Writing your Java program

Open the NetBeans IDE and create a new project named ZumoRobot.

1. In the menu bar, click File|New Project. The New Project wizard will appear. In the New Project wizard, click on Java under Categories and click on Java Application under Projects. Then click the Next button:

Figure 5-20: Creating ZumoRobot project with NetBeans IDE - step 1. Image credits: Courtesy of Adafruit (https://www.adafruit.com/)

2. In the Name and Location step, type ZumoRobot  for the Project Name and com.packt.B05688.chapter5.ZumoRobot for the Create Main Class. Click the Finish button to create the project:

Figure 5-21: Creating ZumoRobot project with NetBeans IDE - step 2. Image credits: Courtesy of Adafruit (https://www.adafruit.com/)

3.  The NetBeans IDE will create a file named ZumoRobot.java and the project environment for you.
4.  To work with Raspberry Pi GPIO pins, you should add the Pi4j library to your project as discussed in Chapter 1, Setting up Your Raspberry Pi.
5. Listing 5-1 presents the complete...