Library management -book borrow /Fine calculation

            Library management -book borrow /Fine calculation


package muttablepack;

public class Book {

    private int id;
    private String name;
   
    public Book(){}
   
    public Book(int id, String name) {
        super();
        this.id = id;
        this.name = name;
    }

   
    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @Override
    public String toString() {
        return "Book [id=" + id + ", name=" + name + "]";
    }
   
   
}


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package muttablepack;

import java.text.SimpleDateFormat;
import java.util.Date;

public class Borrow
    {

    private int slno;
    private Member member;
    private Book book;
    String borrowDate;
   
   
   
    public Borrow(){}

   

    public Borrow(int slno, Member member, Book book, String borrowDate)
    {
        this.slno = slno;
        this.member = member;
        this.book = book;
        this.borrowDate = borrowDate;
    }



    public Member getMember()
    {
        return member;
    }

    public void setMember(Member member)
    {
        this.member = member;
    }

    public Book getBook()
    {
        return book;
    }

    public void setBook(Book book)
    {
        this.book = book;
    }



    public int getSlno()
    {
        return slno;
    }



    public void setSlno(int slno)
    {
        this.slno = slno;
    }



    public String getBorrowDate()
    {
        return borrowDate;
    }



    public void setBorrowDate(String borrowDate)
    {
        this.borrowDate = borrowDate;
    }
   
   
}


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package muttablepack;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;

public class Library {

    private ArrayList<Member> memberList = new ArrayList<Member>();
    private ArrayList<Book> bookList = new ArrayList<Book>();
    static Date date = new Date();
   
   
    public Library(){}
    public void addBook(Book book)
    {
         bookList.add(book);
    }
    public void addMember(int index, Member member)
    {
        memberList.add(index, member);
    }
    public ArrayList searchMember()
    {
        return memberList;
    }
   
    public static Date getDate() {
        return date;
    }
    public static void setDate(Date date)
    {
        SimpleDateFormat ft = new SimpleDateFormat("dd/MM/yyyy");
        ft.format(date);
        Library.date = date;
    }

    public String issue(Book book, Member member)
    {
        if(!member.hasBook())
        {
        member.setBook(book);
        return "issued the book successfully";
        }
        else
            return " member cant access more than one book";
       
    }

    public double bill(Borrow b) throws ParseException
    {
        double amount = 0.0;
        SimpleDateFormat ft = new SimpleDateFormat("dd/MM/yyyy");
        Date d = ft.parse(b.getBorrowDate());
        int days =  (int) (Library.getDate().getTime() - d.getTime())/(24*60*60*1000);
        System.out.println("days = " + days);
        if(days<=7)
        {
            days = 0;
            amount = 0.0;
        }
        else if ((days>7) && (days<=30))
        {
           
            days = days - 7;
            System.out.println("inside days = " + days);
            amount = days * 10;
           
        }
        else if((days>30) && (days<=60))
        {
            days = 23 + (days - 30);
            amount = days * 50;
        }
        else
            {
                int remainingDays  = days - 53;
                double months = Math.ceil(remainingDays/30);
                amount = 53 * 50 + months * 50;
            }
        return amount;
       
    }

    public static void main(String ar[]) throws ParseException
    {
        Library l = new Library();
        Book b1 = new Book(100,"Java");
        Member m1 = new Member(2000,"Vikas");
        l.addBook(b1);
        l.addMember(0, m1);
        System.out.println(l.issue(b1, m1));
        //System.out.println(l.issue(b1, m1));
        Borrow b = new Borrow(1, m1, b1, "10/10/2014");
        System.out.println(b.getBorrowDate());
        System.out.println(l.bill(b));
    }
}