ATM自助取款机系统java代码.docx

1、ATM自助取款机系统java代码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_50,NO_100 from ATM where

2、 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(查询ATM机信息出错!); if(No_50=0&No_100=0) z1.setVisible(false); t1.setTex

3、t(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.getSource()=z6|e.getSource()=z11|e.getSource()=z16|e.getSource()=z18|e.getSource()=z22) closeDBConnection(); cl.show(c,1); if(e.getSource()=z2) closeDBConnection

4、(); System.exit(0); if(e.getSource()=z3) IC_Number=text1.getText().trim(); if(getname(IC_Number) z5.setVisible(true); pw1.setVisible(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().tri

5、m(); IC_Number=text1.getText().trim(); if(!login(IC_Number,password) t5.setText(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(n0) 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,3); if(

6、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.toString(leftmoney); stri=select bank_name from IC,bank where IC

7、.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(str3); cl.show(c,10); if(e.getSource()=z9) t23.setText(); cl.show(c,9); if(e.getSource()=z10) t28.setText(

8、); cl.show(c,11); if(e.getSource()=z12) DBAccess d=new DBAccess(); IC_Number=text1.getText().trim(); fetchmoney=Integer.parseInt(text2.getText(); if(fetchmoney1000) 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(取款金额只能为50的倍数!); text2.setText(); c

9、l.show(c,6); return ; leftmoney=getmoney(IC_Number); if(fetchmoneyleftmoney) 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; String str1=select NO_50,NO_100 from ATM where ATM_ID=123456789; ResultSet rsSQLSelect=d.executeQuery(str1); t

10、ry 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(查询ATM机信息出错!); x_100=fetchmoney/100; if(No_100No_50) t9.setText(取款机现钞不足!); text2.setText(); cl.show(c,6); return; else No_50=No_50

11、-x_50; No_100=0; else No_100=No_100-x_100; x_50=(fetchmoney-x_100*100)/50; if(x_50No_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+ where ATM_ID=+ATM_id+; d.executeUpdate(str2); d.executeUpdate(str3); setmoney(fetchmoney,IC_Number); t12.setText(Float.toString(fetchmoney); cl.show(c,7); text2.setText();