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/*
 * Copyright 2012-2019 the original author or authors.
 *
 * Licensed 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
 *
 *      https://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.springframework.boot.actuate.autoconfigure.elasticsearch;

import java.util.Map;

import io.searchbox.client.JestClient;

import org.springframework.boot.actuate.autoconfigure.health.CompositeHealthIndicatorConfiguration;
import org.springframework.boot.actuate.autoconfigure.health.ConditionalOnEnabledHealthIndicator;
import org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorAutoConfiguration;
import org.springframework.boot.actuate.elasticsearch.ElasticsearchHealthIndicator;
import org.springframework.boot.actuate.elasticsearch.ElasticsearchJestHealthIndicator;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.AutoConfigureBefore;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.elasticsearch.jest.JestAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * {@link EnableAutoConfiguration Auto-configuration} for
 * {@link ElasticsearchHealthIndicator} using the {@link JestClient}.
 *
 * @author Stephane Nicoll
 * @since 2.1.0
 */
@Configuration
@ConditionalOnClass(JestClient.class)
@ConditionalOnBean(JestClient.class)
@ConditionalOnEnabledHealthIndicator("elasticsearch")
@AutoConfigureBefore(HealthIndicatorAutoConfiguration.class)
@AutoConfigureAfter({ JestAutoConfiguration.class, ElasticSearchClientHealthIndicatorAutoConfiguration.class })
public class ElasticSearchJestHealthIndicatorAutoConfiguration
		extends CompositeHealthIndicatorConfiguration {

	private final Map clients;

	public ElasticSearchJestHealthIndicatorAutoConfiguration(Map clients) {
		this.clients = clients;
	}

	@Bean
	@ConditionalOnMissingBean(name = "elasticsearchHealthIndicator")
	public HealthIndicator elasticsearchHealthIndicator() {
		return createHealthIndicator(this.clients);
	}

	@Override
	protected ElasticsearchJestHealthIndicator createHealthIndicator(JestClient client) {
		return new ElasticsearchJestHealthIndicator(client);
	}

}