| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 |
| * |
| * http://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.apache.geronimo.microprofile.metrics.extension.tomcat; |
| |
| import java.util.Set; |
| |
| import javax.enterprise.event.Observes; |
| import javax.enterprise.inject.spi.AfterDeploymentValidation; |
| import javax.enterprise.inject.spi.Bean; |
| import javax.enterprise.inject.spi.BeanManager; |
| import javax.enterprise.inject.spi.BeforeShutdown; |
| import javax.enterprise.inject.spi.Extension; |
| |
| import org.apache.geronimo.microprofile.metrics.extension.common.MicroprofileMetricsAdapter; |
| import org.apache.geronimo.microprofile.metrics.extension.common.RegistryTypeLiteral; |
| import org.eclipse.microprofile.metrics.MetricRegistry; |
| |
| public class TomcatExtension implements Extension { |
| private TomcatRegistrar registrar; |
| |
| void afterValidation(@Observes final AfterDeploymentValidation validation, |
| final BeanManager beanManager) { |
| final MetricRegistry.Type registryType = MetricRegistry.Type.valueOf( |
| System.getProperty("geronimo.metrics.tomcat.registry.type", "BASE")); |
| final Set<Bean<?>> beans = beanManager.getBeans(MetricRegistry.class, new RegistryTypeLiteral(registryType)); |
| final MetricRegistry registry = MetricRegistry.class.cast(beanManager.getReference( |
| beanManager.resolve(beans), MetricRegistry.class, beanManager.createCreationalContext(null))); |
| final MicroprofileMetricsAdapter adapter = new MicroprofileMetricsAdapter(registry); |
| registrar = new TomcatRegistrar(adapter.registrer(), adapter.unregistrer()); |
| registrar.start(); |
| } |
| |
| void beforeShutdown(@Observes final BeforeShutdown beforeShutdown) { |
| if (registrar != null) { |
| registrar.stop(); |
| } |
| } |
| } |