altos/telefireone-v2.0: Remove build of ao_product.h from Makefile
[fw/altos] / altoslib / AltosLaunchSites.java
1 /*
2  * Copyright © 2015 Keith Packard <keithp@keithp.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License along
15  * with this program; if not, write to the Free Software Foundation, Inc.,
16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
17  */
18
19 package org.altusmetrum.altoslib_13;
20
21 import java.io.*;
22 import java.lang.*;
23 import java.util.*;
24 import java.util.concurrent.*;
25 import java.net.*;
26 import java.text.*;
27
28 public class AltosLaunchSites extends Thread {
29         URL                             url;
30         LinkedList<AltosLaunchSite>     sites;
31         AltosLaunchSiteListener         listener;
32
33         public static String            launch_sites_url;
34
35         void notify_complete() {
36                 listener.notify_launch_sites(sites);
37         }
38
39         void add(AltosLaunchSite site) {
40                 sites.add(site);
41         }
42
43         void add(String line) {
44                 try {
45                         add(new AltosLaunchSite(line));
46                 } catch (ParseException pe) {
47                         System.out.printf("parse exception %s\n", pe.toString());
48                 }
49         }
50
51         public void run() {
52                 try {
53                         String  path;
54
55                         if (launch_sites_url != null)
56                                 path = launch_sites_url;
57                         else {
58                                 path = System.getenv(AltosLib.launch_sites_env);
59                                 if (path == null)
60                                         path = AltosLib.launch_sites_url;
61                         }
62                         url = new URL(path);
63                         URLConnection uc = url.openConnection();
64
65                         InputStreamReader in_stream = new InputStreamReader(uc.getInputStream(), AltosLib.unicode_set);
66                         BufferedReader in = new BufferedReader(in_stream);
67
68                         for (;;) {
69                                 String line = in.readLine();
70                                 if (line == null)
71                                         break;
72                                 add(line);
73                         }
74                 } catch (Exception e) {
75                         System.out.printf("file exception %s\n", e.toString());
76                 } finally {
77                         notify_complete();
78                 }
79         }
80
81         public AltosLaunchSites(AltosLaunchSiteListener listener) {
82                 sites = new LinkedList<AltosLaunchSite>();
83                 this.listener = listener;
84                 start();
85         }
86 }