Exemplo n.º 1
0
  public FitsImage factory(String file) {

    if (first) {
      first = false;
      if (Settings.has("FilePrefix")) {
        prefix = Settings.get("FilePrefix");
        havePrefix = true;
      }
    }
    if (havePrefix) {
      file = prefix + file;
    }

    try {
      return new FitsImage(file);
    } catch (Exception e) {
      e.printStackTrace();
      throw new Error("Irrecoverable FITS error for file: " + file);
    }
  }
Exemplo n.º 2
0
  /** Copy a URL to a local file */
  public static void getURL(String url, String file) throws Exception {
    int timeout = 1200000; // Default to 15 seconds.
    if (Settings.has("SIAImageTimeout")) {
      try {
        timeout = Integer.parseInt(Settings.get("SIAImageTimeout"));

      } catch (Exception e) {
      }
    }

    try {
      java.net.URL u = new java.net.URL(url);
      java.net.URLConnection conn = u.openConnection();
      conn.setReadTimeout(60000);
      // SDSS required this sometimes.
      if (url.substring(0, 3).toLowerCase().equals("htt")) {
        conn.setRequestProperty("accept", "*/*");
      }
      InputStream bi = conn.getInputStream();

      OutputStream bo = new java.io.FileOutputStream(file);

      byte[] buffer = new byte[32768];

      int len;
      while ((len = bi.read(buffer)) > 0) {
        bo.write(buffer, 0, len);
      }
      bi.close();
      bo.close();
    } catch (java.net.SocketTimeoutException e) {
      System.err.println("Timeout querying SIAP URL " + url + "\n");
      throw new Error("\nTimeout querying SIAP URL " + url + "\n");
    } catch (Exception e) {
      throw new Error("Unable to do IO over network:" + e);
    }
  }