jdk/test/tools/pack200/TimeStamp.java
author ksrini
Thu, 14 Oct 2010 09:36:05 -0700
changeset 6891 f8a528363fa5
parent 6323 1cdec3dff0a3
child 9009 e7036c254324
permissions -rw-r--r--
6991164: pack source needs vendor rebranding changes (jdk7 only) Reviewed-by: ohair, jrose
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/*
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 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.TimeZone;
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import java.util.jar.JarEntry;
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import java.util.jar.JarFile;
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import java.util.jar.JarOutputStream;
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/*
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 * @test
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 * @bug 6966740
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 * @summary verify identical timestamps, unpacked in any timezone
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 * @compile -XDignore.symbol.file Utils.java TimeStamp.java
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 * @run main/othervm TimeStamp
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 * @author ksrini
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 */
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/**
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 * First we pack the file in some time zone say India, then we unpack the  file
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 * in the current time zone, and ensure the timestamp recorded in the unpacked
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 * jar are the same.
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 */
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public class TimeStamp {
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    static final TimeZone tz = TimeZone.getDefault();
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    public static void main(String... args) throws IOException {
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        // make a local copy of our test file
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        File srcFile = Utils.locateJar("golden.jar");
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        File goldenFile = new File("golden.jar");
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        Utils.copyFile(srcFile, goldenFile.getAbsoluteFile());
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        JarFile goldenJarFile = new JarFile(goldenFile);
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        File packFile = new File("golden.pack");
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        // set the test timezone and pack the file
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        TimeZone.setDefault(TimeZone.getTimeZone("IST"));
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        Utils.pack(goldenJarFile, packFile);
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        TimeZone.setDefault(tz);   // reset the timezone
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        // unpack in the  test timezone
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        File istFile = new File("golden.jar.java.IST");
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        unpackJava(packFile, istFile);
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        verifyJar(goldenFile, istFile);
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        istFile.delete();
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        // unpack in some other timezone
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        File pstFile = new File("golden.jar.java.PST");
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        unpackJava(packFile, pstFile);
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        verifyJar(goldenFile, pstFile);
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        pstFile.delete();
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        // repeat the test for unpack200 tool.
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        istFile = new File("golden.jar.native.IST");
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        unpackNative(packFile, istFile);
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        verifyJar(goldenFile, istFile);
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        istFile.delete();
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        pstFile = new File("golden.jar.native.PST");
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        unpackNative(packFile, pstFile);
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        verifyJar(goldenFile, pstFile);
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        pstFile.delete();
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    }
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    static void unpackNative(File packFile, File outFile) {
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        String name = outFile.getName();
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        String tzname = name.substring(name.lastIndexOf(".") + 1);
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        HashMap<String, String> env = new HashMap<>();
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        switch(tzname) {
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            case "PST":
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                env.put("TZ", "US/Pacific");
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                break;
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            case "IST":
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                env.put("TZ", "Asia/Calcutta");
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                break;
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            default:
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                throw new RuntimeException("not implemented: " + tzname);
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        }
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        List<String> cmdsList = new ArrayList<>();
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        cmdsList.add(Utils.getUnpack200Cmd());
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        cmdsList.add(packFile.getName());
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        cmdsList.add(outFile.getName());
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        Utils.runExec(cmdsList, env);
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    }
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    static void unpackJava(File packFile, File outFile) throws IOException {
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        String name = outFile.getName();
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        String tzname = name.substring(name.lastIndexOf(".") + 1);
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        JarOutputStream jos = null;
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        try {
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            TimeZone.setDefault(TimeZone.getTimeZone(tzname));
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            jos = new JarOutputStream(new FileOutputStream(outFile));
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            System.out.println("Using timezone: " + TimeZone.getDefault());
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            Utils.unpackj(packFile, jos);
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        } finally {
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            Utils.close(jos);
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            TimeZone.setDefault(tz); // always reset
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        }
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    }
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    static void verifyJar(File f1, File f2) throws IOException {
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        int errors = 0;
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        JarFile jf1 = null;
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        JarFile jf2 = null;
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        try {
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            jf1 = new JarFile(f1);
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            jf2 = new JarFile(f2);
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            System.out.println("Verifying: " + f1 + " and " + f2);
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            for (JarEntry je1 : Collections.list(jf1.entries())) {
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                JarEntry je2 = jf2.getJarEntry(je1.getName());
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                if (je1.getTime() != je2.getTime()) {
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                    System.out.println("Error:");
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                    System.out.println("  expected:" + jf1.getName() + ":"
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                            + je1.getName() + ":" + je1.getTime());
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                    System.out.println("  obtained:" + jf2.getName() + ":"
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                            + je2.getName() + ":" + je2.getTime());
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                    errors++;
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                }
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            }
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        } finally {
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            Utils.close(jf1);
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            Utils.close(jf2);
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        }
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        if (errors > 0) {
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            throw new RuntimeException("FAIL:" + errors + " error(s) encounted");
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        }
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    }
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}