Spring mvc 不支持SpringMVC请求方法“GET”？_Spring Mvc

Spring mvc 不支持SpringMVC请求方法“GET”？

spring-mvc

Spring mvc 不支持SpringMVC请求方法“GET”？,spring-mvc,Spring Mvc,这是一个非常简单的代码，我正在努力开始使用SpringMVC，我已经尝试了各种方法来解决这个问题，但我没有成功。代码可以正常运行以显示index.jsp，它告诉我DispatcherServlet和ViewResolver都可以正常工作，但是当我单击LoginForm以显示登录表单LoginForm.jsp以便用户可以提交用户名和密码时，我得到了以下异常 Here is what I am getting when I run my code "Sep 02, 2014

这是一个非常简单的代码，我正在努力开始使用SpringMVC，我已经尝试了各种方法来解决这个问题，但我没有成功。代码可以正常运行以显示index.jsp，它告诉我DispatcherServlet和ViewResolver都可以正常工作，但是当我单击LoginForm以显示登录表单LoginForm.jsp以便用户可以提交用户名和密码时，我得到了以下异常

       Here is what I am getting when I run my code

    "Sep 02, 2014 2:56:49 PM   org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver handleHttpRequestMethodNotSupported
    WARNING: Request method 'GET' not supported"

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

我真的很感谢你的帮助

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

下面是我代码的一些部分

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

这是我的控制器

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

web.xml

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

index.jsp

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

loginform.jsp

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

在春季，您不必*.html。只需使用控制器值。在views.xml中，您必须将值设置为jsp文件

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Spring3Example</title>
</head>
<body>

    <h3>Login Form</h3>
    <FONT color="blue">

        <h6>User Name="UserName" and password="password"</h6>

    </FONT>
    <form:form action="loginform.html" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>
      </body>
    </html>

<form:form action="/loginform" commandName="loginForm">
        <table>
            <tr>
                <td>User Name:<FONT color="red"><form:errors
                            path="userName" /></FONT></td>
            </tr>
            <tr>
                <td><form:input path="userName" /></td>
            </tr>
            <tr>
                <td>Password:<FONT color="red"><form:errors
                            path="password" /></FONT></td>
            </tr>
            <tr>
                <td><form:password path="password" /></td>
            </tr>
            <tr>
                <td><input type="submit" value="Submit" /></td>
            </tr>
        </table>
      </form:form>