/*
* 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.index.mapper;
import java.util.Collection;
enum MapperUtils {
;
/** Split mapper and its descendants into object and field mappers. */
public static void collect(Mapper mapper, Collection<ObjectMapper> objectMappers, Collection<FieldMapper> fieldMappers) {
if (mapper instanceof RootObjectMapper) {
// root mapper isn't really an object mapper
} else if (mapper instanceof ObjectMapper) {
objectMappers.add((ObjectMapper)mapper);
} else if (mapper instanceof FieldMapper) {
fieldMappers.add((FieldMapper)mapper);
}
for (Mapper child : mapper) {
collect(child, objectMappers, fieldMappers);
}
}
}