android FactoryReset

private void doMasterClear() {    Intent intent = new Intent(Intent.ACTION_FACTORY_RESET);    intent.setPackage("android");    intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);    intent.putExtra(Intent.EXTRA_REASON, "MasterClearConfirm");    intent.putExtra(Intent.EXTRA_WIPE_EXTERNAL_STORAGE, true);    intent.putExtra(Intent.EXTRA_WIPE_ESIMS, true);    getActivity().sendBroadcast(intent);    // Intent handling is asynchronous -- assume it will happen soon.}private ProgressDialog getProgressDialog() {    final ProgressDialog progressDialog = new ProgressDialog(getActivity());    progressDialog.setIndeterminate(true);    progressDialog.setCancelable(false);    progressDialog.setTitle(            getActivity().getString(R.string.master_clear_progress_title));    progressDialog.setMessage(            getActivity().getString(R.string.master_clear_progress_text));    return progressDialog;}private void test(){    if (Utils.isMonkeyRunning()) {        return;    }    final PersistentDataBlockManager pdbManager = (PersistentDataBlockManager)            getActivity().getSystemService(Context.PERSISTENT_DATA_BLOCK_SERVICE);    final OemLockManager oemLockManager = (OemLockManager)            getActivity().getSystemService(Context.OEM_LOCK_SERVICE);    if (pdbManager != null && !oemLockManager.isOemUnlockAllowed() &&            Utils.isDeviceProvisioned(getActivity())) {        // if OEM unlock is allowed, the persistent data block will be wiped during FR        // process. If disabled, it will be wiped here, unless the device is still being        // provisioned, in which case the persistent data block will be preserved.        new AsyncTask() {            int mOldOrientation;            ProgressDialog mProgressDialog;            @Override            protected Void doInBackground(Void... params) {                pdbManager.wipe();                return null;            }            @Override            protected void onPostExecute(Void aVoid) {                mProgressDialog.hide();                if (getActivity() != null) {                    getActivity().setRequestedOrientation(mOldOrientation);                    doMasterClear();                }            }            @Override            protected void onPreExecute() {                mProgressDialog = getProgressDialog();                mProgressDialog.show();                // need to prevent orientation changes as we're about to go into                // a long IO request, so we won't be able to access inflate resources on flash                mOldOrientation = getActivity().getRequestedOrientation();                getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);            }        }.execute();    } else {        doMasterClear();    }}
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