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struts错误，高手请进

hanxu

发表:

struts错误，高手请进

java.lang.NullPointerException
org.apache.struts.taglib.TagUtils.retrieveMessageResources(TagUtils.java:1238)
org.apache.struts.taglib.TagUtils.message(TagUtils.java:1101)
org.apache.struts.taglib.TagUtils.message(TagUtils.java:1076)
org.apache.struts.taglib.html.ImgTag.src(ImgTag.java:558)
org.apache.struts.taglib.html.ImgTag.doEndTag(ImgTag.java:434)
org.apache.jsp.login_jsp._jspx_meth_html_img_0(login_jsp.java:122)
org.apache.jsp.login_jsp._jspService(login_jsp.java:70)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
请指教！

godson_2003

回复:

空指针

贴代码看看

imA

回复:

提示的很清楚啊，就是空指针，应该是你的资源文件没指定，或者要引用的资源在资源文件没找到。

jspine

回复:

最常遇到的异常,多碰几次,就会搞定了!
这次还是把代码贴出来大家帮忙看看吧!

hanxu

回复:

-------------login.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %>
<%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
<META http-equiv=Content-Type content="text/html; charset=GBK">
<body vLink="#006666" link="#003366" bgColor="#E0F0F8">

<html:img pageKey="title.imageEnter" altKey="title.imgEnterHint"/>
<form action="login.do" method="post">

<bean:message key="item.username"/>
<input size="15" name="name">

<bean:message key="item.password"/>
<input type="password" size="15" name="psw">

hanxu

回复:

-----------------struts-config.xml
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.2//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_2.dtd">

<struts-config>

<form-beans>
<form-bean name="formBean1" type="classmate.UserForm"/>
</form-beans>

<global-forwards>
<forward name="failed" path="/error.jsp"/>
<forward name="successed" path="/right.jsp"/>
</global-forwards>

<action-mappings>
<action path="/login" type="classmate.LoginAction" name="formBean1" scope="request" input="/error.jsp"/>
<action path="/regist" forward="/regist.jsp"/>
</action-mappings>

<message-resources parameter="classmate.MyResource"/>

</struts-config>

hanxu

回复:

------------------web.xml
<?xml version="1.0" encoding="ISO-8859-1"?>

<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">

<web-app>


<servlet>
<servlet-name>actionServlet</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>


<servlet-mapping>
<servlet-name>actionServlet</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>


<welcome-file-list>
<welcome-file>login.jsp</welcome-file>
</welcome-file-list>


<taglib>
<taglib-uri>/WEB-INF/struts-bean.tld</taglib-uri>
<taglib-location>/WEB-INF/struts-bean.tld</taglib-location>
</taglib>

</web-app>