于SSM的校园帮系统

学生：
登陆注册系统
发布任务
领取任务
个人信息维护
修改密码
完成后可退出系统
管理员：
登陆系统
维护个人基础信息并可以修改密码
用户管理：维护用户信息，限制用户发布任务，用户余额充值
任务管理：维护任务信息，取消任务
院校管理：查看并维护院校信息
管理员添加
可退出登陆

/**
 * *****任务********
 * 用户发布新任务*
 * 用户读取自己发布的任务*
 * 用户读取自己接受的任务*
 * 用户确认任务完成*
 * 用户关闭未被人接受的任务*
 * 用户接受任务*
 * 读取任务的信息*
 * 搜索任务*
 * 
 * @author 
 *
 */
@Controller
@RequestMapping(value = "task/")
public class TaskController {
  @Resource(name = "taskService")
  public TaskService taskService;
  @Resource(name = "userService")
  public UserService userService;
  //发布新任务
  @RequestMapping("newtask.do")
  public String newtask(Task task, HttpServletRequest request, Model model) {
    User user = null;
    try {
      user = (User) request.getSession(false).getAttribute("nowuser");
    } catch (Exception e) {
      model.addAttribute("msg", "请检查登录状况");
      return "login";
    }
    try {
      if (user == null || user.getStuid() == 0) {
        model.addAttribute("msg", "发布失败-请检查登录状况");
        return "userNewtask";
      }
    } catch (Exception e) {
      model.addAttribute("msg", "发布失败-请检查登录状况");
      return "userNewtask";
    }
    if (user.getState() > 0) {
      model.addAttribute("msg", "发布失败-用户状态受限");
      return "userNewtask";
    }
    if (user.getMoney()<task.getReward()) {
      model.addAttribute("msg", "发布失败-余额不足-请联系管理员添加余额");
      return "userNewtask";
    }
    Task task2 = new Task(0, user.getStuid() + "", user.getName(), user.getSchoolid(), 0, task.getReward(),
        new Date(), new Date(), task.getTaskname(), task.getTaskcontext(), 0);
    user.setMoney(user.getMoney()-task2.getReward());
    int ruser = userService.updateUserInfo(user);
    if (ruser> 0) {
      int r = taskService.setNewTask(task2);
      if (r > 0) {
        model.addAttribute("msg", "发布成功");
        return getusertask(request, model);
      }else {
        model.addAttribute("msg", "余额已扣除-发布失败");
        return "userNewtask";
      }
    }else {
      model.addAttribute("msg", "发布失败");
      return "userNewtask";
    }
  }
  // 用户发布的
  @RequestMapping("getusertask.do")
  public String getusertask(HttpServletRequest request, Model model) {
    User user = null;
    try {
      user = (User) request.getSession(false).getAttribute("nowuser");
    } catch (Exception e) {
      model.addAttribute("msg", "请检查登录状况");
      return findtask("", "-1", 1, model);
    }
    int uid = 0;
    try {
      uid = user.getStuid();
      if (user == null || uid == 0) {
        model.addAttribute("msg", "请检查登录状况");
        return findtask("", "-1", 1, model);
      }
    } catch (Exception e) {
      model.addAttribute("msg", "请检查登录状况");
      return findtask("", "-1", 1, model);
    }
    List<Task> list = taskService.getUserTask(uid);
    model.addAttribute("list", list);
    return "userPtask";
  }