get
  Get the activity to which this context is currently attached, or null if not attached. DO NOT HOLD LONG-LIVED REFERENCES TO THE OBJECT RETURNED BY THIS METHOD, AS THIS WILL CAUSE MEMORY LEAKS.
Get the activity to which this context is currently attached, or null if not attached. DO NOT HOLD LONG-LIVED REFERENCES TO THE OBJECT RETURNED BY THIS METHOD, AS THIS WILL CAUSE MEMORY LEAKS.