org.elasticsearch.action.fieldstats.FieldStatsShardRequest Maven / Gradle / Ivy
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* 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.action.fieldstats;
import org.elasticsearch.action.support.broadcast.BroadcastShardRequest;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.index.shard.ShardId;
import java.io.IOException;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
/**
*/
public class FieldStatsShardRequest extends BroadcastShardRequest {
private String[] fields;
public FieldStatsShardRequest() {
}
public FieldStatsShardRequest(ShardId shardId, FieldStatsRequest request) {
super(shardId, request);
Set fields = new HashSet<>();
fields.addAll(Arrays.asList(request.getFields()));
for (IndexConstraint indexConstraint : request.getIndexConstraints()) {
fields.add(indexConstraint.getField());
}
this.fields = fields.toArray(new String[fields.size()]);
}
public String[] getFields() {
return fields;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
fields = in.readStringArray();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeStringArrayNullable(fields);
}
}