altosui/altosuilib/altoslib: Move more stuff out of autosui. Reduce site map memory

[fw/altos] / altosui / AltosSiteMapCache.java

diff --git a/altosui/AltosSiteMapCache.java b/altosui/AltosSiteMapCache.java
deleted file mode 100644 (file)
index 03dc3cf..0000000
--- a/altosui/AltosSiteMapCache.java
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * Copyright © 2010 Anthony Towns <aj@erisian.com.au>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program 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 for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-package altosui;
-
-import javax.swing.*;
-import javax.imageio.ImageIO;
-import java.awt.image.*;
-import java.io.*;
-import java.net.URL;
-import java.net.URLConnection;
-
-public class AltosSiteMapCache extends JLabel {
-       static final long google_maps_ratelimit_ms = 1200;
-       // Google limits static map queries to 50 per minute per IP, so
-       // each query should take at least 1.2 seconds.
-
-       public static boolean fetchMap(File file, String url) {
-               URL u;
-               long startTime = System.nanoTime();
-
-               try {
-                       u = new URL(url);
-               } catch (java.net.MalformedURLException e) {
-                       return false;
-               }
-
-               byte[] data;
-               try {
-                       URLConnection uc = u.openConnection();
-                       int contentLength = uc.getContentLength();
-                       InputStream in = new BufferedInputStream(uc.getInputStream());
-                       int bytesRead = 0;
-                       int offset = 0;
-                       data = new byte[contentLength];
-                       while (offset < contentLength) {
-                               bytesRead = in.read(data, offset, data.length - offset);
-                               if (bytesRead == -1)
-                                       break;
-                               offset += bytesRead;
-                       }
-                       in.close();
-
-                       if (offset != contentLength) {
-                               return false;
-                       }
-               } catch (IOException e) {
-                       return false;
-               }
-
-               try {
-                       FileOutputStream out = new FileOutputStream(file);
-                       out.write(data);
-                       out.flush();
-                       out.close();
-               } catch (FileNotFoundException e) {
-                       return false;
-               } catch (IOException e) {
-                       if (file.exists()) {
-                               file.delete();
-                       }
-                       return false;
-               }
-
-               long duration_ms = (System.nanoTime() - startTime) / 1000000;
-               if (duration_ms < google_maps_ratelimit_ms) {
-                       try {
-                               Thread.sleep(google_maps_ratelimit_ms - duration_ms);
-                       } catch (InterruptedException e) {
-                               Thread.currentThread().interrupt();
-                       }
-               }
-
-               return true;
-       }
-
-       public static ImageIcon fetchAndLoadMap(File pngfile, String url) {
-               if (!pngfile.exists()) {
-                       if (!fetchMap(pngfile, url)) {
-                               return null;
-                       }
-               }
-               return loadMap(pngfile, url);
-       }
-
-       public static ImageIcon loadMap(File pngfile, String url) {
-               if (!pngfile.exists()) {
-                       return null;
-               }
-
-               try {
-                       BufferedImage   img;
-
-                       img = ImageIO.read(pngfile);
-                       if (img == null) {
-                               System.out.printf("# Can't read pngfile %s\n", pngfile);
-                               return null;
-                       }
-                       return new ImageIcon(img);
-               } catch (IOException e) {
-                       System.out.printf("# IO error trying to load %s\n", pngfile);
-                       return null;
-               }
-       }
-}