启动抛错，发现不了问题，求解决

[weixin_38090823]

@JFinal 你好，想跟你请教个问题：启动异常，抛如下信息： Starting JFinal 1.5 Starting scanner at interval of 5 seconds. Starting web server on port: 801 2014-01-14 14:28:24,099  WARN org.eclipse.jetty.util.component.AbstractLifeCycle:(AbstractLifeCycle.java:204)   - FAILED jfinal: java.lang.RuntimeException: Can not create instance of class: com.mvity.eip.core.config.CoreConfig. Please check the config in web.xml java.lang.RuntimeException: Can not create instance of class: com.mvity.eip.core.config.CoreConfig. Please check the config in web.xml at com.jfinal.core.JFinalFilter.createJFinalConfig(JFinalFilter.java:100) at com.jfinal.core.JFinalFilter.init(JFinalFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doStart(FilterHolder.java:119) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:724) at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:265) at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1250) at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:706) at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:492) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95) at org.eclipse.jetty.server.Server.doStart(Server.java:277) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at com.jfinal.server.JettyServer.doStart(JettyServer.java:120) at com.jfinal.server.JettyServer.start(JettyServer.java:64) at com.jfinal.core.JFinal.start(JFinal.java:165) at com.mvity.eip.core.config.CoreConfig.main(CoreConfig.java:116) 2014-01-14 14:28:24,112  WARN org.eclipse.jetty.webapp.WebAppContext:(WebAppContext.java:501)   - Failed startup of context o.e.j.w.WebAppContext{/,file:/E:/lixn/workspace-eclipse/eip/WebContent/} java.lang.RuntimeException: Can not create instance of class: com.mvity.eip.core.config.CoreConfig. Please check the config in web.xml at com.jfinal.core.JFinalFilter.createJFinalConfig(JFinalFilter.java:100) at com.jfinal.core.JFinalFilter.init(JFinalFilter.java:47) at org.eclipse.jetty.servlet.FilterHolder.doStart(FilterHolder.java:119) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:724) at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:265) at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1250) at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:706) at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:492) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95) at org.eclipse.jetty.server.Server.doStart(Server.java:277) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64) at com.jfinal.server.JettyServer.doStart(JettyServer.java:120) at com.jfinal.server.JettyServer.start(JettyServer.java:64) at com.jfinal.core.JFinal.start(JFinal.java:165) at com.mvity.eip.core.config.CoreConfig.main(CoreConfig.java:116) Starting Complete. Welcome To The JFinal World :) CoreConfig.java 如下 public class CoreConfig extends JFinalConfig { @Override public void configConstant(Constants me) { this.loadPropertyFile("constants.properties"); me.setDevMode(Boolean.valueOf(this.getProperty("app.devMode"))); me.setViewType(ViewType.JSP); } @Override public void configRoute(Routes me) { // 添加 运营管理平台路由配置 me.add(new BompRoutes()); // 添加 网站路由配置 me.add(new WebRoutes()); // 添加 企业基础管理平台路由配置 me.add(new EbmpRoutes()); } @Override public void configPlugin(Plugins me) { this.loadPropertyFile("plugin.properties"); DruidPlugin druidPlugin = new DruidPlugin(this.getProperty("db.jdbcUrl"), this.getProperty("db.username"), this.getProperty("db.password")); druidPlugin.addFilter(new StatFilter()); WallFilter wallFilter = new WallFilter(); wallFilter.setDbType("mysql"); druidPlugin.addFilter(wallFilter); me.add(druidPlugin); ActiveRecordPlugin arp = new ActiveRecordPlugin(druidPlugin); me.add(arp); /* BOMP Model */ // arp.addMapping("bomp_admin", Admin.class); // arp.addMapping("bomp_component", Component.class); // arp.addMapping("bomp_notice", Notice.class); // arp.addMapping("bomp_permission", Permission.class); // arp.addMapping("bomp_tenant", Tenant.class); // arp.addMapping("bomp_dictionary_type", DictionaryType.class); // arp.addMapping("bomp_dictionary_value", DictionaryValue.class); // arp.addMapping("bomp_config", Config.class); // arp.addMapping("bomp_area", Area.class); // arp.addMapping("bomp_resources", Resources.class); /* EBMP Model */ } @Override public void configInterceptor(Interceptors me) { } @Override public void configHandler(Handlers me) { DruidStatViewHandler dvh = new DruidStatViewHandler("/druid"); me.add(dvh); } /** * 建议使用 JFinal 手册推荐的方式启动项目 运行此 main * 方法可以启动项目，此main方法可以放置在任意的Class类定义中，不一定要放于此 */ public static void main(String[] args) { JFinal.start("WebContent", 801, "/", 5); } } web.xml 如下 <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"> <display-name>eip</display-name> <filter> <filter-name>jfinal</filter-name> <filter-class>com.jfinal.core.JFinalFilter</filter-class> <init-param> <param-name>configClass</param-name> <param-value>com.mvity.eip.core.config.CoreConfig</param-value> </init-param> </filter> <filter-mapping> <filter-name>jfinal</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <welcome-file-list> <welcome-file>index.html</welcome-file> <welcome-file>index.htm</welcome-file> <welcome-file>index.jsp</welcome-file> <welcome-file>default.html</welcome-file> <welcome-file>default.htm</welcome-file> <welcome-file>default.jsp</welcome-file> </welcome-file-list> </web-app>