spring LettuceMetricsAutoConfiguration 源码
springboot LettuceMetricsAutoConfiguration 代码
文件路径：/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/redis/LettuceMetricsAutoConfiguration.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.redis;
import io.lettuce.core.RedisClient;
import io.lettuce.core.metrics.MicrometerCommandLatencyRecorder;
import io.lettuce.core.metrics.MicrometerOptions;
import io.micrometer.core.instrument.MeterRegistry;
import org.springframework.boot.actuate.autoconfigure.metrics.CompositeMeterRegistryAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.metrics.MetricsAutoConfiguration;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.data.redis.ClientResourcesBuilderCustomizer;
import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
import org.springframework.context.annotation.Bean;
/**
* Auto-configuration for Lettuce metrics.
*
* @author Antonin Arquey
* @author Yanming Zhou
* @since 2.6.0
*/
@AutoConfiguration(before = RedisAutoConfiguration.class,
after = { MetricsAutoConfiguration.class, CompositeMeterRegistryAutoConfiguration.class })
@ConditionalOnClass({ RedisClient.class, MicrometerCommandLatencyRecorder.class })
@ConditionalOnBean(MeterRegistry.class)
public class LettuceMetricsAutoConfiguration {
@Bean
public ClientResourcesBuilderCustomizer lettuceMetrics(MeterRegistry meterRegistry) {
MicrometerOptions options = MicrometerOptions.builder().histogram(true).build();
return (client) -> client.commandLatencyRecorder(new MicrometerCommandLatencyRecorder(meterRegistry, options));
}
}
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- 本文标签： Java Spring Spring Boot
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