<?xml version="1.0" encoding="utf-8"?>
<animation-list xmlns:android="http://schemas.android.com/apk/res/android" 
    
    android:oneshot="true"
    >
    
    <item
        android:drawable="@drawable/icon1"
        android:duration="200"/>
    <item
        android:drawable="@drawable/icon2"
        android:duration="200"/>

</animation-list>

 ImageView view = (ImageView) findViewById(R.id.ivs);
        view.setBackgroundResource(R.drawable.icon);
       AnimationDrawable as =  (AnimationDrawable) view.getBackground();
       as.start();