1, send post server report
[org.springframework.web.servlet.PageNotFound]-Request method "POST" not supported

2Jing html code

                            <form id="user_login">
                                <div class="layui-form-item"><label class="layui-form-label"></label>
                                    <div class="layui-input-inline"><input type="text" id="user_name" v-model="user_name" name="user_name"
                                                                           required="" lay-verify="required"
                                                                           autocomplete="off" class="layui-input"></div>
                                    <div class="layui-form-mid layui-word-aux"></div>
                                </div>
                                <div class="layui-form-item"><label  class="layui-form-label"></label>
                                    <div class="layui-input-inline"><input type="password" id="user_password" v-model="user_password" name="user_password"
                                                                           required="" lay-verify="required"
                                                                           autocomplete="off" class="layui-input"></div>
                                </div>
                                <div class="layui-form-item">
                                    <button class="layui-btn" lay-filter="*" lay-submit="" v-on:click="user_login" data-method="offset" data-type="auto"></button>
                                    <span style="padding-left:20px;"> <a href="/user/forget"></a> </span></div>
                                <div class="layui-form-item fly-form-app"><span></span> <a href="/app/qq"
                                                                                                     onclick="layer.msg("QQ", {icon:16, shade: 0.1, time:0})"
                                                                                                     class="iconfont icon-qq"
                                                                                                     title="QQ"></a> <a
                                        href="/app/weibo/" onclick="layer.msg("", {icon:16, shade: 0.1, time:0})"
                                        class="iconfont icon-weibo" title=""></a></div>
                            </form>
                            

javascript：

    var userLogin = new Vue({
        el: "-sharpuser_login",
        data: {
            user_name: "",
            user_phone_mumber:"",
            user_email:"",
            user_password:"",
            account_type:"user_name"
        },
        //  `methods` 
        methods: {
            user_login: function () {

                if ( userLogin.$data.user_name.length() == 11 && isNaN(userLogin.$data.user_name)  )
                {
                    userLogin.$data.account_type = "user_phone_mumber";
                }

                if ( isEmail(userLogin.$data.user_name) )
                {
                    userLogin.$data.account_type = "user_email";
                }

                axios.post("/SystemManager/userLogin", userLogin.$data)
                    .then(function (response) {
                        if ( response.code == 0 )
                        {
                            console.log(response);
                        }
                        else
                        {
                            var othis = $(this);
                            othis.errorMessage = resultData.message;
                            active[method].call(this, othis);
                        }
                    })
                    .catch(function (error) {
                        console.log(error);
                    })
            }
        }
    })