SSH框架银行系统(sql 数据库)

package web.actions; import java.util.Date; import java.util.List; import java.util.Random; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.actions.DispatchAction; import dao.impl.BankDaoImpl; import biz.CardBiz; import biz.TransBiz; import web.forms.TransForm; import entity.Bank; import entity.CardInfo; import entity.TransInfo; public class TransAction extends DispatchAction { private TransBiz transbiz; private CardBiz cardbiz; public void setCardbiz(CardBiz cardbiz) { this.cardbiz = cardbiz; } public void setTransbiz(TransBiz transbiz) { this.transbiz = transbiz; } /** * 查询交易记录 */ public ActionForward searchTransInfo(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { String cardId=request.getParameter("cardID"); TransForm transForm=(TransForm)form; int startY=Integer.parseInt(transForm.getStartY()); int startM=Integer.parseInt(transForm.getStartM()); int startD=Integer.parseInt(transForm.getStartD()); int endY=Integer.parseInt(transForm.getEndY()); int endM=Integer.parseInt(transForm.getEndM()); int endD=Integer.parseInt(transForm.getEndD()); Date startDate; Date endDate; if(startY==0 && startM==0 && startD==0 && endY==0 && endM==0 && endD==0) { startDate=null; endDate=null; } else { startDate=new Date(startY-1900,startM-1,startD); endDate=new Date(endY-1900,endM-1,endD,23,59,59); } int pageSize=10;//每页要显示的记录数 if(cardId!=null && ""!=cardId) { int page=transbiz.doGetTotalCount(cardId, pageSize, request);//总页数 int p=1;//第一次进入页面 if(request.getParameter("p")!=null) { p=Integer.parseInt(request.getParameter("p")); } int nextPage=p+1;//下一页 if(nextPage>page) { nextPage=page; } int backPage=p-1;//上一页 if(backPage<1) { backPage=1; } List<TransInfo> listTrans=transbiz.doSearchTransInfo(cardId,startDate,endDate,p,pageSize,request); if(listTrans!=null && listTrans.size()!=0) { request.setAttribute("p", p);//当前页数 request.setAttribute("page", page);//总页数 request.setAttribute("backPage", backPage);//上一页 request.setAttribute("nextPage", nextPage);//下一页 request.setAttribute("startDate", startDate); request.setAttribute("endDate", endDate); request.setAttribute("listTrans", listTrans); return mapping.findForward("toTransInfo");//显示历史交易记录 } } return mapping.findForward("error");//业务操作异常，跳转到异常页面 } /** * 进行交易 */ public ActionForward operateMoney(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { try { if(request.getSession().getAttribute("userCard")==null) { return mapping.getInputForward(); } //获取操作类型 String btnValue=request.getParameter("btn"); //获取内容 TransForm transForm=(TransForm)form; //交易金额 Double money=transForm.getTrans().getTransMoney(); //获取当前用户的卡号 CardInfo card=(CardInfo) request.getSession().getAttribute("userCard"); String cardID=card.getCardId(); //当前日期 //SimpleDateFormat f=new SimpleDateFormat("yyyy-MM-dd hh:mm:ss"); //String transDate=f.format(new Date()); Date transDate=new Date(); //交易说明 String remark=""; //交易类型 String transType=""; //操作结果信息 String opeMsg=""; //获取最新的当前用户的信息 CardInfo currentCard=cardbiz.doSearchInfo(cardID, request); //转账的目标账户 String toCardID=""; CardInfo cardToInfo=new CardInfo(); /*=============随机获取银行===============*/ Bank bank=new Bank(); List<Bank> listBank=new BankDaoImpl().doSearchAllBank(); Random random=new Random(); int a=random.nextInt(listBank.size()); System.out.print(a); if(listBank!=null && listBank.size()!=0) { for(int i=0;i<a;i++) { bank=listBank.get(a-1); break; } } System.out.print(bank.getBankName()); System.out.print(bank.getBankId()); //判断交易类型 if(btnValue.equals("存款")) { remark="现金存入"; transType="存款"; currentCard.setBalance(currentCard.getBalance()+money); opeMsg="操作成功！您已经成功存入"+money+"元！"; } else if(btnValue.equals("取款")) { if(!(money.intValue()%50==0 || money.intValue()%100==0)) { opeMsg="对不起,本行只提供面值50元和100元金额!"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToFetch"); } //账户余额已空 if(currentCard.getBalance()==0) { opeMsg="尊敬的客户您好,您的账户已空,为了保证您的账号正常流通,请及时到本行或当地支行进行存款业务,谢谢~"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToFetch"); } //账户余额不足 if(currentCard.getBalance()<money) { opeMsg="对不起,您的余额不足!"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToFetch"); } remark="领取现金"; transType="取款"; currentCard.setBalance(currentCard.getBalance()-money); opeMsg="您已成功取出"+money+"元！"; } else if(btnValue.equals("转账")) { toCardID=request.getParameter("trans.cardToInfo.cardId"); //判断是否和当前账户相同 if(toCardID.equals(cardID)) { opeMsg="您不能对自己进行转账!"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToTrans"); } //查询目标账户的信息 cardToInfo=cardbiz.doSearchInfo(toCardID, request); if(cardToInfo==null || cardToInfo.getCardState().equals("注销")) { opeMsg="目标帐户不存在"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToTrans"); } else if(cardToInfo.getCardState().equals("冻结")) { opeMsg="目标帐户已冻结"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToTrans"); } //账户余额不足 if(currentCard.getBalance()<money) { opeMsg="对不起,您的余额不足!"; request.setAttribute("opeMsg", opeMsg); return mapping.findForward("failToTrans"); } remark="存折转账"; transType="转出"; //当前用户账户金额 减少 交易金额 currentCard.setBalance(currentCard.getBalance()-money); //目标账户金额 增加 交易金额 cardToInfo.setBalance(cardToInfo.getBalance()+money); opeMsg="您已成功转出"+money+"元！"; } //封装交易信息 TransInfo transInfo=new TransInfo(transDate,transType,money,remark,currentCard,null,bank,currentCard.getBalance().toString()); /*=======================调用业务开始交易============================*/ //操作交易成功 //更改当前用户的账户信息 if(cardbiz.doUpdate(currentCard, request)) { //记录当前用户的交易信息 if(transbiz.doAddTransInfoB(transInfo,request)) { //如果是转账 if(btnValue.equals("转账")) { //目标账户的交易信息 transInfo.setCardToInfo(cardToInfo); transType="转入"; TransInfo trans=new TransInfo(transDate,transType,money,remark,cardToInfo,null,currentCard,bank,cardToInfo.getBalance().toString()); //更改目标账户的账户信息 if(cardbiz.doUpdate(cardToInfo, request)) { //向目标账户插入信息 transbiz.doAddTransInfoB(trans, request); } } //查询最新的用户信息 CardInfo cardEnd=cardbiz.doSearchInfo(cardID, request);