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; 19 20 import java.util.EventListener; 21 22 23 /** 24 * Implementations are notified when new Logger names 25 * are added to the related LoggerNameModel instance. 26 * 27 * @author Paul Smith <psmith@apache.org> 28 */ 29 public interface LoggerNameListener extends EventListener { 30 /** 31 * Called by LoggerNameModel instances when a new unique 32 * Logger name string has been introduced into the model 33 * 34 * @param loggerName the new, unique loggerName 35 */ 36 void loggerNameAdded(String loggerName); 37 38 /** 39 * Logger names were reset (used to clear the tree model) 40 */ 41 void reset(); 42 }