Examples with StorageManager android.os.storage.StorageManager used on opensource projects

Example 51 with StorageManager

use of android.os.storage.StorageManager in project android_frameworks_base by AOSPA.

the class PackageManagerTests method unmountMedia.

private boolean unmountMedia() {
    // We can't unmount emulated storage.
    if (Environment.isExternalStorageEmulated()) {
        return true;
    }
    if (checkMediaState(Environment.MEDIA_UNMOUNTED)) {
        return true;
    }
    final String path = Environment.getExternalStorageDirectory().getPath();
    StorageListener observer = new StorageListener(Environment.MEDIA_UNMOUNTED);
    StorageManager sm = (StorageManager) mContext.getSystemService(Context.STORAGE_SERVICE);
    sm.registerListener(observer);
    try {
        // Wait on observer
        synchronized (observer) {
            getMs().unmountVolume(path, true, false);
            long waitTime = 0;
            while ((!observer.isDone()) && (waitTime < MAX_WAIT_TIME)) {
                observer.wait(WAIT_TIME_INCR);
                waitTime += WAIT_TIME_INCR;
            }
            if (!observer.isDone()) {
                throw new Exception("Timed out waiting for unmount media notification");
            }
            return true;
        }
    } catch (Exception e) {
        Log.e(TAG, "Exception : " + e);
        return false;
    } finally {
        sm.unregisterListener(observer);
    }
}

Example 52 with StorageManager

use of android.os.storage.StorageManager in project android_frameworks_base by AOSPA.

the class OpenExternalDirectoryActivity method showFragment.

/**
     * Validates the given path (volume + directory) and display the appropriate dialog asking the
     * user to grant access to it.
     */
private static boolean showFragment(OpenExternalDirectoryActivity activity, int userId, StorageVolume storageVolume, String directoryName) {
    if (DEBUG)
        Log.d(TAG, "showFragment() for volume " + storageVolume.dump() + ", directory " + directoryName + ", and user " + userId);
    final boolean isRoot = directoryName.equals(DIRECTORY_ROOT);
    final boolean isPrimary = storageVolume.isPrimary();
    if (isRoot && isPrimary) {
        if (DEBUG)
            Log.d(TAG, "root access requested on primary volume");
        return false;
    }
    final File volumeRoot = storageVolume.getPathFile();
    File file;
    try {
        file = isRoot ? volumeRoot : new File(volumeRoot, directoryName).getCanonicalFile();
    } catch (IOException e) {
        Log.e(TAG, "Could not get canonical file for volume " + storageVolume.dump() + " and directory " + directoryName);
        logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_ERROR);
        return false;
    }
    final StorageManager sm = (StorageManager) activity.getSystemService(Context.STORAGE_SERVICE);
    final String root, directory;
    if (isRoot) {
        root = volumeRoot.getAbsolutePath();
        directory = ".";
    } else {
        root = file.getParent();
        directory = file.getName();
        // Verify directory is valid.
        if (TextUtils.isEmpty(directory) || !isStandardDirectory(directory)) {
            if (DEBUG)
                Log.d(TAG, "Directory '" + directory + "' is not standard (full path: '" + file.getAbsolutePath() + "')");
            logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_INVALID_DIRECTORY);
            return false;
        }
    }
    // Gets volume label and converted path.
    String volumeLabel = null;
    String volumeUuid = null;
    final List<VolumeInfo> volumes = sm.getVolumes();
    if (DEBUG)
        Log.d(TAG, "Number of volumes: " + volumes.size());
    File internalRoot = null;
    boolean found = true;
    for (VolumeInfo volume : volumes) {
        if (isRightVolume(volume, root, userId)) {
            found = true;
            internalRoot = volume.getInternalPathForUser(userId);
            // Must convert path before calling getDocIdForFileCreateNewDir()
            if (DEBUG)
                Log.d(TAG, "Converting " + root + " to " + internalRoot);
            file = isRoot ? internalRoot : new File(internalRoot, directory);
            volumeUuid = storageVolume.getUuid();
            volumeLabel = sm.getBestVolumeDescription(volume);
            if (TextUtils.isEmpty(volumeLabel)) {
                volumeLabel = storageVolume.getDescription(activity);
            }
            if (TextUtils.isEmpty(volumeLabel)) {
                volumeLabel = activity.getString(android.R.string.unknownName);
                Log.w(TAG, "No volume description  for " + volume + "; using " + volumeLabel);
            }
            break;
        }
    }
    if (internalRoot == null) {
        // Should not happen on normal circumstances, unless app crafted an invalid volume
        // using reflection or the list of mounted volumes changed.
        Log.e(TAG, "Didn't find right volume for '" + storageVolume.dump() + "' on " + volumes);
        return false;
    }
    // Checks if the user has granted the permission already.
    final Intent intent = getIntentForExistingPermission(activity, isRoot, internalRoot, file);
    if (intent != null) {
        logValidScopedAccessRequest(activity, directory, SCOPED_DIRECTORY_ACCESS_ALREADY_GRANTED);
        activity.setResult(RESULT_OK, intent);
        activity.finish();
        return true;
    }
    if (!found) {
        Log.e(TAG, "Could not get volume for " + file);
        logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_ERROR);
        return false;
    }
    // Gets the package label.
    final String appLabel = getAppLabel(activity);
    if (appLabel == null) {
        // Error already logged.
        return false;
    }
    // Sets args that will be retrieve on onCreate()
    final Bundle args = new Bundle();
    args.putString(EXTRA_FILE, file.getAbsolutePath());
    args.putString(EXTRA_VOLUME_LABEL, volumeLabel);
    args.putString(EXTRA_VOLUME_UUID, volumeUuid);
    args.putString(EXTRA_APP_LABEL, appLabel);
    args.putBoolean(EXTRA_IS_ROOT, isRoot);
    args.putBoolean(EXTRA_IS_PRIMARY, isPrimary);
    final FragmentManager fm = activity.getFragmentManager();
    final FragmentTransaction ft = fm.beginTransaction();
    final OpenExternalDirectoryDialogFragment fragment = new OpenExternalDirectoryDialogFragment();
    fragment.setArguments(args);
    ft.add(fragment, FM_TAG);
    ft.commitAllowingStateLoss();
    return true;
}

