| /* |
| * 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.log4j.or; |
| |
| import org.apache.log4j.Layout; |
| |
| /** |
| */ |
| public class ThreadGroupRenderer implements ObjectRenderer { |
| |
| public |
| String doRender(Object obj) { |
| if(obj instanceof ThreadGroup) { |
| StringBuilder sb = new StringBuilder(); |
| ThreadGroup threadGroup = (ThreadGroup) obj; |
| sb.append("java.lang.ThreadGroup[name="); |
| sb.append(threadGroup.getName()); |
| sb.append(", maxpri="); |
| sb.append(threadGroup.getMaxPriority()); |
| sb.append("]"); |
| Thread[] threads = new Thread[threadGroup.activeCount()]; |
| threadGroup.enumerate(threads); |
| for (Thread thread : threads) { |
| sb.append(Layout.LINE_SEP); |
| sb.append(" Thread=["); |
| sb.append(thread.getName()); |
| sb.append(","); |
| sb.append(thread.getPriority()); |
| sb.append(","); |
| sb.append(thread.isDaemon()); |
| sb.append("]"); |
| } |
| return sb.toString(); |
| } else { |
| try { |
| // this is the best we can do |
| return obj.toString(); |
| } catch(Exception ex) { |
| return ex.toString(); |
| } |
| } |
| } |
| } |