org.springframework.boot.actuate.autoconfigure.metrics.NoOpMeterRegistryConfiguration 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.metrics;
import io.micrometer.core.instrument.Clock;
import io.micrometer.core.instrument.MeterRegistry;
import io.micrometer.core.instrument.composite.CompositeMeterRegistry;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
/**
* Configuration for a no-op meter registry when the context does not contain an
* auto-configured {@link MeterRegistry}.
*
* @author Andy Wilkinson
*/
@Configuration(proxyBeanMethods = false)
@ConditionalOnBean(Clock.class)
@ConditionalOnMissingBean(MeterRegistry.class)
class NoOpMeterRegistryConfiguration {
@Bean
CompositeMeterRegistry noOpMeterRegistry(Clock clock) {
return new CompositeMeterRegistry(clock);
}
}