ATM自助取款机系统java代码

1、public void actionPerformed(ActionEvent e) /界面显示控制 String IC_Number="" String password="" String IC_No="" z30.setVisible(false); float leftmoney=0; float moneys=0; float mon=0; float money1=0; float money2=0; if(true) int No_50=0,No_100=0; String strin="select NO_5

2、0,NO_100 from ATM where ATM_ID='123456789'" ResultSet rsSQLSelect=executeQuery(strin); try if(rsSQLSelect.next() No_50=Integer.parseInt(rsSQLSelect.getString("NO_50"); No_100=Integer.parseInt(rsSQLSelect.getString("NO_100"); catch(Exception er)System.out.println(&quo

3、t;查询ATM机信息出错!"); if(No_50=0&&No_100=0) z1.setVisible(false); t1.setText("对不起,本ATM自动取款机暂停服务!"); cl.show(c,"1"); cl.show(c,"1"); if(e.getSource()=z1) t3.setText(""); text1.setText(""); cl.show(c,"2"); if(e.getSource()=z4|e.getSou

4、rce()=z6|e.getSource()=z11|e.getSource()=z16|e.getSource()=z18|e.getSource()=z22) closeDBConnection(); cl.show(c,"1"); if(e.getSource()=z2) closeDBConnection(); System.exit(0); if(e.getSource()=z3) IC_Number=text1.getText().trim(); if(getname(IC_Number) z5.setVisible(true); pw1.setVisible(

5、true); t4.setVisible(true); pw1.setText(""); t5.setText(""); cl.show(c,"3"); else t3.setText("您输入的卡号不存在,请重新输入!"); cl.show(c,"2"); if(e.getSource()=z5) password=pw1.getText().trim(); IC_Number=text1.getText().trim(); if(!login(IC_Number,password) t5.s

6、etText("您输入的密码错误,请重新输入!"); pw1.setText(""); n-; cl.show(c,"3"); else t5.setText(""); cl.show(c,"4"); if(n<0) n=2; t5.setText("您已经三次输入错误密码,谢谢您的使用,欢迎下次光临!"); z5.setVisible(false); pw1.setVisible(false); t4.setVisible(false); cl.show(c,&quo

7、t;3"); if(e.getSource()=z7) t33.setText(""); cl.show(c,"5"); if(e.getSource()=z8) /余额查询 DBAccess d=new DBAccess(); String str3="" String stri="" IC_Number=text1.getText().trim(); t29.setText(IC_Number); leftmoney=getmoney(IC_Number); t30.setText(Float.toS

8、tring(leftmoney); stri="select bank_name from IC,bank where IC.bank_NO=bank.bank_NO and IC_ID='"+IC_Number+"'" ResultSet rsSQLSelect=d.executeQuery(stri); try if(rsSQLSelect.next() str3=rsSQLSelect.getString("bank_name"); /mit(); catch(Exception er) t32.setText(

9、str3); cl.show(c,"10"); if(e.getSource()=z9) t23.setText(""); cl.show(c,"9"); if(e.getSource()=z10) t28.setText(""); cl.show(c,"11"); if(e.getSource()=z12) DBAccess d=new DBAccess(); IC_Number=text1.getText().trim(); fetchmoney=Integer.parseInt(text2

10、.getText(); if(fetchmoney<=0) t9.setText("取款金额非法!请重新输入!"); text2.setText(""); cl.show(c,"6"); return; if(fetchmoney>1000) t9.setText("每次交易金额最大为1000元!"); text2.setText(""); cl.show(c,"6"); return ; if(fetchmoney%50!=0) t9.setText("

11、;取款金额只能为50的倍数!"); text2.setText(""); cl.show(c,"6"); return ; leftmoney=getmoney(IC_Number); if(fetchmoney>leftmoney) t9.setText("您的余额不足,请重新输入取款金额!"); text2.setText(""); cl.show(c,"6"); return ; int No_50=0,No_100=0,x_50=0,x_100=0,mo=0; Strin

12、g str1="select NO_50,NO_100 from ATM where ATM_ID='123456789'" ResultSet rsSQLSelect=d.executeQuery(str1); try if(rsSQLSelect.next() No_50=Integer.parseInt(rsSQLSelect.getString("NO_50"); No_100=Integer.parseInt(rsSQLSelect.getString("NO_100"); catch(Exception e

13、r)System.out.println("查询ATM机信息出错!"); x_100=fetchmoney/100; if(No_100<x_100) mo=fetchmoney-No_100*100; x_50=mo/50; if(x_50>No_50) t9.setText("取款机现钞不足!"); text2.setText(""); cl.show(c,"6"); return; else No_50=No_50-x_50; No_100=0; else No_100=No_100-x_100;

14、 x_50=(fetchmoney-x_100*100)/50; if(x_50>No_50) t9.setText("取款机50面值现钞不足!"); text2.setText(""); cl.show(c,"6"); return; else No_50=No_50-x_50; String str2="update ATM set NO_50="+No_50+" where ATM_ID='"+ATM_id+"'" String str3="update ATM set NO_100="+No_100+"