/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.jooby.elasticsearch;
import java.util.Arrays;
import org.apache.http.HttpHost;
import org.elasticsearch.client.RestClient;
import org.jooby.Env;
import org.jooby.Jooby;
import com.google.inject.Binder;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
/**
* <p>
* Full text search and analytics via <a href="https://github.com/elastic/elasticsearch">Elastic
* Search</a>.
* </p>
* Provides a RESTFul client.
*
* <h1>usage</h1>
*
* <pre>
* {
* use(new Elasticsearch("localhost:9200"));
* }
* </pre>
* <h1>client API</h1>
* <p>
* The module exposes a {@link RestClient} instance
* </p>
*
* <pre>{@code
*
* put("/:id", req -> {
* // index a document
* RestClient client = req.require(RestClient.class);
* StringEntity data = new StringEntity("{\"foo\":\"bar\"}");
* return client.performRequest("PUT", "/twitter/tweet/" + req.param("id").value(), Collections.emptyMap(), data)
* .getEntity().getContent();
* });
*
* }</pre>
*
* @author edgar
* @since 0.6.0
*/
public class Elasticsearch implements Jooby.Module {
private final String[] hosts;
public Elasticsearch() {
this("localhost:9200");
}
public Elasticsearch(final String ... hosts) {
this.hosts = hosts;
}
@Override
public void configure(final Env env, final Config config, final Binder binder) {
HttpHost[] httpHosts = Arrays.stream(hosts).map(HttpHost::create).toArray(HttpHost[]::new);
RestClient restClient = RestClient.builder(httpHosts).build();
binder.bind(RestClient.class).toInstance(restClient);
env.onStop(restClient::close);
}
@Override
public Config config() {
return ConfigFactory.parseResources(Elasticsearch.class, "es.conf");
}
}