struts1.X关于表单提交时action执行两次的有关问题
日期：2014-05-20 浏览次数：20672 次
struts1.X关于表单提交时action执行两次的问题
今天写一个简单的登录功能，代码如下：
//=================================================================================
//============================ index.jsp =========================================
//=================================================================================
<%@ page language="java" contentType="text/html;charset=GBK"%>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>Welcome to myweb</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript">
function login()
{
loginForm.submit();
}
</script>
</head>
<body>
This is my JSP page. <br>
<html:form action="login?methods=login" method="POST">
u:<html:text property="userName"></html:text><br/>
p:<html:password property="passWord"></html:password>
</html:form>
<html:button property="s" value="submitform" onclick="login()"/>
</body>
</html>
//=================================================================================
//======================= struts-config.xml ======================================
//=================================================================================
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.3//EN"
"http://struts.apache.org/dtds/struts-config_1_3.dtd">
<struts-config>
<display-name>display-name</display-name>
<description>myweb</description>
<form-beans>
<form-bean name="loginForm" type="com.myweb.bean.LoginForm" />
</form-beans>
<global-exceptions />
<global-forwards>
<forward name="error" path="/error.jsp" />
</global-forwards>
<action-mappings>
<action name="loginForm" parameter="methods"
type="org.springframework.web.struts.DelegatingActionProxy"
scope="request" validate="false" path="/login">
<forward name="login" path="/info/main.jsp" />
</action>
</action-mappings>
<controller />
<message-resources parameter="application.properties" />
<plug-in
className="org.springframework.web.struts.ContextLoaderPlugIn">
<set-property property="contextConfigLocation"
value="/WEB-INF/actionContext.xml" />
今天写一个简单的登录功能，代码如下：
//=================================================================================
//============================ index.jsp =========================================
//=================================================================================
<%@ page language="java" contentType="text/html;charset=GBK"%>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>Welcome to myweb</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript">
function login()
{
loginForm.submit();
}
</script>
</head>
<body>
This is my JSP page. <br>
<html:form action="login?methods=login" method="POST">
u:<html:text property="userName"></html:text><br/>
p:<html:password property="passWord"></html:password>
</html:form>
<html:button property="s" value="submitform" onclick="login()"/>
</body>
</html>
//=================================================================================
//======================= struts-config.xml ======================================
//=================================================================================
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.3//EN"
"http://struts.apache.org/dtds/struts-config_1_3.dtd">
<struts-config>
<display-name>display-name</display-name>
<description>myweb</description>
<form-beans>
<form-bean name="loginForm" type="com.myweb.bean.LoginForm" />
</form-beans>
<global-exceptions />
<global-forwards>
<forward name="error" path="/error.jsp" />
</global-forwards>
<action-mappings>
<action name="loginForm" parameter="methods"
type="org.springframework.web.struts.DelegatingActionProxy"
scope="request" validate="false" path="/login">
<forward name="login" path="/info/main.jsp" />
</action>
</action-mappings>
<controller />
<message-resources parameter="application.properties" />
<plug-in
className="org.springframework.web.struts.ContextLoaderPlugIn">
<set-property property="contextConfigLocation"
value="/WEB-INF/actionContext.xml" />
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