| /* |
| * Copyright (c) 2007, 2014, 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. |
| */ |
| |
| |
| import java.util.*; |
| import java.io.*; |
| import java.lang.management.ManagementFactory; |
| import java.lang.management.MemoryMXBean; |
| import java.util.jar.*; |
| |
| /* |
| * @test |
| * @bug 6521334 6712743 8007902 |
| * @summary check for memory leaks, test general packer/unpacker functionality\ |
| * using native and java unpackers |
| * @compile -XDignore.symbol.file Utils.java Pack200Test.java |
| * @run main/othervm/timeout=1200 -Xmx1280m -Xshare:off Pack200Test |
| * @author ksrini |
| */ |
| |
| /** |
| * Tests the packing/unpacking via the APIs. |
| */ |
| public class Pack200Test { |
| |
| private static ArrayList <File> jarList = new ArrayList<File>(); |
| static final MemoryMXBean mmxbean = ManagementFactory.getMemoryMXBean(); |
| static final long m0 = getUsedMemory(); |
| static final int LEAK_TOLERANCE = 21000; // OS and GC related variations. |
| |
| /** Creates a new instance of Pack200Test */ |
| private Pack200Test() {} |
| |
| static long getUsedMemory() { |
| mmxbean.gc(); |
| mmxbean.gc(); |
| mmxbean.gc(); |
| return mmxbean.getHeapMemoryUsage().getUsed()/1024; |
| } |
| |
| private static void leakCheck() throws Exception { |
| long diff = getUsedMemory() - m0; |
| System.out.println(" Info: memory diff = " + diff + "K"); |
| if ( diff > LEAK_TOLERANCE) { |
| throw new Exception("memory leak detected " + diff); |
| } |
| } |
| |
| private static void doPackUnpack() throws IOException { |
| for (File in : jarList) { |
| JarOutputStream javaUnpackerStream = null; |
| JarOutputStream nativeUnpackerStream = null; |
| JarFile jarFile = null; |
| try { |
| jarFile = new JarFile(in); |
| |
| // Write out to a jtreg scratch area |
| File packFile = new File(in.getName() + Utils.PACK_FILE_EXT); |
| |
| System.out.println("Packing [" + in.toString() + "]"); |
| // Call the packer |
| Utils.pack(jarFile, packFile); |
| jarFile.close(); |
| leakCheck(); |
| |
| System.out.println(" Unpacking using java unpacker"); |
| File javaUnpackedJar = new File("java-" + in.getName()); |
| // Write out to current directory, jtreg will setup a scratch area |
| javaUnpackerStream = new JarOutputStream( |
| new FileOutputStream(javaUnpackedJar)); |
| Utils.unpackj(packFile, javaUnpackerStream); |
| javaUnpackerStream.close(); |
| System.out.println(" Testing...java unpacker"); |
| leakCheck(); |
| // Ok we have unpacked the file, lets test it. |
| Utils.doCompareVerify(in.getAbsoluteFile(), javaUnpackedJar); |
| |
| System.out.println(" Unpacking using native unpacker"); |
| // Write out to current directory |
| File nativeUnpackedJar = new File("native-" + in.getName()); |
| nativeUnpackerStream = new JarOutputStream( |
| new FileOutputStream(nativeUnpackedJar)); |
| Utils.unpackn(packFile, nativeUnpackerStream); |
| nativeUnpackerStream.close(); |
| System.out.println(" Testing...native unpacker"); |
| leakCheck(); |
| // the unpackers (native and java) should produce identical bits |
| // so we use use bit wise compare, the verification compare is |
| // very expensive wrt. time. |
| Utils.doCompareBitWise(javaUnpackedJar, nativeUnpackedJar); |
| System.out.println("Done."); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } finally { |
| Utils.close(nativeUnpackerStream); |
| Utils.close(javaUnpackerStream); |
| Utils.close((Closeable) jarFile); |
| } |
| } |
| Utils.cleanup(); // cleanup artifacts, if successful run |
| } |
| |
| /** |
| * @param args the command line arguments |
| */ |
| public static void main(String[] args) throws IOException { |
| // select the jars carefully, adding more jars will increase the |
| // testing time, especially for jprt. |
| jarList.add(Utils.createRtJar()); |
| jarList.add(Utils.getGoldenJar()); |
| System.out.println(jarList); |
| doPackUnpack(); |
| } |
| } |