jsp显示分页报classnotjsp not foundd怎么办

一、出现的问题
在使用IntelliJ IDEA 运行JSP页面时报以下错误:
HTTP Status 500 - java.lang.ClassNotFoundException: org.apache.jsp.index_jsp
type Exception report
message java.lang.ClassNotFoundException: org.apache.jsp.index_jsp
description The server encountered an internal error that prevented it from fulfilling this request.
org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.index_jsp
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:177)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:376)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
root cause
java.lang.ClassNotFoundException: org.apache.jsp.index_jsp
java.net.URLClassLoader$1.run(URLClassLoader.java:366)
java.net.URLClassLoader$1.run(URLClassLoader.java:355)
java.security.AccessController.doPrivileged(Native Method)
java.net.URLClassLoader.findClass(URLClassLoader.java:354)
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:132)
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:63)
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:172)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:376)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
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/7.0.67 logs.
Apache Tomcat/7.0.67
二、问题原因
出现此问题的原因在于我们在jsp页面中使用了jstl标签,但是没有引入jstl相关的jar包。
&%@ taglib uri=&/jsp/jstl/core& prefix=&c&%&
三、解决办法
引入jstl.jar和standard.jar即可解决。jar包下载链接:
(提取码:b33a)
阅读(...) 评论()html/jsp/js...(4)
先看最后的目录结构:
1.新建一个applet:
2.在WebRoot下新建一个文件夹applet,把编译生成的AppletTest.class复制/剪切到applet下。
3.配置生成的StartPageForAppletTest.html的codebase:&applet codebase=&/myApplet/applet& ...
4.在jsp:pluginApplet.jsp页面下配置&sp:plugin type=&applet& code=&AppletTest.class& codebase=&/myApplet/applet& &
5.在地址栏输入:
注:生成的StartPageForAppletTest.html可以不管,删除也完全没关系的! 也可:codebase=&./applet& ( . 指当前目录)。
AppletTest.java:
import java.applet.A
import java.awt.C
import java.awt.G
public class AppletTest extends Applet {
public void paint(Graphics g){
//g.drawArc(0,0,50,50,0,360);
g.setColor(new Color(255,0,255));
g.fillArc(0,0,50,50,0,360);
pluginApplet.jsp:
&%@ page contentType=&text/charset=GB2312& %&
&jsp:plugin type=&applet& code=&AppletTest.class& codebase=&/myApplet/applet& &
&jsp:fallback&
Plugin tag OBJECT or EMBED not supported by browser.
&/jsp:fallback&
&/jsp:plugin&
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