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  5. android.hardware.usb.UsbDevice#getDeviceProtocol ( )

android.hardware.usb.UsbDevice#getDeviceProtocol ( )源码实例Demo

下面列出了android.hardware.usb.UsbDevice#getDeviceProtocol ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： UsbGps4Droid   文件： USBGpsSettingsFragment.java 
/**
 * Gets a summary of the current select product and vendor ids
 */
private String getSelectedDeviceSummary() {
    int productId = sharedPreferences.getInt(
            USBGpsProviderService.PREF_GPS_DEVICE_PRODUCT_ID, DEFAULT_GPS_PRODUCT_ID);
    int vendorId = sharedPreferences.getInt(
            USBGpsProviderService.PREF_GPS_DEVICE_VENDOR_ID, DEFAULT_GPS_VENDOR_ID);

    String deviceDisplayedName = "Device not connected - " + vendorId + ": " + productId;

    for (UsbDevice usbDevice: usbManager.getDeviceList().values()) {
        if (usbDevice.getVendorId() == vendorId && usbDevice.getProductId() == productId) {
            deviceDisplayedName =
                    "USB " + usbDevice.getDeviceProtocol() + " " + usbDevice.getDeviceName() +
                            " | " + vendorId + ": " + productId;

            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                deviceDisplayedName = usbDevice.getManufacturerName() + usbDevice.getProductName() +
                        " | " + vendorId + ": " + productId;
            }

            break;
        }
    }

    return deviceDisplayedName;
}
源代码2 项目： xDrip   文件： SyncingService.java 
static public boolean isG4Connected(Context c){
    UsbManager manager = (UsbManager) c.getSystemService(Context.USB_SERVICE);
    HashMap<String, UsbDevice> deviceList = manager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return true;
        }
    }
    return false;
}
源代码3 项目： xDrip   文件： SyncingService.java 
public UsbDevice findDexcom() {
    Log.i("CALIBRATION-CHECK-IN: ", "Searching for dexcom");
    mUsbManager = (UsbManager) getApplicationContext().getSystemService(Context.USB_SERVICE);
    Log.i("USB MANAGER = ", mUsbManager.toString());
    HashMap<String, UsbDevice> deviceList = mUsbManager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            dexcom = device;
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return device;
        } else {
            Log.w("CALIBRATION-CHECK-IN: ", "that was not a dexcom (I dont think)");
        }
    }
    return null;
}
源代码4 项目： xDrip-plus   文件： SyncingService.java 
static public boolean isG4Connected(Context c){
    UsbManager manager = (UsbManager) c.getSystemService(Context.USB_SERVICE);
    HashMap<String, UsbDevice> deviceList = manager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return true;
        }
    }
    return false;
}
源代码5 项目： xDrip-plus   文件： SyncingService.java 
public UsbDevice findDexcom() {
    Log.i("CALIBRATION-CHECK-IN: ", "Searching for dexcom");
    mUsbManager = (UsbManager) getApplicationContext().getSystemService(Context.USB_SERVICE);
    Log.i("USB MANAGER = ", mUsbManager.toString());
    HashMap<String, UsbDevice> deviceList = mUsbManager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            dexcom = device;
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return device;
        } else {
            Log.w("CALIBRATION-CHECK-IN: ", "that was not a dexcom (I dont think)");
        }
    }
    return null;
}
源代码6 项目： xDrip-Experimental   文件： SyncingService.java 
static public boolean isG4Connected(Context c){
    UsbManager manager = (UsbManager) c.getSystemService(Context.USB_SERVICE);
    HashMap<String, UsbDevice> deviceList = manager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return true;
        }
    }
    return false;
}
源代码7 项目： xDrip-Experimental   文件： SyncingService.java 
public UsbDevice findDexcom() {
    Log.i("CALIBRATION-CHECK-IN: ", "Searching for dexcom");
    mUsbManager = (UsbManager) getApplicationContext().getSystemService(Context.USB_SERVICE);
    Log.i("USB MANAGER = ", mUsbManager.toString());
    HashMap<String, UsbDevice> deviceList = mUsbManager.getDeviceList();
    Log.i("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.i("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            dexcom = device;
            Log.i("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return device;
        } else {
            Log.w("CALIBRATION-CHECK-IN: ", "that was not a dexcom (I dont think)");
        }
    }
    return null;
}
源代码8 项目： xDrip   文件： SyncingService.java 
static public boolean isG4Connected(Context c){
    UsbManager manager = (UsbManager) c.getSystemService(Context.USB_SERVICE);
    HashMap<String, UsbDevice> deviceList = manager.getDeviceList();
    Log.w("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.w("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            Log.w("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return true;
        }
    }
    return false;
}
源代码9 项目： xDrip   文件： SyncingService.java 
public UsbDevice findDexcom() {
    Log.w("CALIBRATION-CHECK-IN: ", "Searching for dexcom");
    mUsbManager = (UsbManager) getApplicationContext().getSystemService(Context.USB_SERVICE);
    Log.w("USB MANAGER = ", mUsbManager.toString());
    HashMap<String, UsbDevice> deviceList = mUsbManager.getDeviceList();
    Log.w("USB DEVICES = ", deviceList.toString());
    Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
    Log.w("USB DEVICES = ", String.valueOf(deviceList.size()));

