/* * Copyright (c) 2006, 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.net.URL; import java.net.URLConnection; import java.nio.file.Paths; public class Test { public static void main(String[] args) throws Exception { String baseDir = args[0]; String archiveName = args[1]; String lProperty = System.getProperty("do.iterations", "5000"); int lRepetitions = Integer.valueOf(lProperty); System.out.println("Start creating copys of the archive, " + lRepetitions + " times"); for (int i = 0; i < lRepetitions; i++) { // Copy the given jar file and add a prefix copyFile(baseDir, archiveName, i); } System.out.println("Start opening the archives archive, " + lRepetitions + " times"); System.out.println("First URL is jar:" + Paths.get(baseDir, 0 + archiveName).toUri() + "!/foo/Test.class"); for (int i = 0; i < lRepetitions; i++) { // Create URL String lURLPath = "jar:" + Paths.get(baseDir, i + archiveName).toUri() + "!/foo/Test.class"; URL lURL = new URL(lURLPath); // Open URL Connection try { URLConnection lConnection = lURL.openConnection(); lConnection.getInputStream(); } catch (java.io.FileNotFoundException fnfe) { // Ignore this one because we expect this one } catch (java.util.zip.ZipException ze) { throw new RuntimeException("Test failed: " + ze.getMessage()); } } } private static void copyFile( String pBaseDir, String pArchiveName, int pIndex) { try { java.io.File lSource = new java.io.File( pBaseDir, pArchiveName ); java.io.File lDestination = new java.io.File( pBaseDir, pIndex + pArchiveName ); if( !lDestination.exists() ) { lDestination.createNewFile(); java.io.InputStream lInput = new java.io.FileInputStream( lSource ); java.io.OutputStream lOutput = new java.io.FileOutputStream( lDestination ); byte[] lBuffer = new byte[ 1024 ]; int lLength = -1; while( ( lLength = lInput.read( lBuffer ) ) > 0 ) { lOutput.write( lBuffer, 0, lLength ); } lInput.close(); lOutput.close(); } } catch( Exception e ) { e.printStackTrace(); } } }