| /* |
| * 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.samza.metrics; |
| |
| import javax.management.MalformedObjectNameException; |
| import javax.management.ObjectName; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Utility class to create JMX related objects |
| */ |
| public class JmxUtil { |
| private static final Logger log = LoggerFactory.getLogger(JmxUtil.class); |
| |
| public static ObjectName getObjectName(String group, String name, String t) throws MalformedObjectNameException { |
| StringBuilder nameBuilder = new StringBuilder(); |
| nameBuilder.append(makeNameJmxSafe(group)); |
| nameBuilder.append(":type="); |
| nameBuilder.append(makeNameJmxSafe(t)); |
| nameBuilder.append(",name="); |
| nameBuilder.append(makeNameJmxSafe(name)); |
| ObjectName objName = new ObjectName(nameBuilder.toString()); |
| log.debug("Resolved name for " + group + ", " + name + ", " + t + " to: " + objName); |
| return objName; |
| } |
| |
| /* |
| * JMX only has ObjectName.quote, which is pretty nasty looking. This |
| * function escapes without quoting, using the rules outlined in: |
| * http://docs.oracle.com/javase/1.5.0/docs/api/javax/management/ObjectName.html |
| */ |
| public static String makeNameJmxSafe(String str) { |
| return str |
| .replace(",", "_") |
| .replace("=", "_") |
| .replace(":", "_") |
| .replace("\"", "_") |
| .replace("*", "_") |
| .replace("?", "_"); |
| } |
| } |