org.springframework.boot.actuate.autoconfigure.health.HealthIndicatorRegistryBeans Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of spring-boot-actuator-autoconfigure Show documentation
Show all versions of spring-boot-actuator-autoconfigure Show documentation
Spring Boot Actuator AutoConfigure
/*
* 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.health;
import java.util.LinkedHashMap;
import java.util.Map;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.boot.actuate.health.HealthIndicatorRegistry;
import org.springframework.boot.actuate.health.HealthIndicatorRegistryFactory;
import org.springframework.boot.actuate.health.ReactiveHealthIndicator;
import org.springframework.context.ApplicationContext;
import org.springframework.util.ClassUtils;
/**
* Creates a {@link HealthIndicatorRegistry} from beans in the {@link ApplicationContext}.
*
* @author Phillip Webb
* @author Stephane Nicoll
*/
final class HealthIndicatorRegistryBeans {
private HealthIndicatorRegistryBeans() {
}
public static HealthIndicatorRegistry get(ApplicationContext applicationContext) {
Map indicators = new LinkedHashMap<>();
indicators.putAll(applicationContext.getBeansOfType(HealthIndicator.class));
if (ClassUtils.isPresent("reactor.core.publisher.Flux", null)) {
new ReactiveHealthIndicators().get(applicationContext).forEach(indicators::putIfAbsent);
}
HealthIndicatorRegistryFactory factory = new HealthIndicatorRegistryFactory();
return factory.createHealthIndicatorRegistry(indicators);
}
private static class ReactiveHealthIndicators {
public Map get(ApplicationContext applicationContext) {
Map indicators = new LinkedHashMap<>();
applicationContext.getBeansOfType(ReactiveHealthIndicator.class)
.forEach((name, indicator) -> indicators.put(name, adapt(indicator)));
return indicators;
}
private HealthIndicator adapt(ReactiveHealthIndicator indicator) {
return () -> indicator.health().block();
}
}
}