使用layer的iframe层提交表单后，需要关闭当前的iframe层，然后刷新父页面的方法

参考文档：https://blog.csdn.net/u011020900/article/details/52083166

  
 <script type="text/javascript" src="/lib/js/jquery.js"></script>
    <script type="text/javascript" src="/lib/layui/layui.js"></script>

<input type="button" class="layui-btn layui-btn-radius layui-btn-primary"
       onclick="edit(${it.id})" value="编辑">

    /**
     * 编辑
     * @param resId
     */
    function edit(resId) {
//iframe层
        layer.open({
            type: 2,
            title: '编辑服务资源',
            shadeClose: true,
            shade: 0.8,
            area: ['800px', '600px'],
            content: '/resource/editResourceById?resId=' + resId //iframe的url
        });
    }

@RequestMapping(value = "/editResourceById", method = RequestMethod.GET)
public ModelAndView editResourceById(@RequestParam(value = "resId", required = true) Integer resId) {
    ModelAndView modelAndView = new ModelAndView();
    Resource resource = resourceService.getResourceById(resId);
    modelAndView.addObject("info", resource);
    modelAndView.setViewName("resource/editResourceById");
    return modelAndView;

}


<body class="layui-layout-body">
<form id="editResForm" class="layui-form" method="post" action="#">
    <div class="layui-form-item ">
        <label class="layui-form-label">项目编号</label>
        <div class="layui-input-block">
            <input type="hidden" name="id" value="${info.id}">
            <input type="text" name="resNo" disabled placeholder="请输入项目编号"
                   value="${info.resNo!}"
                   autocomplete="off" class="layui-input">
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">项目名称</label>
        <div class="layui-input-block">
            <input type="text" name="resName" placeholder="请输入项目名称"
                   value="${info.resName!}"
                   autocomplete="off" class="layui-input">
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">资源类型</label>
        <div class="layui-input-block">

            <input type="button" class="layui-btn layui-btn-primary"
                   autocomplete="off" class="layui-input" value="服务资源">
            <input type="hidden" name="resType" value="103">

        </div>
    </div>
    <div class="layui-form-item layui-form-text">
        <label class="layui-form-label">项目素材图</label>
        <div class="layui-input-block">
            <button type="button" class="layui-btn" name="resPicPath" id="resPicPath">
                <i class="layui-icon">&#xe67c;</i>上传图片
            </button>
        </div>
    </div>

    <div class="layui-form-item layui-form-text kindeditor">
        <label class="layui-form-label">资源描述</label>
        <div class="layui-input-block">
            <textarea name="resDesc" placeholder="请输入内容" class="layui-textarea">${info.resDesc!}</textarea>
        </div>
    </div>
    <div class="layui-form-item layui-form-text kindeditor">
        <label class="layui-form-label">申请日期</label>
        <div class="layui-inline">
            <input type="text" class="layui-input" value="${(info.addTime?string('yyyy-MM-dd'))!}" name="addTime"
                   id="addTime">
        </div>
    </div>
    <div class="layui-form-item layui-form-text kindeditor">
        <label class="layui-form-label">截止日期</label>
        <div class="layui-inline">
            <input type="text" class="layui-input" name="expiresDate" id="expiresDate">
        </div>
    </div>

    <div class="layui-form-item">
        <div class="layui-input-block">
            <input type="submit" class="layui-btn" value="提交">
            <button type="reset" class="layui-btn layui-btn-primary">重置</button>
        </div>
    </div>
</form>
<script>

    layui.use('layer', function () {
        var layer = layui.layer;
        // 这个是在iframe里面的js代码
        var url = '/resource/saveEditResource';
        var frameindex = parent.layer.getFrameIndex(window.name); //先得到当前iframe层的索引
        $(document).on('click', '[type=submit]', function () {
            var index = layer.load(1, {
                shade: [0.1, '#fff'] //0.1透明度的白色背景
            });
            var data = $("#editResForm").serialize();
            $.post(url, data, function (ev) {
                if (ev.code == 200) {
                    layer.msg(ev.msg);
                    parent.location.href = "/resource/getResourceList?resType=103";
                } else {
                    layer.close(index);
                    layer.msg(ev.msg);
                }
            }, 'json')
            return false;
        });

    })

    // 时间插件
    layui.use('laydate', function () {
        var laydate = layui.laydate;

        //执行一个laydate实例
        laydate.render({
            elem: '#expiresDate' //指定元素
        });
    });
    layui.use('laydate', function () {
        var laydate = layui.laydate;

        //执行一个laydate实例
        laydate.render({
            elem: '#addTime' //指定元素
        });
    });

@RequestMapping(value = "/saveEditResource", method = RequestMethod.POST)
@ResponseBody
public Map saveEditResource(Resource Resource) {
    boolean flag = resourceService.saveEditResource(Resource);
    Map map = new HashMap();
    if (flag) {
        map.put("code", 200);
        map.put("msg", "更改成功");
    } else {
        map.put("code", "500");
        map.put("msg", "更改失败，代码错误");
    }
    return map;
}

/**
 * 获取资源列表
 *
 * @param resType
 * @return
 */
@RequestMapping(value = "/getResourceList", method = RequestMethod.GET)
public ModelAndView getResourceList(@RequestParam(value = "resType", required = true) Integer resType) {
    ModelAndView model = new ModelAndView();
    List<Resource> resourceList = resourceService.getResourceList(resType);
    model.addObject("resourceList", resourceList);
    if (101 == resType) { // 跳转到 广告 资源列表
        model.setViewName("account/reslist");
    } else if (102 == resType) { // 跳转到 云 资源列表

    } else if (103 == resType) { // 跳转到 服务 资源列表
        model.setViewName("resource/getResourceList");
    }
    return model;
}