java/Ass13.java at master · PriyanganaD14/java · GitHub

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package person13;

import java.util.Date;

class Person
{
	int age;
	double weight,height;
	Date dateOfBirth;
	String address;

	void setData(int age,double weight,double height,Date dateOfBirth,String address)   //set values
	{
		this.age=age;
		this.weight=weight;
		this.height=height;
		this.dateOfBirth=dateOfBirth;
		this.address=address;
	}

	void show()
	{
		System.out.println(" Age " +age+ " yr  Weight "+ weight + " Kg  Height " + height + " inch  Date of Birth "+dateOfBirth+" Address "+address);
	}
}

class Employee extends Person
{
	long salary;
	Date dateOfJoining;
	int experience;

	void setData(long salary,Date dateOfJoining,int experience,int age,double weight,double height,Date dateOfBirth,String address)
	{
		super.setData(age,weight,height,dateOfBirth,address);
		this.salary=salary;
		this.dateOfJoining=dateOfJoining;
		this.experience=experience;

	}

	void show()
	{
		super.show();
		System.out.println(" Salary "+salary+" Date of Joining "+dateOfJoining+" Experience "+experience);

		}
}

class Student extends Person
{
   int roll,noOfSub=5;
   String listOfSubjects[];
   int marks[];

   void setData(int roll,int age,double weight,double height,Date dateOfBirth,String address)
   {
	   super.setData(age,weight,height,dateOfBirth,address);
	   this.roll=roll;
	   noOfSub=5;
	   listOfSubjects=new String[noOfSub];
	  // listOfSubjects=takeSubject(listOfSubjects);
	   listOfSubjects[0]="Java";
	   listOfSubjects[1]="DSA";
	   listOfSubjects[2]="Computer";
	   listOfSubjects[3]="C";
	   listOfSubjects[4]="Newtwork";
	   marks=new int[noOfSub];
	   marks[0]=95;
	   marks[1]=90;
	   marks[2]=85;
	   marks[3]=80;
	   marks[4]=75;

   }


   String calculateGrade(int n)
   {
	  // String A,B;

	   if(n>50)
	   {
		   return "A";
	   }
	   else
	   {
		   return "B";
	   }


   }

   void show()
   {
	   super.show();
	   System.out.println(" Roll "+roll);
	   System.out.println("List of Subjects "+listOfSubjects[0]+" Marks "+marks[0]);
	   System.out.println("List of Subjects "+listOfSubjects[1]+" Marks "+marks[1]);
	   System.out.println("List of Subjects "+listOfSubjects[2]+" Marks "+marks[2]);
	   System.out.println("List of Subjects "+listOfSubjects[3]+" Marks "+marks[3]);
	   System.out.println("List of Subjects "+listOfSubjects[4]+" Marks "+marks[4]);


   }

}

class Technician extends Employee
{

	void setData(long salary,Date dateOfJoining,int experience,int age,double weight,double height,Date dateOfBirth,String address)
	{

	super.setData(salary,dateOfJoining,experience,age,weight,height,dateOfBirth,address);


	}
	void show()
	{
		super.show();

	}

}

class Professor extends Employee
{
	String course;
	String listOfAdvisee[];

	void setData(String course,long salary,Date dateOfJoining,int experience,int age,double weight,double height,Date dateOfBirth,String address)

	{
	super.setData(salary,dateOfJoining,experience,age,weight,height,dateOfBirth,address);
	this.course=course;
	listOfAdvisee=new String[3];
	listOfAdvisee[0]="QWE";
	listOfAdvisee[1]="RTY";
	listOfAdvisee[2]="UIO";

    }

    void show()
    {
    	super.show();
    	System.out.println(" Course "+course);
    	System.out.println(" List of Advisee "+ listOfAdvisee[0]);
    	System.out.println("                 "+ listOfAdvisee[1]);
        System.out.println("                 " + listOfAdvisee[2]);
    }


}

class Ass13
{
	public static void main(String args[])
	{

		Person p=new Person();
		Date d1=new Date(1996,07,10);
		p.setData(23,60.0,6.0,d1,"Kolkata");
		p.show();
		Employee e=new Employee();
		Date d2=new Date(2004,05,14);
		e.setData(45000L,d2,2,23,50.0,5.0,d1,"Jalpaiguri");
		e.show();
		Student st=new Student();
		st.setData(1,23,60.0,6.0,d1,"Kolkata");
		st.show();
		System.out.println(" Calculate Grade "+st.calculateGrade(100));
		System.out.println(" Calculate Grade "+st.calculateGrade(25));
		Technician t=new Technician();
		t.setData(70000L,d2,3,23,55.0,5.5,d2,"Siliguri");
		t.show();
		Professor pr=new Professor();
		pr.setData("Webdevlopment",35000L,d2,2,22,65.0,5.0,d1,"Sikim");
		pr.show();
	}
}