..

src/main/java/io/renren/modules/admin/controller/AttendersController.java

            return R.error("会议id不可为空");
        }
        MemberEntity member = memberService.getById(attendersform.getMemberId());
        if (member == null) {
            return R.error("会员不存在");
        }
        member.setTruename(attendersform.getTruename());
        member.setOrganization(attendersform.getOrganization());
        member.setPosition(attendersform.getPosition());
        memberService.updateMember(member);
        AttendersEntity attenders = attendersService.getById(attendersform.getId());
        if (attenders == null) {
            return R.error("参会人员不存在");
        }
        attenders.setMemberId(attendersform.getMemberId());
        attenders.setMeetingId(attendersform.getMeetingId());
        attenders.setMemberType(attendersform.getMemberType());

src/main/java/io/renren/modules/admin/controller/InvitationController.java

package io.renren.modules.admin.controller;
import java.util.Map;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import io.renren.common.utils.PageUtils;
import io.renren.common.utils.R;
import io.renren.modules.admin.entity.AttendersEntity;
import io.renren.modules.admin.entity.MemberEntity;
import io.renren.modules.admin.service.AttendersService;
import io.renren.modules.admin.service.MeetingService;
import io.renren.modules.admin.service.MemberService;
    private AttendersService attendersService;
    @Autowired
    private MemberService memberService;
    @Autowired
    private MeetingService meetingService;
    /**
     * 列表
    @PostMapping("/isreceipt")
    @RequiresPermissions("admin:invitation:isreceipt")
    public R isreceipt(@RequestBody Map<String, Object> params){
        if (!params.containsKey("meetingId")) {
            return R.error("会议id不可为空");
        if (!params.containsKey("meetingId") || !params.containsKey("id")) {
            return R.error("会议id不可为空 or 会员id不可为空");
        }
        Long meetingId = Long.valueOf(params.get("meetingId").toString());
        Long id = Long.valueOf(params.get("id").toString());
        
        MemberEntity member = memberService.getById(id);
        if (member == null || !meetingService.meetingExist(meetingId)) {
            return R.error("会员不存在 or 会议不存在");
        }
        Long aid = params.get("aid") == null ? 0L : Long.valueOf(params.get("aid").toString());
        int receipt = Integer.valueOf(params.get("receipt").toString());

src/main/java/io/renren/modules/admin/service/MeetingService.java

    PageUtils queryPage(Map<String, Object> params);
    boolean meetingExist(Long meetingId);
    boolean meetingExist(Long id);
}

src/main/java/io/renren/modules/admin/service/impl/MeetingServiceImpl.java

    }
    @Override
    public boolean meetingExist(Long meetingId) {
        MeetingEntity meeting = getOne(new QueryWrapper<MeetingEntity>().eq("meeting_id", meetingId));
    public boolean meetingExist(Long id) {
        MeetingEntity meeting = getOne(new QueryWrapper<MeetingEntity>().eq("id", id).eq("pid", 0).eq("is_del", 0));
        return meeting==null ? false : true;
    }