1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.apache.log4j.chainsaw.help; 19 20 import org.apache.log4j.LogManager; 21 import org.apache.log4j.chainsaw.Generator; 22 import org.apache.log4j.plugins.Plugin; 23 import org.apache.log4j.plugins.PluginRegistry; 24 import org.apache.log4j.spi.LoggerRepository; 25 import org.apache.log4j.spi.LoggerRepositoryEx; 26 27 /** 28 * A runnable element that installs into the Log4j environment some fake Receivers 29 * which generates events for use as a tutorial. 30 * 31 * @author Paul Smith 32 */ 33 public class Tutorial implements Runnable { 34 /* (non-Javadoc) 35 * @see java.lang.Runnable#run() 36 */ 37 public void run() { 38 Plugin p1 = new Generator("Generator 1"); 39 Plugin p2 = new Generator("Generator 2"); 40 Plugin p3 = new Generator("Generator 3"); 41 42 LoggerRepository repo = LogManager.getLoggerRepository(); 43 if (repo instanceof LoggerRepositoryEx) { 44 PluginRegistry pluginRegistry = ((LoggerRepositoryEx) repo).getPluginRegistry(); 45 pluginRegistry.addPlugin(p1); 46 p1.activateOptions(); 47 pluginRegistry.addPlugin(p2); 48 p2.activateOptions(); 49 pluginRegistry.addPlugin(p3); 50 p3.activateOptions(); 51 } 52 53 } 54 }