/*

 * Copyright (c) 2002, 2003, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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.

 */

package jdk.internal.loader;

import java.net.URL;

import java.io.File;

import sun.net.www.ParseUtil;

/**

 * (Windows) Platform specific handling for file: URLs . In particular deals

 * with network paths mapping them to UNCs.

 *

 * @author      Michael McMahon

 */

public class FileURLMapper {

    URL url;

    String file;

    public FileURLMapper (URL url) {

        this.url = url;

    }

    /**

     * @return the platform specific path corresponding to the URL, and in particular

     *  returns a UNC when the authority contains a hostname

     */

    public String getPath () {

        if (file != null) {

            return file;

        }

        String host = url.getHost();

            !"localhost".equalsIgnoreCase(host)) {

            String rest = url.getFile();

            String s = host + ParseUtil.decode (url.getFile());

            file = "\\\\"+ s.replace('/', '\\');

            return file;

        }

        String path = url.getFile().replace('/', '\\');

        file = ParseUtil.decode(path);

        return file;

    }

    public boolean exists() {

        String path = getPath();

        File f = new File (path);

        return f.exists();

    }

}