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分享HTTP Status 500 - Unable to compile class for JSP: 实在找不到错误在哪，帮忙看看 谢谢
type Exception report
message Unable to compile class for JSP:
description The server encountered an internal error that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: Unable to compile class for JSP:
An error occurred at line: [14] in the generated java file: [E:\apache-tomcat-8.0.15-windows-x86\apache-tomcat-8.0.15\work\Catalina\localhost\MVC_PIMS\org\apache\jsp\friendManage\updateFriendMessage_jsp.java]
Only a type can be imported. javax.enterprise.inject.New resolves to a package
Stacktrace:
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:103)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:199)
org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:450)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:361)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:336)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:323)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:564)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.15 logs.
以上是错误信息。 下面是无法编译文件的程序
<%@page import="javax.enterprise.inject.New"%>
<%@page import="friendManage.lookFriendBean"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'updateFriendMessage.jsp' starting page</title>
</head>
<body>
<hr noshade="noshade">
<div align="center">
<table width="100%" align="center">
<tr>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/addFriend.jsp">增加联系人</a>
</td>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/lookFriend.jsp">查看联系人</a>
</td>
<td width="25%">
修改联系人
</td>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/deleteFriend.jsp">删除联系人</a>
</td>
</tr>
</table>
</div>
<hr noshade="noshade">
<br><br>
<form action="../updateFriendMessageServlet" method="post">
<table border="2"align="center"width="40%" bgcolor="#cccfff">
<%
lookFriendBean ff = null;
ArrayList updateFriendList = (ArrayList)session.getAttribute("updateFriendList");
if(updateFriendList==null||updateFriendList.size()==0){
response.sendRedirect("friendManage/lookFriend.jsp");
}
else{
ff = (lookFriendBean)updateFriendList.get(0);
%>
<tr>
<td>联系人姓名</td>
<td><input type="text" name="phone" value="<%=ff.getName() %>" disabled="disabled"></td>
</tr>
<tr>
<td>联系人电话</td>
<td><input type="text" name="phone" value="<%=ff.getPhone() %>"></td>
</tr>
<tr>
<td>联系人邮箱</td>
<td><input type="text" name="email" value="<%=ff.getEmail() %>"></td>
</tr>
<tr>
<td>联系人单位</td>
<td><input type="text" name="workplace" value="<%=ff.getWorkPlace() %>"></td>
</tr>
<tr>
<td>联系人住址</td>
<td><input type="text" name="place" value="<%=ff.getPlace() %>"></td>
</tr>
<tr>
<td>联系人QQ</td>
<td><input type="text" name="QQ" value="<%=ff.getQQ() %>"></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="submit" name="submit" value="确定">
<input type="reset" name="reset" value="清空">
</td>
</tr>
<%
}
%>
</table>
</form>
</body>
</html>
错误在哪里，为啥不能编译·····
message Unable to compile class for JSP:
description The server encountered an internal error that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: Unable to compile class for JSP:
An error occurred at line: [14] in the generated java file: [E:\apache-tomcat-8.0.15-windows-x86\apache-tomcat-8.0.15\work\Catalina\localhost\MVC_PIMS\org\apache\jsp\friendManage\updateFriendMessage_jsp.java]
Only a type can be imported. javax.enterprise.inject.New resolves to a package
Stacktrace:
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:103)
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:199)
org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:450)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:361)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:336)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:323)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:564)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.15 logs.
以上是错误信息。 下面是无法编译文件的程序
<%@page import="javax.enterprise.inject.New"%>
<%@page import="friendManage.lookFriendBean"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'updateFriendMessage.jsp' starting page</title>
</head>
<body>
<hr noshade="noshade">
<div align="center">
<table width="100%" align="center">
<tr>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/addFriend.jsp">增加联系人</a>
</td>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/lookFriend.jsp">查看联系人</a>
</td>
<td width="25%">
修改联系人
</td>
<td width="25%">
<a href="http://localhost:8080/MVC_PIMS/friendManage/deleteFriend.jsp">删除联系人</a>
</td>
</tr>
</table>
</div>
<hr noshade="noshade">
<br><br>
<form action="../updateFriendMessageServlet" method="post">
<table border="2"align="center"width="40%" bgcolor="#cccfff">
<%
lookFriendBean ff = null;
ArrayList updateFriendList = (ArrayList)session.getAttribute("updateFriendList");
if(updateFriendList==null||updateFriendList.size()==0){
response.sendRedirect("friendManage/lookFriend.jsp");
}
else{
ff = (lookFriendBean)updateFriendList.get(0);
%>
<tr>
<td>联系人姓名</td>
<td><input type="text" name="phone" value="<%=ff.getName() %>" disabled="disabled"></td>
</tr>
<tr>
<td>联系人电话</td>
<td><input type="text" name="phone" value="<%=ff.getPhone() %>"></td>
</tr>
<tr>
<td>联系人邮箱</td>
<td><input type="text" name="email" value="<%=ff.getEmail() %>"></td>
</tr>
<tr>
<td>联系人单位</td>
<td><input type="text" name="workplace" value="<%=ff.getWorkPlace() %>"></td>
</tr>
<tr>
<td>联系人住址</td>
<td><input type="text" name="place" value="<%=ff.getPlace() %>"></td>
</tr>
<tr>
<td>联系人QQ</td>
<td><input type="text" name="QQ" value="<%=ff.getQQ() %>"></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="submit" name="submit" value="确定">
<input type="reset" name="reset" value="清空">
</td>
</tr>
<%
}
%>
</table>
</form>
</body>
</html>
错误在哪里，为啥不能编译·····
...全文
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bmy_1234 2017-04-15
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servet-api.jar在哪？
qq_29503319 2016-11-15
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是servlet-api.jar
qq_29503319 2016-11-15
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去除掉server-let.jar之后就好啦
也不知道为啥
如果知道原因的
请告知一下
互联网速递520 2016-03-07
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解决没呢，我也遇到同样的问题呀。
qq_29273563 2015-08-25
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兄台，解决了请告诉我一声，我遇到了一模一样的问题
随波入流 2015-05-23
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servert-api.jar去掉
moonwrite 2014-11-30
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纳尼？什么意思~ 怎么看也没错误啊，为什么会编译不了。应该不是环境问题，其他jsp文件正常运行，只有这个不行。。。[/quote]
呵呵，这是我排js错误的方法，因为js写一大堆，智能提示有差，所以就选择不断地去掉代码段的方法。来定位错误在哪里
找到错误了，就好解决了~
我是做.net 不熟悉java
不过你定位到错误 应该也好解决了
xzc8861153 2014-11-30
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找出来了，是这一句的原因<%@page import="javax.enterprise.inject.New"%>。 自动提示功能导致不小心导入了这个类。。。可是为什么会报错，我又没用它，查查去~~~~蛋疼
xzc8861153 2014-11-30
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纳尼？什么意思~ 怎么看也没错误啊，为什么会编译不了。应该不是环境问题，其他jsp文件正常运行，只有这个不行。。。
moonwrite 2014-11-30
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一种方法就是不断一小段代码
去都某一段 错误消失了
接下来 你懂的
