hospital patient

import java.util.ArrayList;

import java.util.Calendar;

import java.util.Date;

import java.util.Scanner;

public class PatientFunction 
{

    Scanner s=new Scanner(System.in);

    public Patient updatePatient(Patient p)
{

        int ctr=0;

        try
{


do 
{

System.out.println("::::Update Customer::::\n1.Name 2.Address 3.Age 4.Sex 5.Illness 6.Amount");

ctr=s.nextInt();s.nextLine();

switch(ctr)
{

case 1:

System.out.println("Current Name:: "+p.getName());
                    p.setName(s.nextLine());

break;

case 2:

System.out.println("Current Address:: "+p.getAddress());
                    p.setAddress(s.nextLine());

break;

case 3:

System.out.println("Current Age:: "+p.getAge());
                    p.setAge(Integer.parseInt(s.nextLine());

break;

case 4:

System.out.println("Current Sex:: "+p.getSex());
                    p.setSex(s.nextLine());

break;

case 5:

System.out.println("Current Illness:: "+p.getIllness());
                    p.setIllness(s.nextLine());

break;

case 6:

System.out.println("Current Amount:: "+p.getName());
                    p.setAmount(Float.parseFloat(s.nextLine()));

break;

}

Calendar c=Calendar.getInstance();

c.setTime(new Date());

p.setLastAppointment(c);

System.out.println("Update other details? Enter y or n");

if(s.nextLine().toLowerCase().equals("y"))

ctr=999;


}
while(ctr==999);

        }
catch(Exception e)
{

return null;

}



return p;

}

public Patient addPatient()
{


Patient p=new Patient();

try
{

System.out.println("Enter Name:: ");

p.setName(s.nextLine());


System.out.println("Enter Address:: ");

p.setAddress(s.nextLine());


System.out.println("Enter Age:: ");

p.setAge(Integer.parseInt(s.nextLine()));


System.out.println("Enter Sex:: ");

p.setSex(s.nextLine());


System.out.println("Enter Illness:: ");

p.setIllness(s.nextLine());


System.out.println("Enter Amount:: ");

p.setAmount(Float.parseFloat(s.nextLine()));

}

catch(Exception e)
{


return null;

}

return p;

}

public void displayPatientDetails(Patient p)
{

System.out.println(":::Customer Details:");

System.out.println("Customer ID:"+p.getPatientId());

System.out.println("Customer Name:"+p.getName());

System.out.println("Customer Age:"+p.getAge());

System.out.println("Customer Address:"+p.getAddress());

System.out.println("Customer Illness:"+p.getIllness());

System.out.println("Customer Amount:"+p.getAmount());

p.getLastAppointment().add(Calendar.DAY_OF_MONTH, 15);      

if(p.getLastAppointment().getTime().compareTo(new Date())>0)
System.out.println("Customer Status: Active");

else

System.out.println("Customer Status: InActive");

p.getLastAppointment().add(Calendar.DAY_OF_MONTH, -15);

}   

public void displayAll(ArrayList<Patient> pl)
{

for(int i=0;i<pl.size();i++)
{

Patient p=pl.get(i);

p.getLastAppointment().add(Calendar.DAY_OF_MONTH, 15);      

if(p.getLastAppointment().getTime().compareTo(new Date())>0)        
            System.out.println("Customer ID:: "+p.getPatientId()+"\t Name:"+p.getName()+"\tCustomer Status: Active");

else

System.out.println("Customer ID:: "+p.getPatientId()+"\t Name:"+p.getName()+"\tCustomer Status: InActive");

p.getLastAppointment().add(Calendar.DAY_OF_MONTH, -15);

    }

}

}