    while(deviceIterator.hasNext()){
        UsbDevice device = deviceIterator.next();
        if (device.getVendorId() == 8867 && device.getProductId() == 71
                && device.getDeviceClass() == 2 && device.getDeviceSubclass() ==0
                && device.getDeviceProtocol() == 0){
            dexcom = device;
            Log.w("CALIBRATION-CHECK-IN: ", "Dexcom Found!");
            return device;
        } else {
            Log.w("CALIBRATION-CHECK-IN: ", "that was not a dexcom (I dont think)");
        }
    }
    return null;
}
源代码10 项目： AndroidUSBCamera   文件： DeviceFilter.java 
public DeviceFilter(final UsbDevice device, final boolean isExclude) {
		mVendorId = device.getVendorId();
		mProductId = device.getProductId();
		mClass = device.getDeviceClass();
		mSubclass = device.getDeviceSubclass();
		mProtocol = device.getDeviceProtocol();
		mManufacturerName = null;	// device.getManufacturerName();
		mProductName = null;		// device.getProductName();
		mSerialNumber = null;		// device.getSerialNumber();
		this.isExclude = isExclude;
/*		Log.i(TAG, String.format("vendorId=0x%04x,productId=0x%04x,class=0x%02x,subclass=0x%02x,protocol=0x%02x",
			mVendorId, mProductId, mClass, mSubclass, mProtocol)); */
	}
源代码11 项目： UVCCameraZxing   文件： DeviceFilter.java 
public DeviceFilter(final UsbDevice device) {
		mVendorId = device.getVendorId();
		mProductId = device.getProductId();
		mClass = device.getDeviceClass();
		mSubclass = device.getDeviceSubclass();
		mProtocol = device.getDeviceProtocol();
		mManufacturerName = null;	// device.getManufacturerName();
		mProductName = null;		// device.getProductName();
		mSerialNumber = null;		// device.getSerialNumber();
/*		Log.i(TAG, String.format("vendorId=0x%04x,productId=0x%04x,class=0x%02x,subclass=0x%02x,protocol=0x%02x",
			mVendorId, mProductId, mClass, mSubclass, mProtocol)); */
	}
源代码12 项目： libcommon   文件： DeviceFilter.java 
@SuppressLint("NewApi")
public DeviceFilter(@NonNull final UsbDevice device, final boolean isExclude) {
	mVendorId = device.getVendorId();
	mProductId = device.getProductId();
	mClass = device.getDeviceClass();
	mSubclass = device.getDeviceSubclass();
	mProtocol = device.getDeviceProtocol();
	// getInterfaceCountは内部配列のlengthを返すので負にはならないはずだけど年のために下限を0にする
	final int count = Math.max(device.getInterfaceCount(), 0);
	mIntfClass = new int[count];
	mIntfSubClass = new int[count];
	mIntfProtocol = new int[count];
	for (int i = 0; i < count; i++) {
		final UsbInterface intf = device.getInterface(i);
		mIntfClass[i] = intf.getInterfaceClass();
		mIntfSubClass[i] = intf.getInterfaceSubclass();
		mIntfProtocol[i] = intf.getInterfaceProtocol();
	}
	if (BuildCheck.isLollipop()) {
		mManufacturerName = device.getManufacturerName();
		mProductName = device.getProductName();
		mSerialNumber = device.getSerialNumber();
	} else {
		mManufacturerName = null;
		mProductName = null;
		mSerialNumber = null;
	}
	this.isExclude = isExclude;
}
源代码13 项目： DeviceConnect-Android   文件： DeviceFilter.java 
public DeviceFilter(final UsbDevice device, final boolean isExclude) {
		mVendorId = device.getVendorId();
		mProductId = device.getProductId();
		mClass = device.getDeviceClass();
		mSubclass = device.getDeviceSubclass();
		mProtocol = device.getDeviceProtocol();
		mManufacturerName = null;	// device.getManufacturerName();
		mProductName = null;		// device.getProductName();
		mSerialNumber = null;		// device.getSerialNumber();
		this.isExclude = isExclude;
/*		Log.i(TAG, String.format("vendorId=0x%04x,productId=0x%04x,class=0x%02x,subclass=0x%02x,protocol=0x%02x",
			mVendorId, mProductId, mClass, mSubclass, mProtocol)); */
	}
源代码14 项目： AndroidUSBCamera   文件： DeviceFilter.java 
@Override
	public boolean equals(final Object obj) {
		// can't compare if we have wildcard strings
		if (mVendorId == -1 || mProductId == -1 || mClass == -1
				|| mSubclass == -1 || mProtocol == -1) {
			return false;
		}
		if (obj instanceof DeviceFilter) {
			final DeviceFilter filter = (DeviceFilter) obj;

