testbankaccount.java

在十种技术中

/*
 * testBankAccount.java
 *
 * Created on 2008年4月4日, 下午8:47
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */
import javax.swing.JOptionPane;
public class testBankAccount {
    
    /** Creates a new instance of testBankAccount */
    public static void main (String []args) {
        String str="";
        for(int i=0;i<350;i++){
            str="";
            bankAccount bobsAccount, marysAccount, biffsAccount; 
            bobsAccount = bankAccount.example1(); 
            marysAccount = bankAccount.example2(); 
            biffsAccount = bankAccount.emptyAccountExample();
            bobsAccount.deposit(i*10-1); 
            marysAccount.setName("Mary"); 
            marysAccount.deposit(i*10);
            biffsAccount.deposit(i*10+1);
            str=str+bobsAccount+marysAccount+biffsAccount;
       
       }
       System.out.println(str);
    }
 }
class bankAccount{
    private static int LastAccountNumber=0;
    private String name;
    private int accountNumber;
    private float balance;
    public bankAccount() {
       name="";
       balance=0;
       accountNumber=++LastAccountNumber;
    }
    public bankAccount(String initName){
       name=initName;
       balance=0;
       accountNumber=++LastAccountNumber;
    }
    public bankAccount(String initName,float newBalance){
       name=initName;
       balance=newBalance;
       accountNumber=++LastAccountNumber;
    }
    public static bankAccount example1() { 
       bankAccount ba = new bankAccount(); 
       ba.setName("LiHong"); 
       ba.deposit(1000); 
       return ba; 
    }   
    public static bankAccount example2() { 
       bankAccount ba = new bankAccount(); 
       ba.setName("ZhaoWei"); 
       ba.deposit(1000); 
       ba.deposit(2000); 
       return ba; 
    } 
    public static bankAccount emptyAccountExample() { 
       bankAccount ba = new bankAccount(); 
       ba.setName("HeLi"); 
       return ba; 
    }  
    public float deposit(float anAmount) { 
       balance += anAmount; 
       return balance; 
    } 
    public float withdraw(float anAmount) { 
       if (anAmount <= balance) 
          balance -= anAmount; 
       return anAmount; 
    }
    public void setName(String aName) 
    { 
       name = aName; 
    } 
    public int getAccountNumber()
    {
       return accountNumber; 
    }  
    public String getName() 
    { 
       return name; 
    } 
    public float getBalance() 
    { 
       return balance; 
    } 
    public String toString() 
    { 
       return("AccountNumber :"+new java.text.DecimalFormat("000000").format(accountNumber)+"\n"+ 
               "Name :"+name+"\n"+
               "Balance :" +new java.text.DecimalFormat("$0.00").format(balance)+"\n\n"); 
  }

}