content: package com.ruoyi.web.controller.monitor;
  
  import java.util.List;
  import org.apache.shiro.authz.annotation.RequiresPermissions;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Controller;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestParam;
  import org.springframework.web.bind.annotation.ResponseBody;
  import com.ruoyi.common.annotation.Log;
  import com.ruoyi.common.core.controller.BaseController;
  import com.ruoyi.common.core.domain.AjaxResult;
  import com.ruoyi.common.core.page.TableDataInfo;
  import com.ruoyi.common.enums.BusinessType;
  import com.ruoyi.common.enums.OnlineStatus;
  import com.ruoyi.framework.shiro.session.OnlineSession;
  import com.ruoyi.framework.shiro.session.OnlineSessionDAO;
  import com.ruoyi.framework.util.ShiroUtils;
  import com.ruoyi.system.domain.SysUserOnline;
  import com.ruoyi.system.service.ISysUserOnlineService;
  
  /**
   * 在线用户监控
   * 
   * @author ruoyi
   */
  @Controller
  @RequestMapping("/monitor/online")
  public class SysUserOnlineController extends BaseController
  {
      private String prefix = "monitor/online";
  
      @Autowired
      private ISysUserOnlineService userOnlineService;
  
      @Autowired
      private OnlineSessionDAO onlineSessionDAO;
  
      @RequiresPermissions("monitor:online:view")
      @GetMapping()
      public String online()
      {
          return prefix + "/online";
      }
  
      @RequiresPermissions("monitor:online:list")
      @PostMapping("/list")
      @ResponseBody
      public TableDataInfo list(SysUserOnline userOnline)
      {
          startPage();
          List<SysUserOnline> list = userOnlineService.selectUserOnlineList(userOnline);
          return getDataTable(list);
      }
  
      @RequiresPermissions("monitor:online:batchForceLogout")
      @Log(title = "在线用户", businessType = BusinessType.FORCE)
      @PostMapping("/batchForceLogout")
      @ResponseBody
      public AjaxResult batchForceLogout(@RequestParam("ids[]") String[] ids)
      {
          for (String sessionId : ids)
          {
              SysUserOnline online = userOnlineService.selectOnlineById(sessionId);
              if (online == null)
              {
                  return error("用户已下线");
              }
              OnlineSession onlineSession = (OnlineSession) onlineSessionDAO.readSession(online.getSessionId());
              if (onlineSession == null)
              {
                  return error("用户已下线");
              }
              if (sessionId.equals(ShiroUtils.getSessionId()))
              {
                  return error("当前登陆用户无法强退");
              }
              onlineSession.setStatus(OnlineStatus.off_line);
              onlineSessionDAO.update(onlineSession);
              online.setStatus(OnlineStatus.off_line);
              userOnlineService.saveOnline(online);
          }
          return success();
      }
  
      @RequiresPermissions("monitor:online:forceLogout")
      @Log(title = "在线用户", businessType = BusinessType.FORCE)
      @PostMapping("/forceLogout")
      @ResponseBody
      public AjaxResult forceLogout(String sessionId)
      {
          SysUserOnline online = userOnlineService.selectOnlineById(sessionId);
          if (sessionId.equals(ShiroUtils.getSessionId()))
          {
              return error("当前登陆用户无法强退");
          }
          if (online == null)
          {
              return error("用户已下线");
          }
          OnlineSession onlineSession = (OnlineSession) onlineSessionDAO.readSession(online.getSessionId());
          if (onlineSession == null)
          {
              return error("用户已下线");
          }
          onlineSession.setStatus(OnlineStatus.off_line);
          onlineSessionDAO.update(onlineSession);
          online.setStatus(OnlineStatus.off_line);
          userOnlineService.saveOnline(online);
          return success();
      }
  }
  