method @android.service.persistentdata.PersistentDataBlockManager.FlashLockState @RequiresPermission(anyOf={android.Manifest.permission.READ_OEM_UNLOCK_STATE, "android.permission.OEM_UNLOCK_STATE"}) public int getFlashLockState();
method public long getMaximumDataBlockSize();
method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.READ_OEM_UNLOCK_STATE, "android.permission.OEM_UNLOCK_STATE"}) public boolean getOemUnlockEnabled();
method @NonNull public String getPersistentDataPackageName();
method public byte[] read();
method @Deprecated @RequiresPermission("android.permission.OEM_UNLOCK_STATE") public void setOemUnlockEnabled(boolean);
method @RequiresPermission("android.permission.OEM_UNLOCK_STATE") public void wipe();