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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;
import org.elasticsearch.action.support.PlainListenableActionFuture;
import org.elasticsearch.client.ElasticsearchClient;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.threadpool.ThreadPool;
import java.util.Objects;
/**
*
*/
public abstract class ActionRequestBuilder<Request extends ActionRequest, Response extends ActionResponse, RequestBuilder extends ActionRequestBuilder<Request, Response, RequestBuilder>> {
protected final Action<Request, Response, RequestBuilder> action;
protected final Request request;
private final ThreadPool threadPool;
protected final ElasticsearchClient client;
protected ActionRequestBuilder(ElasticsearchClient client, Action<Request, Response, RequestBuilder> action, Request request) {
Objects.requireNonNull(action, "action must not be null");
this.action = action;
this.request = request;
this.client = client;
threadPool = client.threadPool();
}
public Request request() {
return this.request;
}
@SuppressWarnings("unchecked")
public final RequestBuilder putHeader(String key, Object value) {
request.putHeader(key, value);
return (RequestBuilder) this;
}
public ListenableActionFuture<Response> execute() {
PlainListenableActionFuture<Response> future = new PlainListenableActionFuture<>(threadPool);
execute(future);
return future;
}
/**
* Short version of execute().actionGet().
*/
public Response get() {
return execute().actionGet();
}
/**
* Short version of execute().actionGet().
*/
public Response get(TimeValue timeout) {
return execute().actionGet(timeout);
}
/**
* Short version of execute().actionGet().
*/
public Response get(String timeout) {
return execute().actionGet(timeout);
}
public void execute(ActionListener<Response> listener) {
client.execute(action, beforeExecute(request), listener);
}
/**
* A callback to additionally process the request before its executed
*/
protected Request beforeExecute(Request request) {
return request;
}
}
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