/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.search.lookup;
import org.apache.lucene.index.LeafReaderContext;
import java.util.HashMap;
import java.util.Map;
import static java.util.Collections.unmodifiableMap;
/**
* Per-segment version of {@link SearchLookup}.
*/
public class LeafSearchLookup {
final LeafReaderContext ctx;
final LeafDocLookup docMap;
final SourceLookup sourceLookup;
final LeafFieldsLookup fieldsLookup;
final LeafIndexLookup indexLookup;
final Map<String, Object> asMap;
public LeafSearchLookup(LeafReaderContext ctx, LeafDocLookup docMap, SourceLookup sourceLookup,
LeafFieldsLookup fieldsLookup, LeafIndexLookup indexLookup, Map<String, Object> topLevelMap) {
this.ctx = ctx;
this.docMap = docMap;
this.sourceLookup = sourceLookup;
this.fieldsLookup = fieldsLookup;
this.indexLookup = indexLookup;
Map<String, Object> asMap = new HashMap<>(topLevelMap.size() + 5);
asMap.putAll(topLevelMap);
asMap.put("doc", docMap);
asMap.put("_doc", docMap);
asMap.put("_source", sourceLookup);
asMap.put("_fields", fieldsLookup);
asMap.put("_index", indexLookup);
this.asMap = unmodifiableMap(asMap);
}
public Map<String, Object> asMap() {
return this.asMap;
}
public SourceLookup source() {
return this.sourceLookup;
}
public LeafIndexLookup indexLookup() {
return this.indexLookup;
}
public LeafFieldsLookup fields() {
return this.fieldsLookup;
}
public LeafDocLookup doc() {
return this.docMap;
}
public void setDocument(int docId) {
docMap.setDocument(docId);
sourceLookup.setSegmentAndDocument(ctx, docId);
fieldsLookup.setDocument(docId);
indexLookup.setDocument(docId);
}
}