/* * Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * @test * @bug 6405538 6474350 * @summary Make sure jar files with large entries (more than max heap size) * can be signed * @modules jdk.jartool/sun.security.tools.jarsigner * @run main/othervm -Xmx16m LargeJarEntry * @author Sean Mullan */ import java.io.File; import java.io.FileOutputStream; import java.util.jar.JarEntry; import java.util.jar.JarOutputStream; import java.util.zip.CRC32; public class LargeJarEntry { public static void main(String[] args) throws Exception { String srcDir = System.getProperty("test.src", "."); String keystore = srcDir + "/JarSigning.keystore"; String jarName = "largeJarEntry.jar"; // Set java.io.tmpdir to the current working dir (see 6474350) System.setProperty("java.io.tmpdir", System.getProperty("user.dir")); // first, create jar file with 8M uncompressed entry // note, we set the max heap size to 8M in @run tag above byte[] bytes = new byte[1000000]; CRC32 crc = new CRC32(); for (int i=0; i<8; i++) { crc.update(bytes); } JarEntry je = new JarEntry("large"); je.setSize(8000000l); je.setMethod(JarEntry.STORED); je.setCrc(crc.getValue()); File file = new File(jarName); FileOutputStream os = new FileOutputStream(file); JarOutputStream jos = new JarOutputStream(os); jos.setMethod(JarEntry.STORED); jos.putNextEntry(je); for (int i=0; i<8; i++) { jos.write(bytes, 0, bytes.length); } jos.close(); String[] jsArgs = { "-keystore", keystore, "-storepass", "bbbbbb", jarName, "b" }; // now, try to sign it try { sun.security.tools.jarsigner.Main.main(jsArgs); } catch (OutOfMemoryError err) { throw new Exception("Test failed with OutOfMemoryError", err); } finally { // remove jar file file.delete(); } } }