Class HybridCar (Bonus) completed.

src/main/java/org/model/HybridCar.java

@@ -0,0 +1,71 @@
+package org.model;
+
+import org.behavior.Chargeable;
+import org.behavior.Refuelable;
+
+public class HybridCar extends Car implements Chargeable, Refuelable {
+
+    private int batteryCapacity;
+    private double chargeLevel;
+    private double fuelLevel;
+    private String fuelType;
+
+    public HybridCar(String brand, String model, int year,
+                       double mileage, int seats,
+                       int batteryCapacity, double chargeLevel,
+                       double fuelLevel, String fuelType)
+    {
+        super(brand, model, year, mileage, seats);
+        this.batteryCapacity = batteryCapacity;
+        this.chargeLevel = chargeLevel;
+        this.fuelLevel = fuelLevel;
+        this.fuelType = fuelType;
+    }
+
+    @Override
+    public String getEnergyType() {
+        return ("Hybrid (Gas and Electric)");
+    }
+
+    //Implement Refuelable
+    public void refuel(double amount) {
+        if (amount <= 0) {
+            System.out.println("Invalid amount!");
+            return;
+        }
+        if (fuelLevel + amount > 100) {System.out.println("Invalid amount!");}
+        else {System.out.println("Refuelable!");}
+    }
+
+    //Implement Chargeable
+    public void charge(double amount) {
+        if (amount <= 0) {
+            System.out.println("Invalid amount!");
+            return;
+        }
+        if (chargeLevel + amount > 100) {System.out.println("Invalid amount!");}
+        else {System.out.println("Refuelable!");}
+    }
+
+    @Override
+    public void showDetails() {
+        super.showDetails();
+        System.out.println(fuelLevel);
+        System.out.println(fuelType);
+        System.out.println(batteryCapacity);
+        System.out.println(chargeLevel);
+    }
+
+    @Override
+    public boolean needsService(Vehicle v) {
+        double mileage = v.getMileage();
+        return (mileage > 10000);
+    }
+
+    @Override
+    public void performService() {
+        System.out.println("Engine oil changed and battery system checked");
+        chargeLevel = 100;
+        fuelLevel = 100;
+    }
+}