+ static public boolean initialized = false;
+ static public boolean loaded_library = false;
+
+ public static boolean load_library() {
+ if (!initialized) {
+ try {
+ System.loadLibrary("altos");
+ libaltos.altos_init();
+ loaded_library = true;
+ } catch (UnsatisfiedLinkError e) {
+ loaded_library = false;
+ }
+ initialized = true;
+ }
+ return loaded_library;
+ }
+
+ static int usb_product_altusmetrum() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_ALTUSMETRUM;
+ return 0x000a;
+ }
+
+ static int usb_product_altusmetrum_min() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_ALTUSMETRUM_MIN;
+ return 0x000a;
+ }
+
+ static int usb_product_altusmetrum_max() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_ALTUSMETRUM_MAX;
+ return 0x000d;
+ }
+
+ static int usb_product_telemetrum() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_TELEMETRUM;
+ return 0x000b;
+ }
+
+ static int usb_product_teledongle() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_ALTUSMETRUM;
+ return 0x000c;
+ }
+
+ static int usb_product_teleterra() {
+ if (load_library())
+ return libaltosConstants.USB_PRODUCT_ALTUSMETRUM;
+ return 0x000d;
+ }
+
+ public final static int AltusMetrum = usb_product_altusmetrum();
+ public final static int TeleMetrum = usb_product_telemetrum();
+ public final static int TeleDongle = usb_product_teledongle();
+ public final static int TeleTerra = usb_product_teleterra();
+ public final static int AltusMetrumMin = usb_product_altusmetrum_min();
+ public final static int AltusMetrumMax = usb_product_altusmetrum_max();
+
+
+ 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() != AltusMetrum)
+ return false;
+ if (getProduct() < AltusMetrumMin)
+ return false;
+ if (getProduct() > AltusMetrumMax)
+ return false;
+ return true;