Using Java packages
Packages are grouped collections of classes. If you look at the top of the code that we have written so far, you will see these lines of code.
import android.app.Activity; import android.os.Bundle;
These lines of code make available the Activity
and Bundle
classes as well as their methods. Comment out the above two lines like this:
// import android.app.Activity; // import android.os.Bundle;
Now look at your code and you will see errors in at least three places. The word Activity
has an error because Activity
is a class which Android Studio no longer is aware of in the following line:
public class SubHunter extends Activity {
The word onCreate
also has an error because it is a method from the Activity
class and the word Bundle ...
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