			if (filter.mVendorId != mVendorId
					|| filter.mProductId != mProductId
					|| filter.mClass != mClass || filter.mSubclass != mSubclass
					|| filter.mProtocol != mProtocol) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName == null)
					|| (filter.mManufacturerName == null && mManufacturerName != null)
					|| (filter.mProductName != null && mProductName == null)
					|| (filter.mProductName == null && mProductName != null)
					|| (filter.mSerialNumber != null && mSerialNumber == null)
					|| (filter.mSerialNumber == null && mSerialNumber != null)) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName != null && !mManufacturerName
					.equals(filter.mManufacturerName))
					|| (filter.mProductName != null && mProductName != null && !mProductName
							.equals(filter.mProductName))
					|| (filter.mSerialNumber != null && mSerialNumber != null && !mSerialNumber
							.equals(filter.mSerialNumber))) {
				return false;
			}
			return (filter.isExclude != isExclude);
		}
		if (obj instanceof UsbDevice) {
			final UsbDevice device = (UsbDevice) obj;
			if (isExclude
					|| (device.getVendorId() != mVendorId)
					|| (device.getProductId() != mProductId)
					|| (device.getDeviceClass() != mClass)
					|| (device.getDeviceSubclass() != mSubclass)
					|| (device.getDeviceProtocol() != mProtocol) ) {
				return false;
			}
/*			if ((mManufacturerName != null && device.getManufacturerName() == null)
					|| (mManufacturerName == null && device
							.getManufacturerName() != null)
					|| (mProductName != null && device.getProductName() == null)
					|| (mProductName == null && device.getProductName() != null)
					|| (mSerialNumber != null && device.getSerialNumber() == null)
					|| (mSerialNumber == null && device.getSerialNumber() != null)) {
				return (false);
			} */
/*			if ((device.getManufacturerName() != null && !mManufacturerName
					.equals(device.getManufacturerName()))
					|| (device.getProductName() != null && !mProductName
							.equals(device.getProductName()))
					|| (device.getSerialNumber() != null && !mSerialNumber
							.equals(device.getSerialNumber()))) {
				return (false);
			} */
			return true;
		}
		return false;
	}
源代码15 项目： UVCCameraZxing   文件： DeviceFilter.java 
@Override
	public boolean equals(final Object obj) {
		// can't compare if we have wildcard strings
		if (mVendorId == -1 || mProductId == -1 || mClass == -1
				|| mSubclass == -1 || mProtocol == -1) {
			return false;
		}
		if (obj instanceof DeviceFilter) {
			final DeviceFilter filter = (DeviceFilter) obj;

