io.micrometer.spring.autoconfigure.LogbackMetricsAutoConfiguration Maven / Gradle / Ivy
/**
* Copyright 2017 VMware, Inc.
*
* 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 io.micrometer.spring.autoconfigure;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionMessage;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.type.AnnotatedTypeMetadata;
import ch.qos.logback.classic.LoggerContext;
import io.micrometer.core.instrument.MeterRegistry;
import io.micrometer.core.instrument.binder.logging.LogbackMetrics;
import io.micrometer.spring.autoconfigure.LogbackMetricsAutoConfiguration.LogbackLoggingCondition;
import org.slf4j.ILoggerFactory;
import org.slf4j.LoggerFactory;
/**
* {@link EnableAutoConfiguration Auto-configuration} for Logback metrics.
*
* @author Jon Schneider
* @author Stephane Nicoll
* @since 1.1.0
*/
@Configuration
@AutoConfigureAfter(MetricsAutoConfiguration.class)
@ConditionalOnClass({ MeterRegistry.class, LoggerContext.class, LoggerFactory.class })
@ConditionalOnBean(MeterRegistry.class)
@Conditional(LogbackLoggingCondition.class)
@ConditionalOnProperty(value = "management.metrics.binders.logback.enabled", matchIfMissing = true)
public class LogbackMetricsAutoConfiguration {
@Bean
@ConditionalOnMissingBean
public LogbackMetrics logbackMetrics() {
return new LogbackMetrics();
}
static class LogbackLoggingCondition extends SpringBootCondition {
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
ILoggerFactory loggerFactory = LoggerFactory.getILoggerFactory();
ConditionMessage.Builder message = ConditionMessage
.forCondition("LogbackLoggingCondition");
if (loggerFactory instanceof LoggerContext) {
return ConditionOutcome.match(
message.because("ILoggerFactory is a Logback LoggerContext"));
}
return ConditionOutcome
.noMatch(message.because("ILoggerFactory is an instance of "
+ loggerFactory.getClass().getCanonicalName()));
}
}
}