org.elasticsearch.action.admin.indices.stats.FieldUsageShardRequest Maven / Gradle / Ivy
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.admin.indices.stats;
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 org.elasticsearch.tasks.CancellableTask;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.tasks.TaskId;
import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
public class FieldUsageShardRequest extends BroadcastShardRequest {
private final String[] fields;
FieldUsageShardRequest(ShardId shardId, FieldUsageStatsRequest request) {
super(shardId, request);
this.fields = request.fields();
}
FieldUsageShardRequest(StreamInput in) throws IOException {
super(in);
this.fields = in.readStringArray();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeStringArray(fields);
}
@Override
public Task createTask(long id, String type, String action, TaskId parentTaskId, Map headers) {
return new CancellableTask(id, type, action, "", parentTaskId, headers) {
@Override
public String getDescription() {
return FieldUsageShardRequest.this.getDescription();
}
};
}
@Override
public String getDescription() {
return "get field usage for shard: [" + shardId() + "], fields: " + Arrays.toString(fields);
}
public String[] fields() {
return fields;
}
}