How can i get the application's icon from the package name?

Question

I have tried various solution from stack overflow with no luck. What I want.

1. I know package name of different applications.
2. I want to get application

Answer 1

Try this:

try
{
    Drawable icon = getContext().getPackageManager().getApplicationIcon("com.example.testnotification");
    imageView.setImageDrawable(icon);
}
catch (PackageManager.NameNotFoundException e)
{
    e.printStackTrace();
}