银行管理系统（javaweb+ssh+mysql+tomcat）

package com.cy.action; import java.util.List; import java.util.Map; import javax.annotation.Resource; import org.apache.struts2.interceptor.RequestAware; import org.apache.struts2.interceptor.SessionAware; import com.cy.entity.Account; import com.cy.entity.Admin; import com.cy.entity.LoanLog; import com.cy.entity.Pager; import com.cy.entity.TransactionLog; import com.cy.service.interfaces.AdminServiceInter; import com.cy.service.interfaces.TransactionServiceInter; import com.cy.service.interfaces.UserServiceInter; import com.opensymphony.xwork2.ActionSupport; public class Transaction extends ActionSupport implements RequestAware, SessionAware { // 定义属性，添加set方法，实现依赖注入 private UserServiceInter userServiceInter; private TransactionServiceInter transactionServiceInter; private Map<String, Object> request; private Map<String, Object> session; private Double loanmoney; private int id; public int getId() { return id; } public void setId(int id) { this.id = id; } @Resource private AdminServiceInter adminServiceInter; public Double getLoanmoney() { return loanmoney; } public void setLoanmoney(Double loanmoney) { this.loanmoney = loanmoney; } public UserServiceInter getUserServiceInter() { return userServiceInter; } public void setUserServiceInter(UserServiceInter userServiceInter) { this.userServiceInter = userServiceInter; } public TransactionServiceInter getTransactionServiceInter() { return transactionServiceInter; } public void setTransactionServiceInter(TransactionServiceInter transactionServiceInter) { this.transactionServiceInter = transactionServiceInter; } public Map<String, Object> getRequest() { return request; } public void setRequest(Map<String, Object> request) { this.request = request; } public Map<String, Object> getSession() { return session; } public void setSession(Map<String, Object> session) { this.session = session; } private Account account; public Account getAccount() { return account; } public void setAccount(Account account) { this.account = account; } // 定义TransactionLog对象并添加get和set方法，用户封装页面表单参数 private TransactionLog log; public TransactionLog getLog() { return log; } public void setLog(TransactionLog log) { this.log = log; } // 定义分页实体类 private Pager pager; public Pager getPager() { return pager; } public void setPager(Pager pager) { this.pager = pager; } // 存款 public String deposit() { // 调用isEnable方法判断账户是否冻结 if (isEnable()) { // System.out.println(log.getTr_money()); // 给交易对象log中关联的账户对象属性赋值 log.setAccount(account); session.put("user", account); // 调用业务方法，更新账户表account中的余额 // 并在交易信息表transaction_log表中添加记录 try { return isSuccess(transactionServiceInter.deposit(log)); } catch (Exception e) { request.put("message", "请输入正确信息！"); return "message"; } } return "message"; } // 对取款页面进行验证，判断账户余额是否充足 public void validateWithdraw() { account = (Account) session.get("user"); // System.out.println(log.getTr_money()); // System.out.println(account.getBalance()); try { if (log.getTr_money() > account.getBalance()) { this.addFieldError("log.tr_money", "您的账户余额不足！"); } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } // 取款 public String withdraw() { // 调用isEnable方法判断账户是否冻结 if (isEnable()) { // 给交易对象log中关联的账户对象属性赋值 log.setAccount(account); session.put("user", account); // 调用业务方法，更新账户表account中的余额 // 并在交易信息表transaction_log表中添加记录 try { return isSuccess(transactionServiceInter.withdraw(log)); } catch (Exception e) { request.put("message", "请输入正确信息！"); return "message"; } } return "message"; } // 对转账页面表单进行验证 public String validateTransfer() { account = (Account) session.get("user"); Account other = userServiceInter.getAccount(log.getOtherid()); if(other!=null){ if(other.getStatus().getName().equals("冻结")){ request.put("message", "对方账户已被冻结，无法转入！"); return "message"; } if (log.getOtherid().intValue() == account.getAccountid().intValue()) { request.put("message", "您不能转给自己！"); return "message"; } if (userServiceInter.getAccount(log.getOtherid()) == null) { request.put("message", "该账户不存在！"); return "message"; } if (log.getTr_money() > account.getBalance()) { request.put("message", "您的账户余额不足！"); return "message"; } } else { request.put("message", "该账户不存在！"); return "message"; } return "message"; } // 转账 public String transfer() { // 判断账户是否冻结 if (isEnable()) { // 给交易对象log中关联的账户对象属性赋值 Account other = userServiceInter.getAccount(log.getOtherid()); if(other != null ){ if(other.getStatus().getName().equals("冻结")){ request.put("message", "对方账户已被冻结，无法转入！"); return "message"; } if (log.getOtherid().intValue() == account.getAccountid().intValue()) { request.put("message", "您不能转给自己！"); return "message"; } if (userServiceInter.getAccount(log.getOtherid()) == null) { request.put("message", "该账户不存在！"); return "message"; } if (log.getTr_money() > account.getBalance()) { request.put("message", "您的账户余额不足！"); return "message"; }else { log.setAccount(account); session.put("user", account); // 调用业务方法，更新账户表account中的余额 // 并在交易信息表transaction_log表中添加记录 try { return isSuccess(transactionServiceInter.transfer(log)); } catch (Exception e) { request.put("message", "请输入正确信息！"); return "message"; } } } } return "message"; } // 判断账户是否冻结 public boolean isEnable() { // userServiceInter.reflush(account); account = (Account) session.get("user"); // System.out.println(account.getUsername()); if (account.getStatus().getName().equals("冻结")) { request.put("message", "抱歉！该账户已被冻结，无法进行相关操作！<br>"); return false; } return true; } //判断对方账户是否冻结 public String isSuccess(boolean flag) { if (flag) { request.put("message", "操作成功！"); return "message"; } request.put("message", "操作失败！<a href='javascript:history.go(-1)'>返回</a>"); return "message"; } // 显示交易记录 public String list() { account = (Account) session.get("user"); // 获取待显示页页码 int curPage = pager.getCurPage(); // 根据待显示页页码和账户对象获取交易记录 List<TransactionLog> logs = transactionServiceInter.getLogs(account, curPage); // 获得账户的交易记录总数，用来初始化pager对象， // 并设置其perPageRows和rowCount属性 pager = transactionServiceInter.getPagerOfLogs(account); // 设置pager对象中待显示页页码 pager.setCurPage(curPage); request.put("logs", logs); return "success"; } // 显示贷款记录 public String loanlist() { account = (Account) session.get("user"); // 获取待显示页页码 int curPage = pager.getCurPage(); // 根据待显示页页码和账户对象获取交易记录 List<LoanLog> logs = transactionServiceInter.getLoanLogs(account, curPage); // 获得账户的交易记录总数，用来初始化pager对象， // 并设置其perPageRows和rowCount属性 pager = transactionServiceInter.getPagerOfLoanLogs(account); // 设置pager对象中待显示页页码 pager.setCurPage(curPage); request.put("logs", logs); return "success"; } // 显示贷款记录 public String loanlist1() { account = userServiceInter.getAccount(id); // 获取待显示页页码 int curPage = pager.getCurPage(); // 根据待显示页页码和账户对象获取交易记录 List<LoanLog> logs = transactionServiceInter.getLoanLogs(account, curPage); // 获得账户的交易记录总数，用来初始化pager对象， // 并设置其perPageRows和rowCount属性 pa