Android_Drawable_Border.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
   android:shape="rectangle" >

   <!-- View background color -->
   <solid
       android:color="@color/color_name" >
   </solid>

   <!-- View border color and width -->
   <stroke
       android:width="1dp"
       android:color="@color/color_name" >
   </stroke>

   <!-- The radius makes the corners rounded -->
   <corners
       android:radius="1dp"   >
   </corners>
</shape>

<!-- color_name -->

your_activity_xml.xml

<!-- add bellow attribute into view for border -->
android:background="@drawable/Android_Drawable_Border"