Question

我正在尝试创建登录和注册页面，但问题是同一页面上的两个表单返回以下错误：

2016-06-14 13：17：57.970 ERROR 6108 --- [nio-8080-exec-4] org.thymeleaf.TemplateEngine： [THYMELEAF] [http-nio-8080-exec-4]异常处理模板＆＃34; index＆＃34;：执行处理器时出错＆＃39; org.thymeleaf.spring4.processor.attr.SpringInputGeneralFieldAttrProcessor＆＃39; （指数：55）2016-06-14 13：17：57.972 ERROR 6108 --- [nio-8080-exec-4] o.a.c.c.C。[。[。[/]。[dispatcherServlet]：Servlet.service（）for 在path []的上下文中的servlet [dispatcherServlet]引发了异常 [请求处理失败;嵌套异常是 org.thymeleaf.exceptions.TemplateProcessingException：期间出错执行处理器＆＃39; org.thymeleaf.spring4.processor.attr.SpringInputGeneralFieldAttrProcessor＆＃39; （指数：55）]有根本原因 java.lang.IllegalStateException：既不是BindingResult也不是普通的 bean名称的目标对象＆＃39; register＆＃39;可用作请求属性在 org.springframework.web.servlet.support.BindStatus。（BindStatus.java:144）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.thymeleaf.spring4.util.FieldUtils.getBindStatusFromParsedExpression（FieldUtils.java:396）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.thymeleaf.spring4.util.FieldUtils.getBindStatus（FieldUtils.java:323）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.thymeleaf.spring4.util.FieldUtils.getBindStatus（FieldUtils.java:289）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.thymeleaf.spring4.processor.attr.AbstractSpringFieldAttrProcessor.processAttribute（AbstractSpringFieldAttrProcessor.java:98）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.thymeleaf.processor.attr.AbstractAttrProcessor.doProcess（AbstractAttrProcessor.java:87）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.processor.AbstractProcessor.process（AbstractProcessor.java:212）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.applyNextProcessor（Node.java:1017）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:972）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.computeNextChild（NestableNode.java:695）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.NestableNode.doAdditionalProcess（NestableNode.java:668）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Node.processNode（Node.java:990）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.dom.Document.process（Document.java:93）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.TemplateEngine.process（TemplateEngine.java:1155）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.TemplateEngine.process（TemplateEngine.java:1060）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.TemplateEngine.process（TemplateEngine.java:1011）〜[thymeleaf-2.1.4.RELEASE.jar：2.1.4.RELEASE] at org.thymeleaf.spring4.view.ThymeleafView.renderFragment（ThymeleafView.java:335）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.thymeleaf.spring4.view.ThymeleafView.render（ThymeleafView.java:190）〜[thymeleaf-spring4-2.1.4.RELEASE.jar:2.1.4.RELEASE] at org.springframework.web.servlet.DispatcherServlet.render（DispatcherServlet.java:1246）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.servlet.DispatcherServlet.processDispatchResult（DispatcherServlet.java:1029）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doDispatch（DispatcherServlet.java:973）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doService（DispatcherServlet.java:895）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.servlet.FrameworkServlet.processRequest（FrameworkServlet.java:967）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.servlet.FrameworkServlet.doGet（FrameworkServlet.java:858）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at javax.servlet.http.HttpServlet.service（HttpServlet.java:622）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.springframework.web.servlet.FrameworkServlet.service（FrameworkServlet.java:843）〜[spring-webmvc-4.2.6.RELEASE.jar：4.2.6.RELEASE] at javax.servlet.http.HttpServlet.service（HttpServlet.java:729）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:292）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.tomcat.websocket.server.WsFilter.doFilter（WsFilter.java:52）〜[tomcat-embed-websocket-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:240）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.springframework.web.filter.RequestContextFilter.doFilterInternal（RequestContextFilter.java:99）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter（OncePerRequestFilter.java:107）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:240）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal（HttpPutFormContentFilter.java:87）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter（OncePerRequestFilter.java:107）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:240）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal（HiddenHttpMethodFilter.java:77）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter（OncePerRequestFilter.java:107）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:240）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal（CharacterEncodingFilter.java:121）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter（OncePerRequestFilter.java:107）〜[spring-web-4.2.6.RELEASE.jar：4.2.6.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter（ApplicationFilterChain.java:240）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.ApplicationFilterChain.doFilter（ApplicationFilterChain.java:207）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve.java:212）〜[tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:106） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:502） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.StandardHostValve.invoke（StandardHostValve.java:141） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java:79） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:88） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:522） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.coyote.http11.AbstractHttp11Processor.process（AbstractHttp11Processor.java:1095） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol.java:672） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1502） [tomcat-embed-core-8.0.33.jar：8.0.33] at org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1458） [tomcat-embed-core-8.0.33.jar：8.0.33] at java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1142） [na：1.8.0_65] at java.util.concurrent.ThreadPoolExecutor中的$ Worker.run（ThreadPoolExecutor.java:617） [na：1.8.0_65] at org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61） [tomcat-embed-core-8.0.33.jar：8.0.33] at java.lang.Thread.run（Thread.java:745）[na：1.8.0_65]

