WS03

src/main/java/org/Main.java

@@ -1,5 +1,12 @@
 package org;
 
+import org.behavior.Serviceable;
+import org.model.ElectricCar;
+import org.model.GasCar;
+import org.model.SportsCar;
+import org.model.Vehicle;
+import org.util.VehicleInspector;
+
 public class Main {
     public static void main(String[] args) {
 
@@ -16,11 +23,9 @@ public class Main {
         //   • Store them in variables such as:
         //          ElectricCar tesla = new ElectricCar(...);
         // ============================================================
-
+        ElectricCar tesla= new ElectricCar("tesla", "unknown", 2026, 0, 4, 100, 34);
-
+        GasCar toyota= new GasCar("toyota", "corola", 2015, 100, 4, 56, "Oil");
-
+        SportsCar f1=new SportsCar("f1?", "idk", 2026, 0, 2, 100, "Oil", 1.3);
-
-
         // ============================================================
         // TODO 2:
         // Create an array of Vehicle:
@@ -31,7 +36,7 @@ public class Main {
         // subclasses (ElectricCar, GasCar, SportsCar) are stored
         // as their parent type (Vehicle).
         // ============================================================
-
+        Vehicle[] vehicles={tesla, toyota, f1};
 
 
 
@@ -46,26 +51,22 @@ public class Main {
         //   Demonstrate that all subclasses share the same Vehicle
         //   behavior and can call inherited methods.
         // ============================================================
-
+        for (Vehicle v: vehicles) {
-
+            v.basicInfo();
-
+            System.out.println("\n");
-
+            v.getEnergyType();
-
+            // ============================================================
-        // ============================================================
+            // TODO 4:
-        // TODO 4:
+            // Use VehicleInspector to inspect each vehicle:
-        // Use VehicleInspector to inspect each vehicle:
+            //
-        //
+            //     VehicleInspector.inspect(v);
-        //     VehicleInspector.inspect(v);
+            //
-        //
+            // Purpose:
-        // Purpose:
+            //   • Demonstrate the use of `instanceof`
-        //   • Demonstrate the use of `instanceof`
+            //   • Show subclass‑specific inspection messages
-        //   • Show subclass‑specific inspection messages
+            // ==========================================================
-        // ============================================================
+            VehicleInspector.inspect(v);
-
+        }
-
-
-
-
         // ============================================================
         // TODO 5:
         // Create an array of Serviceable:
@@ -79,10 +80,7 @@ public class Main {
         //           Vehicle v = (Vehicle) s;
         //
         // ============================================================
-
+        Serviceable[] serviceables ={toyota, tesla , f1};
-
-
-
 
         // ============================================================
         // TODO 6:
@@ -105,10 +103,16 @@ public class Main {
         //
         // Add blank lines between each item for readability.
         // ============================================================
-
+        for (Serviceable s: serviceables){
-
+            Vehicle v = (Vehicle) s;
-
+            if (s.needsService(v)){
-
+                System.out.println(v.getBrand()+" "+v.getModel());
+                s.performService();
+            }
+            else{
+                System.out.println("the car does not need service");
+            }
+        }
 
         // ============================================================
         // TODO 7 (Optional):
@@ -118,7 +122,7 @@ public class Main {
         //
         // ============================================================
 
-
+        System.out.println("=== Workshop Completed ===");
 
 
 

src/main/java/org/model/Car.java

@@ -18,12 +18,17 @@ public abstract class Car extends Vehicle implements Serviceable {
     public Car(String brand, String model, int year,
                double mileage, int seats) {
 
-        // TODO: Call super constructor
+        super(brand , model, year, mileage);
         this.seats = seats;
     }
 
     // TODO: Override getEnergyType() → return "Unknown"
 
+    @Override
+    public String getEnergyType() {
+        return "Unknown";
+    }
+
     // TODO: Override showDetails()
     // Print brand, model, year, mileage, and number of seats
 
@@ -38,4 +43,23 @@ public abstract class Car extends Vehicle implements Serviceable {
      * performService():
      * - Print: "General car service completed"
      */
+
+    @Override
+    public void showDetails() {
+        System.out.println(getBrand()+ " " + getModel() + " " + getYear()+ " "+getMileage()+ " "+ seats);
+    }
+
+    @Override
+    public boolean needsService(Vehicle v) {
+        if (v.getMileage()> 1000){
+            return true;
+        }
+        else{
+            return false;
+        }
+    }
+    @Override
+    public void performService() {
+        System.out.println("General car service completed");
+    }
 }

src/main/java/org/model/ElectricCar.java

@@ -29,11 +29,42 @@ public class ElectricCar extends Car implements Chargeable {
 
     // TODO: Override getEnergyType() → return "Electric"
 
