org.apache.solr.cloud.ZkCollectionTerms Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.apache.solr.cloud;
import java.util.HashMap;
import java.util.Map;
import org.apache.solr.common.cloud.SolrZkClient;
import org.apache.solr.common.util.ObjectReleaseTracker;
import org.apache.solr.core.CoreDescriptor;
/**
* Used to manage all ZkShardTerms of a collection
*/
class ZkCollectionTerms implements AutoCloseable {
private final String collection;
private final Map terms;
private final SolrZkClient zkClient;
ZkCollectionTerms(String collection, SolrZkClient client) {
this.collection = collection;
this.terms = new HashMap<>();
this.zkClient = client;
ObjectReleaseTracker.track(this);
}
public ZkShardTerms getShard(String shardId) {
synchronized (terms) {
if (!terms.containsKey(shardId)) terms.put(shardId, new ZkShardTerms(collection, shardId, zkClient));
return terms.get(shardId);
}
}
public void remove(String shardId, CoreDescriptor coreDescriptor) {
synchronized (terms) {
if (getShard(shardId).removeTerm(coreDescriptor)) {
terms.remove(shardId).close();
}
}
}
public void close() {
synchronized (terms) {
terms.values().forEach(ZkShardTerms::close);
}
ObjectReleaseTracker.release(this);
}
}