Example 53 with StorageManager

use of android.os.storage.StorageManager in project android_frameworks_base by crdroidandroid.

the class OpenExternalDirectoryActivity method showFragment.

/**
     * Validates the given path (volume + directory) and display the appropriate dialog asking the
     * user to grant access to it.
     */
private static boolean showFragment(OpenExternalDirectoryActivity activity, int userId, StorageVolume storageVolume, String directoryName) {
    if (DEBUG)
        Log.d(TAG, "showFragment() for volume " + storageVolume.dump() + ", directory " + directoryName + ", and user " + userId);
    final boolean isRoot = directoryName.equals(DIRECTORY_ROOT);
    final boolean isPrimary = storageVolume.isPrimary();
    if (isRoot && isPrimary) {
        if (DEBUG)
            Log.d(TAG, "root access requested on primary volume");
        return false;
    }
    final File volumeRoot = storageVolume.getPathFile();
    File file;
    try {
        file = isRoot ? volumeRoot : new File(volumeRoot, directoryName).getCanonicalFile();
    } catch (IOException e) {
        Log.e(TAG, "Could not get canonical file for volume " + storageVolume.dump() + " and directory " + directoryName);
        logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_ERROR);
        return false;
    }
    final StorageManager sm = (StorageManager) activity.getSystemService(Context.STORAGE_SERVICE);
    final String root, directory;
    if (isRoot) {
        root = volumeRoot.getAbsolutePath();
        directory = ".";
    } else {
        root = file.getParent();
        directory = file.getName();
        // Verify directory is valid.
        if (TextUtils.isEmpty(directory) || !isStandardDirectory(directory)) {
            if (DEBUG)
                Log.d(TAG, "Directory '" + directory + "' is not standard (full path: '" + file.getAbsolutePath() + "')");
            logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_INVALID_DIRECTORY);
            return false;
        }
    }
    // Gets volume label and converted path.
    String volumeLabel = null;
    String volumeUuid = null;
    final List<VolumeInfo> volumes = sm.getVolumes();
    if (DEBUG)
        Log.d(TAG, "Number of volumes: " + volumes.size());
    File internalRoot = null;
    boolean found = true;
    for (VolumeInfo volume : volumes) {
        if (isRightVolume(volume, root, userId)) {
            found = true;
            internalRoot = volume.getInternalPathForUser(userId);
            // Must convert path before calling getDocIdForFileCreateNewDir()
            if (DEBUG)
                Log.d(TAG, "Converting " + root + " to " + internalRoot);
            file = isRoot ? internalRoot : new File(internalRoot, directory);
            volumeUuid = storageVolume.getUuid();
            volumeLabel = sm.getBestVolumeDescription(volume);
            if (TextUtils.isEmpty(volumeLabel)) {
                volumeLabel = storageVolume.getDescription(activity);
            }
            if (TextUtils.isEmpty(volumeLabel)) {
                volumeLabel = activity.getString(android.R.string.unknownName);
                Log.w(TAG, "No volume description  for " + volume + "; using " + volumeLabel);
            }
            break;
        }
    }
    if (internalRoot == null) {
        // Should not happen on normal circumstances, unless app crafted an invalid volume
        // using reflection or the list of mounted volumes changed.
        Log.e(TAG, "Didn't find right volume for '" + storageVolume.dump() + "' on " + volumes);
        return false;
    }
    // Checks if the user has granted the permission already.
    final Intent intent = getIntentForExistingPermission(activity, isRoot, internalRoot, file);
    if (intent != null) {
        logValidScopedAccessRequest(activity, directory, SCOPED_DIRECTORY_ACCESS_ALREADY_GRANTED);
        activity.setResult(RESULT_OK, intent);
        activity.finish();
        return true;
    }
    if (!found) {
        Log.e(TAG, "Could not get volume for " + file);
        logInvalidScopedAccessRequest(activity, SCOPED_DIRECTORY_ACCESS_ERROR);
        return false;
    }
    // Gets the package label.
    final String appLabel = getAppLabel(activity);
    if (appLabel == null) {
        // Error already logged.
        return false;
    }
    // Sets args that will be retrieve on onCreate()
    final Bundle args = new Bundle();
    args.putString(EXTRA_FILE, file.getAbsolutePath());
    args.putString(EXTRA_VOLUME_LABEL, volumeLabel);
    args.putString(EXTRA_VOLUME_UUID, volumeUuid);
    args.putString(EXTRA_APP_LABEL, appLabel);
    args.putBoolean(EXTRA_IS_ROOT, isRoot);
    args.putBoolean(EXTRA_IS_PRIMARY, isPrimary);
    final FragmentManager fm = activity.getFragmentManager();
    final FragmentTransaction ft = fm.beginTransaction();
    final OpenExternalDirectoryDialogFragment fragment = new OpenExternalDirectoryDialogFragment();
    fragment.setArguments(args);
    ft.add(fragment, FM_TAG);
    ft.commitAllowingStateLoss();
    return true;
}

