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Apache Solr (module: core)
/*
* 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.handler.component;
import java.util.List;
import java.util.Objects;
import org.apache.lucene.search.FieldDoc;
import org.apache.solr.common.util.NamedList;
public class ShardDoc extends FieldDoc {
public String shard;
public String shardAddress; // TODO
public int orderInShard;
// the position of this doc within the shard... this can be used
// to short-circuit comparisons if the shard is equal, and can
// also be used to break ties within the same shard.
public Object id;
// this is currently the uniqueKeyField but
// may be replaced with internal docid in a future release.
public NamedList> sortFieldValues;
// sort field values for *all* docs in a particular shard.
// this doc's values are in position orderInShard
// TODO: store the SolrDocument here?
// Store the order in the merged list for lookup when getting stored fields?
// (other components need this ordering to store data in order, like highlighting)
// but we shouldn't expose uniqueKey (have a map by it) until the stored-field
// retrieval stage.
public int positionInResponse;
// the ordinal position in the merged response arraylist
public ShardDoc(float score, Object[] fields, Object uniqueId, String shard) {
super(-1, score, fields);
this.id = uniqueId;
this.shard = shard;
}
public ShardDoc() {
super(-1, Float.NaN);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ShardDoc)) return false;
ShardDoc shardDoc = (ShardDoc) o;
return Objects.equals(id, shardDoc.id);
}
@Override
public int hashCode() {
return id != null ? id.hashCode() : 0;
}
@Override
public String toString() {
return "id="
+ id
+ " ,score="
+ score
+ " ,shard="
+ shard
+ " ,orderInShard="
+ orderInShard
+ " ,positionInResponse="
+ positionInResponse
+ " ,sortFieldValues="
+ sortFieldValues;
}
}