JetsonNanoSubsystem.java

package frc.robot.subsystems;

import edu.wpi.first.wpilibj.smartdashboard.SmartDashboard;
import edu.wpi.first.wpilibj2.command.CommandBase;
import edu.wpi.first.wpilibj2.command.SubsystemBase;

public class JetsonNanoSubsystem extends SubsystemBase {

    private double angleToObj = 0;
    private String objClassId = "";

    public JetsonNanoSubsystem() {

    }

    @Override
    public void periodic() {
        double angleToObjNew = SmartDashboard.getNumber("angleToObj", angleToObj);
        String classIdNew = SmartDashboard.getString("classId", objClassId);

        if (this.angleToObj != angleToObjNew) {
            this.angleToObj = angleToObjNew;
        }
        if (objClassId != classIdNew) {
            this.objClassId = classIdNew;
        }
    }

    public double getAngle() {
        return this.angleToObj;
    }

    public String getClassId() {
        return this.objClassId;
    }
}