect.MapMaker;
+import org.elasticsearch.common.inject.Inject;
+import org.elasticsearch.common.lucene.docset.DocSet;
+import org.elasticsearch.common.settings.Settings;
+import org.elasticsearch.index.Index;
+import org.elasticsearch.index.cache.filter.support.AbstractDoubleConcurrentMapFilterCache;
+import org.elasticsearch.index.settings.IndexSettings;
+
+import java.util.concurrent.ConcurrentMap;
+
+/**
+ * A resident reference based filter cache that has soft keys on the IndexReader.
+ *
+ * @author kimchy (shay.banon)
+ */
+public class ResidentFilterCache extends AbstractDoubleConcurrentMapFilterCache {
+
+ private final int maxSize;
+
+ @Inject public ResidentFilterCache(Index index, @IndexSettings Settings indexSettings) {
+ super(index, indexSettings);
+ this.maxSize = componentSettings.getAsInt("max_size", 1000);
+ }
+
+ @Override protected ConcurrentMap buildCacheMap() {
+ MapMaker mapMaker = new MapMaker();
+ if (maxSize != -1) {
+ mapMaker.maximumSize(maxSize);
+ }
+ return mapMaker.makeMap();
+ }
+
+ @Override protected ConcurrentMap buildWeakCacheMap() {
+ // DocSet are not really stored with strong reference only when searching on them...
+ // Filter might be stored in query cache
+ MapMaker mapMaker = new MapMaker().weakValues();
+ if (maxSize != -1) {
+ mapMaker.maximumSize(maxSize);
+ }
+ return mapMaker.makeMap();
+ }
+
+ @Override public String type() {
+ return "soft";
+ }
+}
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/soft/SoftFilterCache.java b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/soft/SoftFilterCache.java
index 58662f3ef2c..287449dfc9b 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/soft/SoftFilterCache.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/soft/SoftFilterCache.java
@@ -37,20 +37,31 @@ import java.util.concurrent.ConcurrentMap;
*/
public class SoftFilterCache extends AbstractDoubleConcurrentMapFilterCache {
+ private final int maxSize;
+
@Inject public SoftFilterCache(Index index, @IndexSettings Settings indexSettings) {
super(index, indexSettings);
+ this.maxSize = componentSettings.getAsInt("max_size", -1);
}
@Override protected ConcurrentMap buildCacheMap() {
// DocSet are not really stored with strong reference only when searching on them...
// Filter might be stored in query cache
- return new MapMaker().softValues().makeMap();
+ MapMaker mapMaker = new MapMaker().softValues();
+ if (maxSize != -1) {
+ mapMaker.maximumSize(maxSize);
+ }
+ return mapMaker.makeMap();
}
@Override protected ConcurrentMap buildWeakCacheMap() {
// DocSet are not really stored with strong reference only when searching on them...
// Filter might be stored in query cache
- return new MapMaker().weakValues().makeMap();
+ MapMaker mapMaker = new MapMaker().weakValues();
+ if (maxSize != -1) {
+ mapMaker.maximumSize(maxSize);
+ }
+ return mapMaker.makeMap();
}
@Override public String type() {
diff --git a/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/weak/WeakFilterCache.java b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/weak/WeakFilterCache.java
index 4975cdb625f..b2e67524b91 100644
--- a/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/weak/WeakFilterCache.java
+++ b/modules/elasticsearch/src/main/java/org/elasticsearch/index/cache/filter/weak/WeakFilterCache.java
@@ -37,14 +37,21 @@ import java.util.concurrent.ConcurrentMap;
*/
public class WeakFilterCache extends AbstractConcurrentMapFilterCache {
+ private final int maxSize;
+
@Inject public WeakFilterCache(Index index, @IndexSettings Settings indexSettings) {
super(index, indexSettings);
+ this.maxSize = componentSettings.getAsInt("max_size", -1);
}
@Override protected ConcurrentMap buildFilterMap() {
// DocSet are not really stored with strong reference only when searching on them...
// Filter might be stored in query cache
- return new MapMaker().weakValues().makeMap();
+ MapMaker mapMaker = new MapMaker().weakValues();
+ if (maxSize != -1) {
+ mapMaker.maximumSize(maxSize);
+ }
+ return mapMaker.makeMap();
}
@Override public String type() {