/*

 * Copyright (c) 2008, 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.

 */

/* @test

   @bug 6481955

   @summary Path length less than MAX_PATH (260) works on Windows

 */

import java.io.*;

public class MaxPath {

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

        String osName = System.getProperty("os.name");

        if (!osName.startsWith("Windows")) {

            return;

        }

        int MAX_PATH = 260;

        String dir = new File(".").getAbsolutePath() + "\\";

        String padding = "1234567890123456789012345678901234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890";

        for (int i = 240 - dir.length(); i < MAX_PATH - dir.length(); i++) {

            String longname = dir + padding.substring(0, i);

            try {

                File f = new File(longname);

                if (f.createNewFile()) {

                    if (!f.exists() || !f.canRead()) {

                        throw new RuntimeException("Failed at length: " + longname.length());

                    }

                    f.delete();

                }

            } catch (IOException e) {

                System.out.println("Failed at length: " + longname.length());

                throw e;

            }

        }

    }

}