org.elasticsearch.index.fieldvisitor.FieldsVisitor Maven / Gradle / Ivy
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* Licensed to Elasticsearch under one or more contributor
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* 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.index.fieldvisitor;
import com.google.common.collect.ImmutableMap;
import org.apache.lucene.index.FieldInfo;
import org.apache.lucene.index.StoredFieldVisitor;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.common.bytes.BytesArray;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.index.mapper.*;
import org.elasticsearch.index.mapper.internal.SourceFieldMapper;
import org.elasticsearch.index.mapper.internal.UidFieldMapper;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import static com.google.common.collect.Maps.newHashMap;
/**
*/
public abstract class FieldsVisitor extends StoredFieldVisitor {
protected BytesReference source;
protected Uid uid;
protected Map> fieldsValues;
public void postProcess(MapperService mapperService) {
if (uid != null) {
DocumentMapper documentMapper = mapperService.documentMapper(uid.type());
if (documentMapper != null) {
// we can derive the exact type for the mapping
postProcess(documentMapper);
return;
}
}
// can't derive exact mapping type
for (Map.Entry> entry : fields().entrySet()) {
FieldMappers fieldMappers = mapperService.indexName(entry.getKey());
if (fieldMappers == null) {
continue;
}
List