package?entity;
public?class?Account?{
private?static?long?id=100000;
private?String?password;
private?String?name;
private?String?personld;
private?double?balance;
public?Account(){
System.out.println("Account無參構(gòu)造方法！");
}
public?Account(String?p,String?n,String?pe,double?b){
password=p;
name=n;
personld=pe;
balance=b;
id++;
}
public?void?setPassword(String?s){
password=s;
}
public?String?getPassword(){
return?password;
}
public?void?setName(String?n){
name=n;
}
public?String?getName(){
return?name;
}
public?void?setPersonld(String?pe){
personld=pe;
}
public?String?getPersonld(){
return?personld;
}
public?void?setBalance(double?b){
balance=b;
}
public?double?getBalance(){
return?balance;
}
public?long?getId(){
return?id;
}
public?void?deposit(double?b){
balance+=b;
}
public?void?withdraw(double?b){
if(b>balance){
System.out.println("賬戶余額不足！請充值！");
}
else{
balance-=b;
}
}
}
package?biz;
import?entity.Account;
public?class?Bank?{
?Account?a[]=new?Account[20];
?int?number=0;
//用戶開戶方法
public?long?openAccount(String?p,String?p1,String?n,String?pe,double?b){
Account?acc=null;
if(p.equals(p1)){ ??????
???????????acc?=new?Account(p,n,pe,b);?
}
else{
System.out.println("兩次密碼輸入不一致！");
}
if(number>=a.length){
Account?aplus[]=new?Account[a.length*3];
System.arraycopy(a,?0,?aplus,?0,?a.length);
a=aplus;
a[number]=acc;
number++;
System.out.println("創(chuàng)建一個新的更大數(shù)組！");
}
???else{
a[number]=acc;
number++;
??}
return?acc.getId();
}
//用戶登錄方法
public?long?landAccount(long?id,String?p){
//Account?acc=null;
for(int?i=0;i<number;i++){
if(a[i].getId()==id&&p.equals(a[i].getPassword())){
System.out.println("登錄成功！");
return?a[i].getId();
}
else{
System.out.println("沒有找到賬戶！");
}
}
?return?0;
}
//用戶存款方法
public?void?depositAccount(long?id,double?b){
for(int?i=0;i<number;i++){
if(id==a[i].getId()){
a[i].setBalance(b);
System.out.println("存款成功");
break;
}
else{
System.out.println("沒有找到該賬戶");
}
}
}
//用戶取款方法
public?void?withdrawAccount(long?id,double?b){
for(int?i=0;i<number;i++){
if(id==a[i].getId()){
a[i].withdraw(b);
System.out.println("取款成功");
}
else{
System.out.println("沒有找到該賬戶");
}
}
}
//查詢余額方法
public?double?inquiryAccount(long?id){
for(int?i=0;i<number;i++){
if(id==a[i].getId()){
return a[i].getBalance();
}
else{
System.out.println("沒有找到該賬戶");
}
}
return?0;
}
public?static?void?main(String?args[]){
Bank?a=new?Bank();
long?addc=a.openAccount("1234",?"1234",?"asd",?"54321",?123.43);
System.out.println(addc);
long?add=a.openAccount("123",?"123",?"asd",?"54321",?123.43);
System.out.println(add);
//long?ac=a.openAccount("1235",?"1235",?"asd",?"54321",?123.43);
//System.out.println(ac);
//long?dd=a.openAccount("1236",?"1236",?"asd",?"54321",?123.43);
//System.out.println(dd);
//long?sdd=a.openAccount("1237",?"1237",?"asd",?"54321",?123.43);
//System.out.println(sdd);
long?bs=a.landAccount(100001,?"1234");
System.out.println(bs);
a.depositAccount(100001,?200);
System.out.println("余額為:?"+a.inquiryAccount(100001));
a.withdrawAccount(100001,?100);
System.out.println("余額為:?"+a.inquiryAccount(100001));
}
????
}
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