spring MetricsAutoConfiguration 源码
springboot MetricsAutoConfiguration 代码
文件路径：/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/MetricsAutoConfiguration.java
/*
* Copyright 2012-2022 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.annotation.Timed;
import io.micrometer.core.instrument.Clock;
import io.micrometer.core.instrument.binder.MeterBinder;
import io.micrometer.core.instrument.config.MeterFilter;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.core.annotation.Order;
/**
* {@link EnableAutoConfiguration Auto-configuration} for Micrometer-based metrics.
*
* @author Jon Schneider
* @author Stephane Nicoll
* @since 2.0.0
*/
@AutoConfiguration(before = CompositeMeterRegistryAutoConfiguration.class)
@ConditionalOnClass(Timed.class)
@EnableConfigurationProperties(MetricsProperties.class)
public class MetricsAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public Clock micrometerClock() {
return Clock.SYSTEM;
}
@Bean
public static MeterRegistryPostProcessor meterRegistryPostProcessor(ObjectProvider<MeterBinder> meterBinders,
ObjectProvider<MeterFilter> meterFilters,
ObjectProvider<MeterRegistryCustomizer<?>> meterRegistryCustomizers,
ObjectProvider<MetricsProperties> metricsProperties, ApplicationContext applicationContext) {
return new MeterRegistryPostProcessor(meterBinders, meterFilters, meterRegistryCustomizers, metricsProperties,
applicationContext);
}
@Bean
@Order(0)
public PropertiesMeterFilter propertiesMeterFilter(MetricsProperties properties) {
return new PropertiesMeterFilter(properties);
}
}
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- 本文标签： Java Spring Spring Boot
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