/**
  * Returns whether the current process is in an isolated sandbox.
  *
  * @hide
  */
 public static final boolean isIsolated() {
   int uid = UserHandle.getAppId(myUid());
   return uid >= FIRST_ISOLATED_UID && uid <= LAST_ISOLATED_UID;
 }
 /**
  * Returns this process's user handle. This is the user the process is running under. It is
  * distinct from {@link #myUid()} in that a particular user will have multiple distinct apps
  * running under it each with their own uid.
  */
 public static final UserHandle myUserHandle() {
   return new UserHandle(UserHandle.getUserId(myUid()));
 }