			if (filter.mVendorId != mVendorId
					|| filter.mProductId != mProductId
					|| filter.mClass != mClass || filter.mSubclass != mSubclass
					|| filter.mProtocol != mProtocol) {
				return (false);
			}
			if ((filter.mManufacturerName != null && mManufacturerName == null)
					|| (filter.mManufacturerName == null && mManufacturerName != null)
					|| (filter.mProductName != null && mProductName == null)
					|| (filter.mProductName == null && mProductName != null)
					|| (filter.mSerialNumber != null && mSerialNumber == null)
					|| (filter.mSerialNumber == null && mSerialNumber != null)) {
				return (false);
			}
			if ((filter.mManufacturerName != null && mManufacturerName != null && !mManufacturerName
					.equals(filter.mManufacturerName))
					|| (filter.mProductName != null && mProductName != null && !mProductName
							.equals(filter.mProductName))
					|| (filter.mSerialNumber != null && mSerialNumber != null && !mSerialNumber
							.equals(filter.mSerialNumber))) {
				return (false);
			}
			return (true);
		}
		if (obj instanceof UsbDevice) {
			final UsbDevice device = (UsbDevice) obj;
			if (device.getVendorId() != mVendorId
					|| device.getProductId() != mProductId
					|| device.getDeviceClass() != mClass
					|| device.getDeviceSubclass() != mSubclass
					|| device.getDeviceProtocol() != mProtocol) {
				return (false);
			}
/*			if ((mManufacturerName != null && device.getManufacturerName() == null)
					|| (mManufacturerName == null && device
							.getManufacturerName() != null)
					|| (mProductName != null && device.getProductName() == null)
					|| (mProductName == null && device.getProductName() != null)
					|| (mSerialNumber != null && device.getSerialNumber() == null)
					|| (mSerialNumber == null && device.getSerialNumber() != null)) {
				return (false);
			} */
/*			if ((device.getManufacturerName() != null && !mManufacturerName
					.equals(device.getManufacturerName()))
					|| (device.getProductName() != null && !mProductName
							.equals(device.getProductName()))
					|| (device.getSerialNumber() != null && !mSerialNumber
							.equals(device.getSerialNumber()))) {
				return (false);
			} */
			return true;
		}
		return false;
	}
源代码16 项目： libcommon   文件： DeviceFilter.java 
@Override
	public boolean equals(final Object obj) {
		// can't compare if we have wildcard strings
		if (mVendorId == -1 || mProductId == -1 || mClass == -1
				|| mSubclass == -1 || mProtocol == -1) {
			return false;
		}
		if (obj instanceof DeviceFilter) {
			final DeviceFilter filter = (DeviceFilter) obj;

			if (filter.mVendorId != mVendorId
					|| filter.mProductId != mProductId
					|| filter.mClass != mClass || filter.mSubclass != mSubclass
					|| filter.mProtocol != mProtocol) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName == null)
					|| (filter.mManufacturerName == null && mManufacturerName != null)
					|| (filter.mProductName != null && mProductName == null)
					|| (filter.mProductName == null && mProductName != null)
					|| (filter.mSerialNumber != null && mSerialNumber == null)
					|| (filter.mSerialNumber == null && mSerialNumber != null)) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName != null && !mManufacturerName
					.equals(filter.mManufacturerName))
					|| (filter.mProductName != null && mProductName != null && !mProductName
							.equals(filter.mProductName))
					|| (filter.mSerialNumber != null && mSerialNumber != null && !mSerialNumber
							.equals(filter.mSerialNumber))) {
				return false;
			}
			return (filter.isExclude != isExclude);
		}
		if (obj instanceof UsbDevice) {
			final UsbDevice device = (UsbDevice) obj;
			if (isExclude
					|| (device.getVendorId() != mVendorId)
					|| (device.getProductId() != mProductId)
					|| (device.getDeviceClass() != mClass)
					|| (device.getDeviceSubclass() != mSubclass)
					|| (device.getDeviceProtocol() != mProtocol) ) {
				return false;
			}
/*			if ((mManufacturerName != null && device.getManufacturerName() == null)
					|| (mManufacturerName == null && device
							.getManufacturerName() != null)
					|| (mProductName != null && device.getProductName() == null)
					|| (mProductName == null && device.getProductName() != null)
					|| (mSerialNumber != null && device.getSerialNumber() == null)
					|| (mSerialNumber == null && device.getSerialNumber() != null)) {
				return (false);
			} */
/*			if ((device.getManufacturerName() != null && !mManufacturerName
					.equals(device.getManufacturerName()))
					|| (device.getProductName() != null && !mProductName
							.equals(device.getProductName()))
					|| (device.getSerialNumber() != null && !mSerialNumber
							.equals(device.getSerialNumber()))) {
				return (false);
			} */
			return true;
		}
		return false;
	}
源代码17 项目： DeviceConnect-Android   文件： DeviceFilter.java 
@Override
	public boolean equals(final Object obj) {
		// can't compare if we have wildcard strings
		if (mVendorId == -1 || mProductId == -1 || mClass == -1
				|| mSubclass == -1 || mProtocol == -1) {
			return false;
		}
		if (obj instanceof DeviceFilter) {
			final DeviceFilter filter = (DeviceFilter) obj;

