| /** |
| * 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.storm.daemon.metrics; |
| |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.storm.Config; |
| import org.apache.storm.utils.ObjectReader; |
| |
| public class ClientMetricsUtils { |
| |
| private static final String RATE_UNIT = "rate.unit"; |
| private static final String DURATION_UNIT = "duration.unit"; |
| // Use the specified IETF BCP 47 language tag string for a Locale |
| private static final String LOCALE = "locale"; |
| |
| public static TimeUnit getMetricsRateUnit(Map<String, Object> reporterConf) { |
| return getTimeUnitForConfig(reporterConf, RATE_UNIT); |
| } |
| |
| public static TimeUnit getMetricsDurationUnit(Map<String, Object> reporterConf) { |
| return getTimeUnitForConfig(reporterConf, DURATION_UNIT); |
| } |
| |
| public static Locale getMetricsReporterLocale(Map<String, Object> reporterConf) { |
| String languageTag = ObjectReader.getString(reporterConf.get(LOCALE), null); |
| if (languageTag != null) { |
| return Locale.forLanguageTag(languageTag); |
| } |
| return null; |
| } |
| |
| public static TimeUnit getTimeUnitForConfig(Map<String, Object> reporterConf, String configName) { |
| String timeUnitString = ObjectReader.getString(reporterConf.get(configName), null); |
| if (timeUnitString != null) { |
| return TimeUnit.valueOf(timeUnitString); |
| } |
| return null; |
| } |
| } |