Required in Java. Thank you. 1. Create a base class called Vehicle that has the manufacturer's...

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Required in Java. Thank you.

1. Create a base class called Vehicle that has the manufacturers name (type String), number of cylinders in the engine (type

public class Person private String name; public Person() name = No name yet.; public Person(String initialName) name = init

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Answer 1

Answer #1

Person.java

public class Person {
   private String name;

   public Person()
   {
       name = "No name yet.";
   }

   public Person(String initialName)
   {
       name = initialName;
   }

   public void setName(String newName)
   {
       name = newName;
   }

   public String getName()
   {
       return name;
   }

   public void writeOutput()
   {
       System.out.println("Name: " + name);
   }

   public boolean hasSameName(Person otherPerson)
   {
       return (this.name.equalsIgnoreCase(otherPerson.getName()));
   }
}

Vehicle.java

public class Vehicle {
   private String manufacturerName;
   private int numberOfCylinders;
   private Person owner;

   //default constructor
   public Vehicle()
   {
       manufacturerName = "No name yet.";
       numberOfCylinders = 0;
       owner = new Person();
   }

   //parameterized constructor
   public Vehicle(String mName, int nCylinders, String ownerName)
   {
       manufacturerName = mName;
       numberOfCylinders = nCylinders;
       owner = new Person(ownerName);
   }

   //accessors
   //method that sets manufacturer's name
   public void setManufacturerName(String mName)
   {
       manufacturerName = mName;
   }

   //method that sets number of cylinders
   public void setNumberOfCylinders(int nCylinders)
   {
       numberOfCylinders = nCylinders;
   }

   //method that sets owners name
   public void setOwner(String name)
   {
       owner.setName(name);
   }

   //method that gets manufacturer's name
   public String getManufacturerName()
   {
       return manufacturerName;
   }

   //method that gets number of cylinders
   public int getNumberOfCylinders()
   {
       return numberOfCylinders;
   }

   //method that gets owners name
   public String getOwner()
   {
       return owner.getName();
   }

   //equals method
   public boolean equals(Vehicle otherVehicle)
   {
       if((this.manufacturerName.equalsIgnoreCase(otherVehicle.getManufacturerName()))
               && (this.numberOfCylinders == otherVehicle.getNumberOfCylinders()) && (this.getOwner().equalsIgnoreCase(otherVehicle.getOwner())))
           return true;
       else
           return false;

   }

   //method that prints the Vehicle information
   public void printVehicle()
   {
       System.out.println("Manufacturer's Name: " + getManufacturerName());
       System.out.println("Number of cylinders in engine: " + getNumberOfCylinders());
       System.out.println("Owner's Name: " + getOwner());
   }
}

Truck.java

public class Truck extends Vehicle {
private double loadCapacity;
private double towingCapacity;

   //default constructor
   public Truck()
   {
       super();
       loadCapacity = 0.0;
       towingCapacity = 0.0;
   }

   //parameterized constructor
   public Truck(String mName, int nCylinders, String ownerName, double lCapacity, double tCapacity)
   {
       super(mName, nCylinders, ownerName);
       loadCapacity = lCapacity;
       towingCapacity = tCapacity;
   }

   //method that sets load capacity
   public void setLoadCapacity(double lCapacity)
   {
       loadCapacity = lCapacity;
   }

   //method that sets towing capacity
   public void setTowingCapacity(double tCapacity)
   {
       towingCapacity = tCapacity;
   }

   //method that gets load capacity
   public double getLoadCapacity()
   {
       return loadCapacity;
   }

   //method that gets towing capacity
   public double getTowingCapacity()
   {
       return towingCapacity;
   }

   //method that display truck information
   public void printTruck()
   {
       printVehicle();
       System.out.println("Load Capacity: " + loadCapacity);
       System.out.println("Towing Capacity: " + towingCapacity);
   }

   //equals method
   public boolean equals(Truck otherTruck)
   {
       if(getManufacturerName().equalsIgnoreCase(otherTruck.getManufacturerName())
           && (getNumberOfCylinders() == otherTruck.getNumberOfCylinders()) && (getOwner().equalsIgnoreCase(otherTruck.getOwner()))
           && this.getLoadCapacity() == otherTruck.getLoadCapacity() && this.getTowingCapacity() == otherTruck.getTowingCapacity())
           return true;
       else
           return false;

}
}

TestVehicle.java

public class TestVehicle {

   public static void main(String[] args) {
       //create two objects for vehicle class
       Vehicle v1 = new Vehicle("Ford", 2, "Shreyas");
       Vehicle v2 = new Vehicle("Ford", 2, "Chandan");
       //display the vehicle information
       System.out.println("Vehicle-1:");
       v1.printVehicle();
       System.out.println("Vehicle-2:");
       v2.printVehicle();
       //check if both the vehicles are equal
       if(v1.equals(v2))
           System.out.println("Both vehicles are equal");
       else
           System.out.println("Both vehicles are not equal");

       //create two objects for Truck class
       Truck t1 = new Truck ("Mahindra", 4, "Shreyas", 225, 125);
       Truck t2 = new Truck ("Mahindra", 4, "Shreyas", 225, 125);
       //display the Truck information
       System.out.println("\n\nTruck-1:");
       t1.printVehicle();
       System.out.println("Truck-2:");
       t2.printVehicle();
       //check if both the Trucks are equal
       if(t1.equals(t2))
           System.out.println("Both trucks are equal");
       else
           System.out.println("Both trucks are not equal");
   }

}

Output:

$= E Console X x | = EH EH = = = = = <terminated TestVehicle [Java Application] C:\Program Files Vava jre1.8.0_151\bin\javaw.e$

Code Screenshots:

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