Examples with UsbDevice android.hardware.usb.UsbDevice used on opensource projects

Example 21 with UsbDevice

use of android.hardware.usb.UsbDevice in project android_frameworks_base by DirtyUnicorns.

the class ReceiverActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (UsbManager.ACTION_USB_DEVICE_ATTACHED.equals(getIntent().getAction())) {
        final UsbDevice device = getIntent().getParcelableExtra(UsbManager.EXTRA_DEVICE);
        try {
            final MtpDocumentsProvider provider = MtpDocumentsProvider.getInstance();
            provider.openDevice(device.getDeviceId());
            final String deviceRootId = provider.getDeviceDocumentId(device.getDeviceId());
            final Uri uri = DocumentsContract.buildRootUri(MtpDocumentsProvider.AUTHORITY, deviceRootId);
            final Intent intent = new Intent(DocumentsContract.ACTION_BROWSE);
            intent.setData(uri);
            intent.addCategory(Intent.CATEGORY_DEFAULT);
            intent.putExtra(DocumentsContract.EXTRA_FANCY_FEATURES, true);
            this.startActivity(intent);
        } catch (IOException exception) {
            Log.e(MtpDocumentsProvider.TAG, "Failed to open device", exception);
        }
    }
    finish();
}

Example 22 with UsbDevice

use of android.hardware.usb.UsbDevice in project android_frameworks_base by AOSPA.

the class TestUtil method setupMtpDevice.

/**
     * Requests permission for a MTP device and returns the first MTP device that has at least one
     * storage.
     */
static UsbDevice setupMtpDevice(TestResultInstrumentation instrumentation, UsbManager usbManager, MtpManager manager) {
    while (true) {
        try {
            final UsbDevice device = findMtpDevice(usbManager, manager);
            waitForStorages(instrumentation, manager, device.getDeviceId());
            return device;
        } catch (IOException exp) {
            instrumentation.show(Objects.toString(exp.getMessage()));
            SystemClock.sleep(1000);
            // again.
            continue;
        }
    }
}

Example 23 with UsbDevice

use of android.hardware.usb.UsbDevice in project android_frameworks_base by crdroidandroid.

the class MtpManager method openDevice.

synchronized MtpDeviceRecord openDevice(int deviceId) throws IOException {
    UsbDevice rawDevice = null;
    for (final UsbDevice candidate : mManager.getDeviceList().values()) {
        if (candidate.getDeviceId() == deviceId) {
            rawDevice = candidate;
            break;
        }
    }
    ensureNotNull(rawDevice, "Not found USB device: " + deviceId);
    if (!mManager.hasPermission(rawDevice)) {
        mManager.grantPermission(rawDevice);
        if (!mManager.hasPermission(rawDevice)) {
            throw new IOException("Failed to grant a device permission.");
        }
    }
    final MtpDevice device = new MtpDevice(rawDevice);
    final UsbDeviceConnection connection = ensureNotNull(mManager.openDevice(rawDevice), "Failed to open a USB connection.");
    if (!device.open(connection)) {
        // We cannot open connection when another application use the device.
        throw new BusyDeviceException();
    }
    // Handle devices that fail to obtain storages just after opening a MTP session.
    final int[] storageIds = ensureNotNull(device.getStorageIds(), "Not found MTP storages in the device.");
    mDevices.put(deviceId, device);
    return createDeviceRecord(rawDevice);
}

Example 24 with UsbDevice

use of android.hardware.usb.UsbDevice in project android_frameworks_base by crdroidandroid.

the class TestUtil method setupMtpDevice.

/**
     * Requests permission for a MTP device and returns the first MTP device that has at least one
     * storage.
     */
static UsbDevice setupMtpDevice(TestResultInstrumentation instrumentation, UsbManager usbManager, MtpManager manager) {
    while (true) {
        try {
            final UsbDevice device = findMtpDevice(usbManager, manager);
            waitForStorages(instrumentation, manager, device.getDeviceId());
            return device;
        } catch (IOException exp) {
            instrumentation.show(Objects.toString(exp.getMessage()));
            SystemClock.sleep(1000);
            // again.
            continue;
        }
    }
}

Example 25 with UsbDevice

use of android.hardware.usb.UsbDevice in project android_frameworks_base by crdroidandroid.

the class ReceiverActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (UsbManager.ACTION_USB_DEVICE_ATTACHED.equals(getIntent().getAction())) {
        final UsbDevice device = getIntent().getParcelableExtra(UsbManager.EXTRA_DEVICE);
        try {
            final MtpDocumentsProvider provider = MtpDocumentsProvider.getInstance();
            provider.openDevice(device.getDeviceId());
            final String deviceRootId = provider.getDeviceDocumentId(device.getDeviceId());
            final Uri uri = DocumentsContract.buildRootUri(MtpDocumentsProvider.AUTHORITY, deviceRootId);
            final Intent intent = new Intent(DocumentsContract.ACTION_BROWSE);
            intent.setData(uri);
            intent.addCategory(Intent.CATEGORY_DEFAULT);
            intent.putExtra(DocumentsContract.EXTRA_FANCY_FEATURES, true);
            this.startActivity(intent);
        } catch (IOException exception) {
            Log.e(MtpDocumentsProvider.TAG, "Failed to open device", exception);
        }
    }
    finish();
}