1/*
2 * Copyright (c) 2014, 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26/*
27 * Usage: jjs jrtls.js
28 *
29 * Recursively list the content of / directory of the jrt fs.
30 *
31 * @implNote This script needs to maintain JDK 8 source compatibility.
32 *
33 * It is used internally in the JDK to implement jimage/jrtfs access,
34 * but also compiled and delivered as part of the jrtfs.jar to support access
35 * to the jimage file provided by the shipped JDK by tools running on JDK 8.
36 */
37
38// classes used
39var Files = Java.type("java.nio.file.Files");
40var FileSystems = Java.type("java.nio.file.FileSystems");
41var URI = Java.type("java.net.URI");
42
43var fs = FileSystems.getFileSystem(URI.create("jrt:/"));
44var root = fs.getPath('/');
45Files.walk(root).forEach(print);
46