HTML表单代码

<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8"/>
    <title>Material Login Form</title>

    <link rel="stylesheet" th:href="@{/css/bootstrap.min.css}"
          href="../static/css/reset.css"/>

    <link rel='stylesheet prefetch'
          href='http://fonts.googleapis.com/css?family=Roboto:400,100,300,500,700,900|RobotoDraft:400,100,300,500,700,900'/>
    <link rel='stylesheet prefetch' href='http://maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css'/>

    <!--<link rel="stylesheet" href="../static/css/style.css"/>-->
    <link rel="stylesheet" th:href="@{/css/style.css}"
          href="../static/css/style.css"/>


</head>

<body>


<!-- Mixins-->
<!-- Pen Title-->

<div class="container">
    <div class="card"></div>
    <div class="card">
        <h1 class="title">Login</h1>
        <form action="login" th:action="@{/register}" th:object="${login}" method="post" >
            <div class="input-container">
                <input type="text" id="email" th:field="*{email}"  required="required"/>
                <label for="email">email</label>
                <div class="bar"></div>
            </div>
            <div class="input-container">
                <input type="password" id="Password" th:field="*{password}"  required="required"/>
                <label for="Password">Password</label>
                <div class="bar"></div>
            </div>
            <div class="button-container">
                <button ><span>Go</span></button>
            </div>
            <div class="footer"><a href="#">Forgot your password?</a></div>
        </form>
    </div>
    <div class="card alt">
        <div class="toggle"></div>
        <h1 class="title">Register
            <div class="close"></div>
        </h1>
        <form action="register" th:action="@{/register}" th:object="${register}" method="post">
            <div class="input-container">
                <input type="text" id="firstName" th:field="*{firstName}" required="required"/>
                <label for="firstName">First Name</label>
                <div class="bar"></div>
            </div>

            <div class="input-container">
                <input type="text" id="lastName" th:field="*{lastName}" required="required"/>
                <label for="lastName">Last Name</label>
                <div class="bar"></div>
            </div>

            <div class="input-container">
                <input type="text" id="email_" th:field="*{email}" required="required"/>
                <label for="email">Email</label>
                <div class="bar"></div>
            </div>
            <div class="input-container">
                <input type="password" id="Password_" th:field="*{password}" required="required"/>
                <label for="Password">Password</label>
                <div class="bar"></div>
            </div>
            <div class="button-container">
                <button><span>Next</span></button>
            </div>
        </form>
    </div>
</div>
<script src='http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js'></script>

<script th:src="@{/js/index.js}"></script>


</body>
</html>

控制器代码：

@Controller
public class UserController {
    private UserServices userServices;

    @Autowired
    private UserRepository repository;


    @Autowired
    public UserController(UserServices userServices) {
    this.userServices=userServices;
    }

    // Retrive Registration form
    @RequestMapping(value = "/register", method = RequestMethod.GET)
    public String getRegisterForm(Model model) {
        model.addAttribute("register", new User());
        return "index";
    }

    //Submitting registration form and adding user
    @RequestMapping(value = "/register", method = RequestMethod.POST,params = "action=register")
    public String registerSubmit(@ModelAttribute User user, Model model) {
        model.addAttribute("register", user);
        if (repository.findByEmail(user.getEmail()) == null) {
            userServices.creat(user);
        } else {
            return "index";
        }
        return "index";
    }

    //retrive login form
    @RequestMapping(value = "/login",method = RequestMethod.GET)
    public String getLoginForm(Model model){

        model.addAttribute("login" , new User());
        return "index";
    }

}

Answer 1

您的错误消息显示Neither BindingResult nor plain target object for bean name 'register' available as request attribute。如果查看getLoginForm方法，则只填充“登录”对象，而不是模型中的“注册”对象。如果你想在一个页面上有两个表单，我想你想要一个method = RequestMethod.GET方法来填充两个表单的默认值。无论何时显示此页面，都需要确保填充两个表单支持对象。

在相同的html页面中处理百万美元两种形式会导致错误

1 个答案: