layui+ssm实现数据的批量删除

    //数据表格
    table.render({
        id: 'adminList',
        elem: '#adminList',
        url: ctx + "/admin/getAdminList", //数据接口
        cellMinWidth: 80,
        even: true,
        toolbar: '#toolbarDemo',//头部工具栏
        limit: 10,//每页条数
        limits: [10, 20, 30, 40],
        defaultToolbar: ['filter', 'exports', 'print'],
        cols: [[ //表头
            {type: 'checkbox', fixed: 'left'},
            {type: 'numbers', title: '序号', width: 80},//序号列
            // {field: 'id', title: '编号', align: 'center', width: 80},
            {field: 'username', title: '姓名', align: 'center'},
            {field: 'phone', title: '电话', align: 'center'},
            {
                field: 'gender', title: '性别', align: "center", templet: function (d) {
                    if (d.gender == '2') {
                        return '<button class="layui-btn layui-bg-orange layui-btn-xs ">女</button>';
                    } else if (d.gender == '1') {
                        return '<button class="layui-btn layui-bg-cyan layui-btn-xs layui-btn-normal">男</button>';
                    } else if (d.gender == '') {
                        return '<button class="layui-btn layui-bg-red layui-btn-xs layui-btn-normal">未知</button>';
                    } else {
                        return '';
                    }
                }
            },
            {field: 'roleName', title: '账户类型', align: 'center'},
           ],
        page: true,
        loading: true
    });
    /*
    * 监听头部工具栏
    * */
    table.on('toolbar(adminList)', function (obj) {
        var phone = $("#phone").val(); //获取前端页面传过来的当前登录人的手机号
        var id = obj.config.id;//获取当前操作的id
        var checkStatus = table.checkStatus(id);
        var checkData = checkStatus.data; // 获取选中的数据

        switch (obj.event) {
            case 'deleteBatch':
                if (checkData.length === 0) {
                    layer.msg('请选择一行数据再进行操作！');
                } else if (checkData.some(item => item.phone === phone)) {
                    layer.msg("不允许删除当前账户！", {icon: 5});
                } else if (checkData.some(item => item.roleName === "超级管理员")) {
                    layer.msg("此账户你没有权限操作！");
                } else {
                    layer.confirm('确定删除所选账户吗？', function (index) {
                        $.ajax({
                            url: ctx + "/admin/deleteBatch",
                            type: "POST",
                            data: JSON.stringify({ids: checkData}),
                            contentType: "application/json",
                            success: function (d) {
                                if (d.code === 0) {
                                    layer.msg(d.msg, {icon: 1});
                                    table.reload('adminList', {});
                                } else {
                                    layer.msg("失败！", {icon: 5});
                                }
                            },
                            error: function (jqXHR, textStatus, errorThrown) {
                                layer.msg("获取数据失败！ 先检查sql 及 Tomcat Localhost Log 的输出");
                            }
                        });
                        layer.close(index);
                    });
                }
                break;
        }
    });

controller

    /*
     * 批量删除
     * */
    // 定义一个名为deleteBatch的方法，用于处理批量删除请求
    @RequestMapping("/deleteBatch")
    @ResponseBody
    public ResultUtil deleteBatch(@RequestBody Map<String, Object> params, HttpSession session) {
        try {
            // 从请求参数中获取要删除的账户ID列表
            List<Integer> ids = (List<Integer>) params.get("ids");
            System.out.println(ids);
            // 调用adminService的deleteByIds方法，根据ID列表批量删除账户
            adminService.deleteByIds(ids);
            // 返回成功结果
            return ResultUtil.ok("批量删除账户成功");
        } catch (Exception e) {
            // 如果发生异常，打印异常堆栈信息
            e.printStackTrace();
            // 返回错误结果，状态码为500，提示信息为"sql问题"
            return new ResultUtil(500, "sql问题");
        }
    }

service
void deleteByIds(List<Integer> ids);


serviceimpl:
   @Override
    public void deleteByIds(List<Integer> ids) {
        adminDao.deleteByIDS(ids);

    }




dao:
 void deleteByIDS( List<Integer> ids);

mapper.xml

  <delete id="deleteByIDS" parameterType="java.util.List">
        DELETE FROM tb_admin
        WHERE id IN
        <foreach collection="list" open="(" close=")" separator="," item="param">
            #{param.id}
        </foreach>
    </delete>