| /* |
| * 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 freemarker.test; |
| |
| import java.awt.event.WindowAdapter; |
| import java.awt.event.WindowEvent; |
| import java.io.FileReader; |
| |
| import javax.swing.JFrame; |
| import javax.swing.JScrollPane; |
| import javax.swing.JTree; |
| |
| import freemarker.core.FreeMarkerTree; |
| import freemarker.template.Template; |
| |
| public class TreeView { |
| |
| static public void main(String[] args) { |
| if (args.length == 0) { |
| usage(); |
| return; |
| } |
| String filename = args[0]; |
| Template t = null; |
| try { |
| t = new Template(filename, new FileReader(filename)); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| return; |
| } |
| showTree(t); |
| } |
| |
| static void showTree(Template t) { |
| JTree tree = new FreeMarkerTree(t); |
| JFrame jf = new JFrame(t.getName()); |
| jf.addWindowListener(new WindowAdapter() { |
| @Override |
| public void windowClosing(WindowEvent e) { |
| System.exit(0); |
| } |
| }); |
| JScrollPane scrollPane = new JScrollPane(tree); |
| jf.getContentPane().add(scrollPane); |
| jf.pack(); |
| jf.show(); |
| } |
| |
| static void usage() { |
| System.err.println("little toy program to display a compiled template as a tree."); |
| System.err.println("Usage: java freemarker.test.TreeView <templatefile>"); |
| } |
| } |