Pack200Test.java revision 2362
0N/A/*
2362N/A * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A
0N/Aimport java.util.*;
0N/Aimport java.io.*;
0N/Aimport java.util.jar.*;
0N/Aimport java.util.zip.*;
0N/A
0N/A/*
0N/A * Pack200Test.java
0N/A *
0N/A * @author ksrini
0N/A */
0N/A
0N/A/**
0N/A * These tests are very rudimentary smoke tests to ensure that the packing
0N/A * unpacking process works on a select set of JARs.
0N/A */
0N/Apublic class Pack200Test {
0N/A
0N/A private static ArrayList <File> jarList = new ArrayList();
0N/A private static final String PACKEXT = ".pack";
0N/A
0N/A /** Creates a new instance of Pack200Test */
0N/A private Pack200Test() {}
0N/A
0N/A private static void doPackUnpack() {
0N/A for (File in : jarList) {
0N/A Pack200.Packer packer = Pack200.newPacker();
0N/A Map p = packer.properties();
0N/A // Take the time optimization vs. space
0N/A p.put(packer.EFFORT, "1"); // CAUTION: do not use 0.
0N/A // Make the memory consumption as effective as possible
0N/A p.put(packer.SEGMENT_LIMIT,"10000");
0N/A // throw an error if an attribute is unrecognized
0N/A p.put(packer.UNKNOWN_ATTRIBUTE, packer.ERROR);
0N/A // ignore all JAR deflation requests to save time
0N/A p.put(packer.DEFLATE_HINT, packer.FALSE);
0N/A // save the file ordering of the original JAR
0N/A p.put(packer.KEEP_FILE_ORDER, packer.TRUE);
0N/A
0N/A try {
0N/A JarFile jarFile = new JarFile(in);
0N/A
0N/A // Write out to a jtreg scratch area
0N/A FileOutputStream fos = new FileOutputStream(in.getName() + PACKEXT);
0N/A
0N/A System.out.print("Packing [" + in.toString() + "]...");
0N/A // Call the packer
0N/A packer.pack(jarFile, fos);
0N/A jarFile.close();
0N/A fos.close();
0N/A
0N/A System.out.print("Unpacking...");
0N/A File f = new File(in.getName() + PACKEXT);
0N/A
0N/A // Write out to current directory, jtreg will setup a scratch area
0N/A JarOutputStream jostream = new JarOutputStream(new FileOutputStream(in.getName()));
0N/A
0N/A // Unpack the files
0N/A Pack200.Unpacker unpacker = Pack200.newUnpacker();
0N/A // Call the unpacker
0N/A unpacker.unpack(f, jostream);
0N/A // Must explicitly close the output.
0N/A jostream.close();
0N/A System.out.print("Testing...");
0N/A // Ok we have unpacked the file, lets test it.
0N/A doTest(in);
0N/A System.out.println("Done.");
0N/A } catch (Exception e) {
0N/A System.out.println("ERROR: " + e.getMessage());
0N/A System.exit(1);
0N/A }
0N/A }
0N/A }
0N/A
0N/A private static ArrayList <String> getZipFileEntryNames(ZipFile z) {
0N/A ArrayList <String> out = new ArrayList();
0N/A for (ZipEntry ze : Collections.list(z.entries())) {
0N/A out.add(ze.getName());
0N/A }
0N/A return out;
0N/A }
0N/A
0N/A private static void doTest(File in) throws Exception {
0N/A // make sure all the files in the original jar exists in the other
0N/A ArrayList <String> refList = getZipFileEntryNames(new ZipFile(in));
0N/A ArrayList <String> cmpList = getZipFileEntryNames(new ZipFile(in.getName()));
0N/A
0N/A System.out.print(refList.size() + "/" + cmpList.size() + " entries...");
0N/A
0N/A if (refList.size() != cmpList.size()) {
0N/A throw new Exception("Missing: files ?, entries don't match");
0N/A }
0N/A
0N/A for (String ename: refList) {
0N/A if (!cmpList.contains(ename)) {
0N/A throw new Exception("Does not contain : " + ename);
0N/A }
0N/A }
0N/A }
0N/A
0N/A private static void doSanity(String[] args) {
0N/A for (String s: args) {
0N/A File f = new File(s);
0N/A if (f.exists()) {
0N/A jarList.add(f);
0N/A } else {
0N/A System.out.println("Warning: The JAR file " + f.toString() + " does not exist,");
0N/A System.out.println(" this test requires a JDK image, this file will be skipped.");
0N/A }
0N/A }
0N/A }
0N/A
0N/A /**
0N/A * @param args the command line arguments
0N/A */
0N/A public static void main(String[] args) {
0N/A if (args.length < 1) {
0N/A System.out.println("Usage: jar1 jar2 jar3 .....");
0N/A System.exit(1);
0N/A }
0N/A doSanity(args);
0N/A doPackUnpack();
0N/A }
0N/A}