+ static boolean initialized = false;
+ static {
+ try {
+ System.loadLibrary("altos");
+ libaltos.altos_init();
+ initialized = true;
+ } catch (UnsatisfiedLinkError e) {
+ System.err.println("Native library failed to load.\n" + e);
+ }
+ }
+ public final static int TeleMetrum = libaltosConstants.USB_PRODUCT_TELEMETRUM;
+ public final static int TeleDongle = libaltosConstants.USB_PRODUCT_TELEDONGLE;
+ public final static int TeleTerra = libaltosConstants.USB_PRODUCT_TELETERRA;
+ public final static int Any = 0x10000;
+ public final static int BaseStation = 0x10000 + 1;
+
+ public String toString() {
+ String name = getName();
+ if (name == null)
+ name = "Altus Metrum";
+ return String.format("%-20.20s %4d %s",
+ getName(), getSerial(), getPath());
+ }
+
+ public boolean isAltusMetrum() {
+ if (getVendor() != libaltosConstants.USB_VENDOR_ALTUSMETRUM)
+ return false;
+ if (getProduct() < libaltosConstants.USB_PRODUCT_ALTUSMETRUM_MIN)
+ return false;
+ if (getProduct() > libaltosConstants.USB_PRODUCT_ALTUSMETRUM_MAX)
+ return false;
+ return true;
+ }
+
+ public boolean matchProduct(int want_product) {
+
+ if (want_product == Any)
+ return true;
+
+ if (want_product == BaseStation)
+ return matchProduct(TeleDongle) || matchProduct(TeleTerra);
+
+ if (!isAltusMetrum())
+ return false;
+
+ int have_product = getProduct();
+
+ if (want_product == have_product)
+ return true;
+
+ if (have_product != libaltosConstants.USB_PRODUCT_ALTUSMETRUM)
+ return false;
+
+ String name = getName();
+
+ if (name == null)
+ return false;
+ if (want_product == libaltosConstants.USB_PRODUCT_TELEMETRUM)
+ return name.startsWith("TeleMetrum");
+ if (want_product == libaltosConstants.USB_PRODUCT_TELEDONGLE)
+ return name.startsWith("TeleDongle");
+ if (want_product == libaltosConstants.USB_PRODUCT_TELETERRA)
+ return name.startsWith("TeleTerra");
+ return false;
+ }
+
+ static AltosDevice[] list(int product) {
+ if (!initialized)
+ return null;
+
+ SWIGTYPE_p_altos_list list = libaltos.altos_list_start();
+
+ ArrayList<AltosDevice> device_list = new ArrayList<AltosDevice>();
+ if (list != null) {
+ SWIGTYPE_p_altos_file file;
+
+ for (;;) {
+ AltosDevice device = new AltosDevice();
+ if (libaltos.altos_list_next(list, device) == 0)
+ break;
+ if (device.matchProduct(product))
+ device_list.add(device);
+ }
+ libaltos.altos_list_finish(list);
+ }
+
+ AltosDevice[] devices = new AltosDevice[device_list.size()];
+ for (int i = 0; i < device_list.size(); i++)
+ devices[i] = device_list.get(i);
+ return devices;
+ }