import java.util.*;
import libaltosJNI.*;
-public class AltosDevice {
+public class AltosDevice extends altos_device {
- static {
- System.loadLibrary("altos");
- libaltos.altos_init();
+ 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;
}
- static altos_device[] list(String product) {
+
+ public boolean matchProduct(int want_product) {
+
+ if (!isAltusMetrum())
+ return false;
+
+ if (want_product == Any)
+ return true;
+
+ if (want_product == BaseStation)
+ return matchProduct(TeleDongle) || matchProduct(TeleTerra);
+
+ int have_product = getProduct();
+
+ if (have_product == AltusMetrum) /* old devices match any request */
+ return true;
+
+ if (want_product == have_product)
+ return true;
+
+ return false;
+ }
+
+ static AltosDevice[] list(int product) {
+ if (!load_library())
+ return null;
+
SWIGTYPE_p_altos_list list = libaltos.altos_list_start();
- ArrayList<altos_device> device_list = new ArrayList<altos_device>();
+ ArrayList<AltosDevice> device_list = new ArrayList<AltosDevice>();
if (list != null) {
SWIGTYPE_p_altos_file file;
for (;;) {
- altos_device device = new altos_device();
+ AltosDevice device = new AltosDevice();
if (libaltos.altos_list_next(list, device) == 0)
break;
- System.out.printf("Found device %s %d %s\n",
- device.getProduct(), device.getSerial(), device.getPath());
-
- device_list.add(device);
+ if (device.matchProduct(product))
+ device_list.add(device);
}
libaltos.altos_list_finish(list);
}
- altos_device[] devices = new altos_device[device_list.size()];
+ AltosDevice[] devices = new AltosDevice[device_list.size()];
for (int i = 0; i < device_list.size(); i++)
devices[i] = device_list.get(i);
return devices;