In this lab you will code a simple GUI application using Java Swing components The application allows users to input 2 integers and add them. The application has three labels and three text boxes and one button. It looks like Adder App Addend1 Addend2 -7 Sum 7 Add The frame size is 400x100. The text boxes are 60x20. A "Flow" layout is used. Create a class for the GUI called Adder. Put all the components in Adder. In the "main" class, create an instance of Adder and set it visible. All other code must be in Adder