| /** |
| * 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.bookkeeper.stats.prometheus; |
| |
| import org.apache.bookkeeper.stats.Gauge; |
| |
| /** |
| * A {@link Gauge} implementation that forwards on the value supplier. |
| */ |
| public class SimpleGauge<T extends Number> { |
| |
| // public SimpleGauge(CollectorRegistry registry, String name) { |
| // this.gauge = PrometheusUtil.safeRegister(registry, |
| // Gauge.build().name(Collector.sanitizeMetricName(name)).help("-").create()); |
| // } |
| |
| private final Gauge<T> gauge; |
| |
| public SimpleGauge(final Gauge<T> gauge) { |
| this.gauge = gauge; |
| } |
| |
| Number getSample() { |
| return gauge.getSample(); |
| } |
| } |
