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.lf5.viewer.categoryexplorer; 19 20 import javax.swing.event.TreeModelEvent; 21 import javax.swing.event.TreeModelListener; 22 23 /** 24 * Default implementation of TreeModelListener which does nothing. 25 * 26 * @author Richard Wan 27 */ 28 29 // Contributed by ThoughtWorks Inc. 30 31 public class TreeModelAdapter implements TreeModelListener { 32 //-------------------------------------------------------------------------- 33 // Constants: 34 //-------------------------------------------------------------------------- 35 36 //-------------------------------------------------------------------------- 37 // Protected Variables: 38 //-------------------------------------------------------------------------- 39 40 //-------------------------------------------------------------------------- 41 // Private Variables: 42 //-------------------------------------------------------------------------- 43 44 //-------------------------------------------------------------------------- 45 // Constructors: 46 //-------------------------------------------------------------------------- 47 48 //-------------------------------------------------------------------------- 49 // Public Methods: 50 //-------------------------------------------------------------------------- 51 public void treeNodesChanged(TreeModelEvent e) { 52 } 53 54 public void treeNodesInserted(TreeModelEvent e) { 55 } 56 57 public void treeNodesRemoved(TreeModelEvent e) { 58 } 59 60 public void treeStructureChanged(TreeModelEvent e) { 61 } 62 63 //-------------------------------------------------------------------------- 64 // Protected Methods: 65 //-------------------------------------------------------------------------- 66 67 //-------------------------------------------------------------------------- 68 // Private Methods: 69 //-------------------------------------------------------------------------- 70 71 //-------------------------------------------------------------------------- 72 // Nested Top-Level Classes or Interfaces 73 //-------------------------------------------------------------------------- 74 } 75