			if (filter.mVendorId != mVendorId
					|| filter.mProductId != mProductId
					|| filter.mClass != mClass || filter.mSubclass != mSubclass
					|| filter.mProtocol != mProtocol) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName == null)
					|| (filter.mManufacturerName == null && mManufacturerName != null)
					|| (filter.mProductName != null && mProductName == null)
					|| (filter.mProductName == null && mProductName != null)
					|| (filter.mSerialNumber != null && mSerialNumber == null)
					|| (filter.mSerialNumber == null && mSerialNumber != null)) {
				return false;
			}
			if ((filter.mManufacturerName != null && mManufacturerName != null && !mManufacturerName
					.equals(filter.mManufacturerName))
					|| (filter.mProductName != null && mProductName != null && !mProductName
							.equals(filter.mProductName))
					|| (filter.mSerialNumber != null && mSerialNumber != null && !mSerialNumber
							.equals(filter.mSerialNumber))) {
				return false;
			}
			return (filter.isExclude != isExclude);
		}
		if (obj instanceof UsbDevice) {
			final UsbDevice device = (UsbDevice) obj;
			if (isExclude
					|| (device.getVendorId() != mVendorId)
					|| (device.getProductId() != mProductId)
					|| (device.getDeviceClass() != mClass)
					|| (device.getDeviceSubclass() != mSubclass)
					|| (device.getDeviceProtocol() != mProtocol) ) {
				return false;
			}
/*			if ((mManufacturerName != null && device.getManufacturerName() == null)
					|| (mManufacturerName == null && device
							.getManufacturerName() != null)
					|| (mProductName != null && device.getProductName() == null)
					|| (mProductName == null && device.getProductName() != null)
					|| (mSerialNumber != null && device.getSerialNumber() == null)
					|| (mSerialNumber == null && device.getSerialNumber() != null)) {
				return (false);
			} */
/*			if ((device.getManufacturerName() != null && !mManufacturerName
					.equals(device.getManufacturerName()))
					|| (device.getProductName() != null && !mProductName
							.equals(device.getProductName()))
					|| (device.getSerialNumber() != null && !mSerialNumber
							.equals(device.getSerialNumber()))) {
				return (false);
			} */
			return true;
		}
		return false;
	}
源代码18 项目： USBIPServerForAndroid   文件： UsbIpService.java 
private UsbDeviceInfo getInfoForDevice(UsbDevice dev, UsbDeviceConnection devConn) {
	UsbDeviceInfo info = new UsbDeviceInfo();
	UsbIpDevice ipDev = new UsbIpDevice();
	
	ipDev.path = dev.getDeviceName();
	ipDev.busnum = deviceIdToBusNum(dev.getDeviceId());
	ipDev.devnum =  deviceIdToDevNum(dev.getDeviceId());
	ipDev.busid = String.format("%d-%d", ipDev.busnum, ipDev.devnum);
	
	ipDev.idVendor = (short) dev.getVendorId();
	ipDev.idProduct = (short) dev.getProductId();
	ipDev.bcdDevice = -1;
	
	ipDev.bDeviceClass = (byte) dev.getDeviceClass();
	ipDev.bDeviceSubClass = (byte) dev.getDeviceSubclass();
	ipDev.bDeviceProtocol = (byte) dev.getDeviceProtocol();
	
	ipDev.bConfigurationValue = 0;
	ipDev.bNumConfigurations = 1;
	
	ipDev.bNumInterfaces = (byte) dev.getInterfaceCount();
	
	info.dev = ipDev;
	info.interfaces = new UsbIpInterface[ipDev.bNumInterfaces];
	
	for (int i = 0; i < ipDev.bNumInterfaces; i++) {
		info.interfaces[i] = new UsbIpInterface();
		UsbInterface iface = dev.getInterface(i);
		
		info.interfaces[i].bInterfaceClass = (byte) iface.getInterfaceClass();
		info.interfaces[i].bInterfaceSubClass = (byte) iface.getInterfaceSubclass();
		info.interfaces[i].bInterfaceProtocol = (byte) iface.getInterfaceProtocol();
	}
	
	AttachedDeviceContext context = connections.get(dev.getDeviceId());
	UsbDeviceDescriptor devDesc = null;
	if (context != null) {
		// Since we're attached already, we can directly query the USB descriptors
		// to fill some information that Android's USB API doesn't expose
		devDesc = UsbControlHelper.readDeviceDescriptor(context.devConn);
		
		ipDev.bcdDevice = devDesc.bcdDevice;
		ipDev.bNumConfigurations = devDesc.bNumConfigurations;
	}
	
	ipDev.speed = detectSpeed(dev, devDesc);
	
	return info;
}
 方法所在类
android.hardware.usb.UsbDevice
 同类方法
getProductId ( )
getVendorId ( )
getInterface ( )
getDeviceName ( )
getInterfaceCount ( )
getDeviceClass ( )
getDeviceSubclass ( )
getDeviceProtocol ( )
equals ( )
getSerialNumber ( )
getManufacturerName ( )
getConfiguration ( )