org.springframework.boot.actuate.mongo.MongoReactiveHealthIndicator Maven / Gradle / Ivy
/*
* Copyright 2012-2018 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.mongo;
import org.bson.Document;
import reactor.core.publisher.Mono;
import org.springframework.boot.actuate.health.AbstractReactiveHealthIndicator;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.ReactiveHealthIndicator;
import org.springframework.data.mongodb.core.ReactiveMongoTemplate;
import org.springframework.util.Assert;
/**
* A {@link ReactiveHealthIndicator} for Mongo.
*
* @author Yulin Qin
* @since 2.0.0
*/
public class MongoReactiveHealthIndicator extends AbstractReactiveHealthIndicator {
private final ReactiveMongoTemplate reactiveMongoTemplate;
public MongoReactiveHealthIndicator(ReactiveMongoTemplate reactiveMongoTemplate) {
Assert.notNull(reactiveMongoTemplate, "ReactiveMongoTemplate must not be null");
this.reactiveMongoTemplate = reactiveMongoTemplate;
}
@Override
protected Mono doHealthCheck(Health.Builder builder) {
Mono buildInfo = this.reactiveMongoTemplate
.executeCommand("{ buildInfo: 1 }");
return buildInfo.map((document) -> up(builder, document));
}
private Health up(Health.Builder builder, Document document) {
return builder.up().withDetail("version", document.getString("version")).build();
}
}