uk6

mport java.util.*;
class Employee {
int id;
String name;
String deptname;
double salary;
static int count;
Employee(){
id=0;
name="Name";
deptname="Comp sci";
salary=20000;
}
Employee(int id , String name , String deptname , double salary){
this.id=id;
this.name=name;
this.deptname=deptname;
this.salary=salary;
count++;
}
void display() {
System.out.println("[ID:" + id + " NAME: " + name + " DEPAMAENT NAME: "

• deptname + " SALArY: " + salary + " ]");
  }
  }
  public class Main {
  public static void main(String[] args) {
  Scanner sc = new Scanner(System.in);
  System.out.println("How many Employees ");
  int number = sc.nextInt();
  Employee[] emp = new Employee[number];
  for(int j=0; j<number; j++)
  {
  System.out.println("Enter ID ");
  int id = sc.nextInt();
  System.out.println("Enter Name ");
  String name = sc.next();
  System.out.println("Enter Department name");
  String deptname = sc.next();
  System.out.println("Enter Salary");
  int salary = sc.nextInt();
  emp[j] = new Employee(id,name,deptname,salary);
  }
  for(int j=0; j<number; j++)
  {
  emp[j].display();
  }
  System.out.println("\nThere are total "+Employee.count+" Employees.");
  }
  }
  Q2
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStreamReader;
  abstract class Order{
  String id,description;
  }
  class PurchaseOrder extends Order{
  String Customername,Vendorname;
  public void accept() throws IOException{
  System.out.println("Enter the id,description,names of customers and vendors:
  ");
  BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
  id=br.readLine();
  description=br.readLine();
  Customername=br.readLine();
  Vendorname=br.readLine();
  }
  public void display(){
  System.out.println("id: "+id);
  System.out.println("Description: "+description);
  System.out.println("Customername: "+Customername);
  System.out.println("Vendorname: "+Vendorname);
  System.out.println("----------------------");
  }
  }
  class SalesOrder extends Order{
  String Customername,Vendorname;
  public void accept() throws IOException{
  System.out.println("Enter the id,description,names of customers and vendors:
  ");
  BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
  id=br.readLine();
  description=br.readLine();
  Customername=br.readLine();
  Vendorname=br.readLine();
  }
  public void display(){
  System.out.println("id: "+id);
  System.out.println("Description: "+description);
  System.out.println("Customername: "+Customername);
  System.out.println("Vendorname: "+Vendorname);
  System.out.println("----------------------");
  }
  }
  public class Main {
  public static void main(String [] args) throws IOException{
  int i;
  System.out.println("Select Any One: ");
  BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
  System.out.println("1.Purchase Order");
  System.out.println("2.Sales Order");
  int ch=Integer.parseInt(br.readLine());
  switch(ch){
  case 1:
  System.out.println("Enter the number of purchase Orders: ");
  int n=Integer.parseInt(br.readLine());
  PurchaseOrder [] l=new PurchaseOrder[n];
  for(i=0;i<n;i++){
  l[i]=new PurchaseOrder();
  l[i].accept();
  }
  for(i=0;i<n;i++){
  l[i].display();
  System.out.println ("Object is created");
  }
  break;
  case 2:
  System.out.println("Enter the number of sales orders: ");
  int m=Integer.parseInt(br.readLine());
  SalesOrder [] h=new SalesOrder[m];
  for(i=0;i<m;i++){
  h[i]=new SalesOrder();
  h[i].accept();
  }
  for(i=0;i<m;i++){
  h[i].display();
  System.out.println(" Object is created ");
  }
  break;
  }
  }
  }