title: A HashMap of Weak References to Objects in android
body: <p>How do we use a HashMap of Weak References to Objects in android to pass complex objects between activities? I want to pass an object of a class from one activity to another how can I achive this in android. I knew i can use putExtra() method for this. But this methods does not pass any objects directly it pass simple data structures. Please help</p>
  
  <p>Thanks in advance.</p>