+    @Override
+    public String getEnergyType() {
+        return "Electric";
+    }
     // TODO: Override showDetails()
     // Call super.showDetails()
     // Print battery capacity and charge level
 
+    @Override
+    public void showDetails() {
+        super.showDetails();
+        System.out.println(batteryCapacity+" "+chargeLevel);
+    }
+
     // TODO: Implement charge(double amount)
     // Validate negative
     // Cap at 100
+
+    @Override
+    public void charge(double amount) {
+        if (chargeLevel+amount<= batteryCapacity && chargeLevel+amount>=0) {
+            chargeLevel += amount;
+        }
+    }
+    public boolean needsService(ElectricCar ec) {
+        if (ec.getMileage()>8000){
+            return true;
+        }
+        else{
+            return false;
+        }
+    }
+
+    @Override
+    public void performService() {
+        System.out.println("Battery system checked");
+        chargeLevel=100;
+    }
 }

src/main/java/org/model/GasCar.java

@@ -29,11 +29,45 @@ public class GasCar extends Car implements Refuelable {
 
     // TODO: Override getEnergyType() → return fuelType + " (Gas)"
 
+    @Override
+    public String getEnergyType() {
+        return fuelType+ "Gas";
+    }
+
+
     // TODO: Implement refuel(double amount)
     // Validate amount
     // Cap at 100
 
+    @Override
+    public void refuel(double amount) {
+        if (amount>0 && amount+fuelLevel<100){
+            fuelLevel+=amount;
+        }
+    }
+
     // TODO: Override showDetails()
     // Call super.showDetails()
     // Print fuel level and fuel type
+
+    @Override
+    public void showDetails() {
+        super.showDetails();
+        System.out.println(fuelLevel+" "+fuelType);
+    }
+
+    public boolean needsService(GasCar gs) {
+        if (gs.getMileage()>12000){
+            return true;
+        }
+        else{
+            return false;
+        }
+    }
+
+    @Override
+    public void performService() {
+        System.out.println("Engine oil changed");
+        fuelLevel=100;
+    }
 }

src/main/java/org/model/SportsCar.java

@@ -27,4 +27,24 @@ public class SportsCar extends GasCar {
     // TODO: Override showDetails()
     // Call super.showDetails()
     // Print acceleration time
+
+    @Override
+    public void showDetails() {
+        super.showDetails();
+        System.out.println(zeroToHundred);
+    }
+
+    public boolean needsService(SportsCar sc) {
+        if (sc.getMileage()>5000){
+            return true;
+        }
+        else{
+            return false;
+        }
+    }
+
+    @Override
+    public void performService() {
+        System.out.println("High-performance brake system checked");
+    }
 }

src/main/java/org/model/Vehicle.java

@@ -21,12 +21,32 @@ public abstract class Vehicle {
     }
 
     // TODO: Create getters for all fields
-
+    public String getBrand(){
+        return brand;
+    }
+    public String getModel(){
+        return model;
+    }
+    public int getYear(){
+        return year;
+    }
+    public double getMileage(){
+        return mileage;
+    }
     // TODO: Implement addMileage(double km)
     // If km is negative → print error
     // Otherwise increase mileage
+    public void addMileage(double km){
+        if (km < 0){
+            System.out.println("km should be positive");
+        }
+        else{
+            mileage+=km;
+        }
+    }
 
     // TODO: Declare abstract method getEnergyType()
+    public abstract String getEnergyType();
 
     public void basicInfo() {
         System.out.println(

src/main/java/org/util/VehicleInspector.java

@@ -1,6 +1,8 @@
 package org.util;
 
 import org.*;
+import org.model.ElectricCar;
+import org.model.SportsCar;
 import org.model.Vehicle;
 
 /*
@@ -13,7 +15,15 @@ public class VehicleInspector {
     public static void inspect(Vehicle v) {
 
         v.basicInfo();
-
+        if (v instanceof ElectricCar){
+            System.out.println("Check battery system");
+        }
+        else if (v instanceof SportsCar){
+            System.out.println("Check brakes and performance");
+        }
+        else {
+            System.out.println("Check engine and oil");
+        }
         // TODO:
         // If ElectricCar → print "Check battery system"
         // If SportsCar → print "Check brakes and performance"