| /* |
| * 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.common; |
| |
| import static org.eclipse.microprofile.metrics.MetricType.GAUGE; |
| |
| import java.util.function.Consumer; |
| import java.util.logging.Logger; |
| |
| import org.eclipse.microprofile.metrics.Gauge; |
| import org.eclipse.microprofile.metrics.Metadata; |
| import org.eclipse.microprofile.metrics.MetricRegistry; |
| |
| public class MicroprofileMetricsAdapter { |
| private final MetricRegistry registry; |
| |
| public MicroprofileMetricsAdapter(final MetricRegistry registry) { |
| this.registry = registry; |
| } |
| |
| public Consumer<Definition> registrer() { |
| return def -> { |
| final Metadata metadata = new Metadata(def.getName(), def.getDisplayName(), def.getDescription(), GAUGE, |
| def.getUnit()); |
| metadata.setReusable(true); |
| try { |
| registry.register(metadata, (Gauge<Double>) () -> def.getEvaluator() |
| .getAsDouble()); |
| } catch (final RuntimeException re) { |
| Logger.getLogger(MicroprofileMetricsAdapter.class.getName()).fine(re.getMessage()); |
| } |
| }; |
| } |
| |
| public Consumer<Definition> unregistrer() { |
| return def -> registry.remove(def.getName()); |
| } |
| } |