/*

 * Copyright 2006 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/**

 * @test

 * @bug 6449504

 * @run shell copyin.sh bar.jar

 * @run main B6449504 caching

 * @run main B6449504 no_caching

 * @summary REGRESSION: ZipException throws when try to read a XML file

 */

import java.io.*;

import java.net.*;

public class B6449504 {

    public static void main (String[] args) throws Exception {

        boolean caching = args[0].equals ("caching");

        String dirname = System.getProperty ("test.classes");

        File f = new File (dirname);

        dirname = f.toURI().toString();

        String u = "jar:"+ dirname + "/bar.jar";

        URL url = new URL (u+"!/DoesNotExist.txt");

        System.out.println ("url = " + url);

        JarURLConnection j1 = (JarURLConnection)url.openConnection();

        URL url2 = new URL (u+"!/test.txt");

        System.out.println ("url2 = " + url2);

        JarURLConnection j2 = (JarURLConnection)url2.openConnection();

        j1.setUseCaches (caching);

        j2.setUseCaches (caching);

        /* connecting to j2 opens the jar file but does not read it */

        j2.connect ();

        try {

            /* attempt to read a non-existing entry in the jar file

             * shows the bug, where the jar file is closed after the

             * attempt fails.

             */

            InputStream is = j1.getInputStream ();

        } catch (IOException e) {

            System.out.println ("Got expected exception from j1 ");

        }

        /* If bug present, this will fail because we think the jar

         * is ready to be read, after the connect() above, but we

         * get a ZipException because it has been closed

         */

        InputStream is = j2.getInputStream ();

        readAndClose (is);

        System.out.println ("OK");

    }

    static void readAndClose (InputStream is) throws IOException {

        while (is.read() != -1) ;

        is.close();

    }

}