01: /*
02: * @(#)FileURLMapper.java 1.5 06/10/10
03: *
04: * Copyright 1990-2006 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: */
26:
27: package sun.misc;
28:
29: import java.net.URL;
30: import java.io.File;
31: import sun.net.www.ParseUtil;
32:
33: /**
34: * (Windows) Platform specific handling for file: URLs . In particular deals
35: * with network paths mapping them to UNCs.
36: *
37: * @author Michael McMahon
38: * @version 1.5, 06/10/10
39: */
40:
41: public class FileURLMapper {
42:
43: URL url;
44: String file;
45:
46: public FileURLMapper(URL url) {
47: this .url = url;
48: }
49:
50: /**
51: * @returns the platform specific path corresponding to the URL, and in particular
52: * returns a UNC when the authority contains a hostname
53: */
54:
55: public String getPath() {
56: if (file != null) {
57: return file;
58: }
59: String host = url.getHost();
60: if (host != null && !host.equals("")) {
61: String rest = url.getFile();
62: String s = host + ParseUtil.decode(url.getFile());
63: file = "\\\\" + s.replace('/', '\\');
64: return file;
65: }
66: String path = url.getFile().replace('/', '\\');
67: file = ParseUtil.decode(path);
68: return file;
69: }
70:
71: public boolean exists() {
72: String path = getPath();
73: File f = new File(path);
74: return f.exists();
75: }
76: }
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