Example 54 with StorageManager

use of android.os.storage.StorageManager in project android_frameworks_base by crdroidandroid.

the class PackageManagerTests method mountMedia.

boolean mountMedia() {
    // We can't mount emulated storage.
    if (Environment.isExternalStorageEmulated()) {
        return true;
    }
    if (checkMediaState(Environment.MEDIA_MOUNTED)) {
        return true;
    }
    final String path = Environment.getExternalStorageDirectory().toString();
    StorageListener observer = new StorageListener(Environment.MEDIA_MOUNTED);
    StorageManager sm = (StorageManager) mContext.getSystemService(Context.STORAGE_SERVICE);
    sm.registerListener(observer);
    try {
        // Wait on observer
        synchronized (observer) {
            int ret = getMs().mountVolume(path);
            if (ret != StorageResultCode.OperationSucceeded) {
                throw new Exception("Could not mount the media");
            }
            long waitTime = 0;
            while ((!observer.isDone()) && (waitTime < MAX_WAIT_TIME)) {
                observer.wait(WAIT_TIME_INCR);
                waitTime += WAIT_TIME_INCR;
            }
            if (!observer.isDone()) {
                throw new Exception("Timed out waiting for unmount media notification");
            }
            return true;
        }
    } catch (Exception e) {
        Log.e(TAG, "Exception : " + e);
        return false;
    } finally {
        sm.unregisterListener(observer);
    }
}

Example 55 with StorageManager

use of android.os.storage.StorageManager in project android_frameworks_base by crdroidandroid.

the class ApplicationPackageManager method getPackageCandidateVolumes.

@Override
@NonNull
public List<VolumeInfo> getPackageCandidateVolumes(ApplicationInfo app) {
    final StorageManager storage = mContext.getSystemService(StorageManager.class);
    final VolumeInfo currentVol = getPackageCurrentVolume(app);
    final List<VolumeInfo> vols = storage.getVolumes();
    final List<VolumeInfo> candidates = new ArrayList<>();
    for (VolumeInfo vol : vols) {
        if (Objects.equals(vol, currentVol) || isPackageCandidateVolume(mContext, app, vol)) {
            candidates.add(vol);
        }
    }
    return candidates;
}