1 /* 2 * Copyright (c) 2005, 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 24 /* 25 * @test 26 * @bug 4431684 27 * @summary jar signature certificate key usage check incorrect 28 */ 29 30 import java.util.jar.*; 31 import java.util.*; 32 import java.io.*; 33 34 public class Test4431684 { 35 main(String[] args)36 public static void main(String[] args) throws Exception { 37 38 File f = new File(System.getProperty("test.src", "."), 39 "JavaApplication1.jar"); 40 JarFile jf = new JarFile(f); 41 Enumeration entries = jf.entries(); 42 while (entries.hasMoreElements()) { 43 JarEntry je = (JarEntry)entries.nextElement(); 44 if(je.getName().endsWith("class")) { 45 byte[] buffer = new byte[8192]; 46 InputStream is = jf.getInputStream(je); 47 int n; 48 while ((n = is.read(buffer, 0, buffer.length)) != -1) { 49 } 50 is.close(); 51 if(je.getCodeSigners() == null) { 52 throw new RuntimeException("FAIL: Cannot get code signers"); 53 } 54 } 55 } 56 } 57 } 58