1/*
2 * Copyright (c) 1995, 2000, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26/*-
27 *      mailto stream opener
28 */
29
30package sun.net.www.protocol.mailto;
31
32import java.net.URL;
33import java.net.URLConnection;
34import java.net.URLStreamHandler;
35import java.io.*;
36import sun.net.www.*;
37//import sun.net.www.protocol.news.ArticlePoster;
38import sun.net.smtp.SmtpClient;
39
40/** open an nntp input stream given a URL */
41public class Handler extends URLStreamHandler {
42
43/*
44//     private String decodePercent(String s) {
45//      if (s==null || s.indexOf('%') < 0)
46//          return s;
47//      int limit = s.length();
48//      char d[] = new char[limit];
49//      int dp = 0;
50//      for (int sp = 0; sp < limit; sp++) {
51//          int c = s.charAt(sp);
52//          if (c == '%' && sp + 2 < limit) {
53//              int s1 = s.charAt(sp + 1);
54//              int s2 = s.charAt(sp + 2);
55//              if ('0' <= s1 && s1 <= '9')
56//                  s1 = s1 - '0';
57//              else if ('a' <= s1 && s1 <= 'f')
58//                  s1 = s1 - 'a' + 10;
59//              else if ('A' <= s1 && s1 <= 'F')
60//                  s1 = s1 - 'A' + 10;
61//              else
62//                  s1 = -1;
63//              if ('0' <= s2 && s2 <= '9')
64//                  s2 = s2 - '0';
65//              else if ('a' <= s2 && s2 <= 'f')
66//                  s2 = s2 - 'a' + 10;
67//              else if ('A' <= s2 && s2 <= 'F')
68//                  s2 = s2 - 'A' + 10;
69//              else
70//                  s2 = -1;
71//              if (s1 >= 0 && s2 >= 0) {
72//                  c = (s1 << 4) | s2;
73//                  sp += 2;
74//              }
75//          }
76//          d[dp++] = (char) c;
77//      }
78//      return new String(d, 0, dp);
79//     }
80
81//     public InputStream openStream(URL u) {
82//          String dest = u.file;
83//          String subj = "";
84//          int lastsl = dest.lastIndexOf('/');
85//          if (lastsl >= 0) {
86//              int st = dest.charAt(0) == '/' ? 1 : 0;
87//              if (lastsl > st)
88//                  subj = dest.substring(st, lastsl);
89//              dest = dest.substring(lastsl + 1);
90//          }
91//          if (u.postData != null) {
92//              ArticlePoster.MailTo("Posted form",
93//                                   decodePercent(dest),
94//                                   u.postData);
95//          }
96//          else
97//              ArticlePoster.MailTo(decodePercent(subj), decodePercent(dest));
98//      return null;
99//     }
100    */
101
102    public synchronized URLConnection openConnection(URL u) {
103        return new MailToURLConnection(u);
104    }
105
106    /**
107     * This method is called to parse the string spec into URL u for a
108     * mailto protocol.
109     *
110     * @param   u the URL to receive the result of parsing the spec
111     * @param   spec the URL string to parse
112     * @param   start the character position to start parsing at.  This is
113     *          just past the ':'.
114     * @param   limit the character position to stop parsing at.
115     */
116    public void parseURL(URL u, String spec, int start, int limit) {
117
118        String protocol = u.getProtocol();
119        String host = "";
120        int port = u.getPort();
121        String file = "";
122
123        if (start < limit) {
124            file = spec.substring(start, limit);
125        }
126        /*
127         * Let's just make sure we DO have an Email address in the URL.
128         */
129        boolean nogood = false;
130        if (file == null || file.equals(""))
131            nogood = true;
132        else {
133            boolean allwhites = true;
134            for (int i = 0; i < file.length(); i++)
135                if (!Character.isWhitespace(file.charAt(i)))
136                    allwhites = false;
137            if (allwhites)
138                nogood = true;
139        }
140        if (nogood)
141            throw new RuntimeException("No email address");
142        setURL(u, protocol, host, port, file, null);
143    }
144}
145