1/* 2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24import java.awt.Container; 25import java.io.IOException; 26import java.net.URI; 27import java.nio.file.FileSystem; 28import java.nio.file.FileSystems; 29import java.nio.file.FileVisitResult; 30import java.nio.file.Files; 31import java.nio.file.Path; 32import java.nio.file.SimpleFileVisitor; 33import java.nio.file.attribute.BasicFileAttributes; 34 35import javax.swing.SwingContainer; 36 37/** 38 * @test 39 * @bug 8176177 40 */ 41public final class SwingContainerIsForContainerOnly { 42 43 public static void main(String[] args) throws IOException { 44 FileSystem fs = FileSystems.getFileSystem(URI.create("jrt:/")); 45 fs.getFileStores(); 46 Files.walkFileTree(fs.getPath("/modules/java.desktop"), new SimpleFileVisitor<>() { 47 @Override 48 public FileVisitResult visitFile(Path file, 49 BasicFileAttributes attrs) { 50 file = file.subpath(2, file.getNameCount()); 51 String name = file.toString(); 52 if (name.endsWith(".class")) { 53 name = name.substring(0, name.indexOf(".")).replace('/', '.'); 54 55 final Class<?> type; 56 try { 57 type = Class.forName(name, false, null); 58 } catch (Throwable e) { 59 return FileVisitResult.CONTINUE; 60 } 61 if (type.isAnnotationPresent(SwingContainer.class)) { 62 if (!Container.class.isAssignableFrom(type)) { 63 System.err.println("Wrong annotation for: " + type); 64 throw new RuntimeException(); 65 } 66 } 67 } 68 return FileVisitResult.CONTINUE; 69 }; 70 }); 71 } 72} 73