Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

At the top of your Java file, add them as follows:import android.graphics.Bitmap; import android.graphics.BitmapFactory;The Bitmap class is necessary to store the image content as a Bitmap object ...

In this Java tutorial, you’ve learned how to use class field initializers and class initialization blocks to initialize classes, and how to use constructors, object field initializers, and ...