001/*
002 * Copyright 2012-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.actuate.autoconfigure.metrics.web.tomcat;
018
019import io.micrometer.core.instrument.MeterRegistry;
020import io.micrometer.core.instrument.binder.tomcat.TomcatMetrics;
021import org.apache.catalina.Manager;
022
023import org.springframework.boot.actuate.metrics.web.tomcat.TomcatMetricsBinder;
024import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
026import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
027import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
028import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
029import org.springframework.context.annotation.Bean;
030import org.springframework.context.annotation.Configuration;
031
032/**
033 * {@link EnableAutoConfiguration Auto-configuration} for {@link TomcatMetrics}.
034 *
035 * @author Andy Wilkinson
036 * @since 2.0.0
037 */
038@Configuration
039@ConditionalOnWebApplication
040@ConditionalOnClass({ TomcatMetrics.class, Manager.class })
041public class TomcatMetricsAutoConfiguration {
042
043        @Bean
044        @ConditionalOnBean(MeterRegistry.class)
045        @ConditionalOnMissingBean({ TomcatMetrics.class, TomcatMetricsBinder.class })
046        public TomcatMetricsBinder tomcatMetricsBinder(MeterRegistry meterRegistry) {
047                return new TomcatMetricsBinder(meterRegistry);
048        }
049
050}