我用的myeclipse是5.5的，因为5.0.1的不能顺利安装到windows server 2003 上。
在发布的时候，提示一下严重错误。另外，我觉得代码可能有错误，哪里能有修正过的可以让我们这些菜鸟好用点的代码呢。

 2009-5-4 14:55:16 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8181
2009-5-4 14:55:17 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 719 ms
2009-5-4 14:55:17 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2009-5-4 14:55:17 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/5.5.7
2009-5-4 14:55:17 org.apache.catalina.core.StandardHost start
信息: XML validation disabled
2009-5-4 14:55:17 org.apache.catalina.core.ApplicationContext log
信息: org.apache.webapp.balancer.BalancerFilter: init(): ruleChain: [org.apache.webapp.balancer.RuleChain: [org.apache.webapp.balancer.rules.URLStringMatchRule: Target string: News / Redirect URL: http://www.cnn.com], [org.apache.webapp.balancer.rules.RequestParameterRule: Target param name: paramName / Target param value: paramValue / Redirect URL: http://www.yahoo.com], [org.apache.webapp.balancer.rules.AcceptEverythingRule: Redirect URL: http://jakarta.apache.org]]
2009-5-4 14:55:18 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2009-5-4 14:55:18 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2009-5-4 14:55:18 org.apache.catalina.core.ApplicationContext log
严重: Exception starting filter modifycode
java.lang.UnsupportedClassVersionError: Bad version number in .class file
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1626)
at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:850)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1299)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1181)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:211)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:308)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:79)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3508)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4079)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:909)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:872)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:474)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1106)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:310)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1019)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:718)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1011)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:440)
at org.apache.catalina.core.StandardService.start(StandardService.java:450)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:683)
at org.apache.catalina.startup.Catalina.start(Catalina.java:537)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)
2009-5-4 14:55:18 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2009-5-4 14:55:18 org.apache.catalina.core.StandardContext start
严重: Context startup failed due to previous errors
2009-5-4 14:55:18 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2009-5-4 14:55:18 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2009-5-4 14:55:18 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8181
2009-5-4 14:55:18 org.apache.jk.common.ChannelSocket init
信息: JK2: ajp13 listening on /0.0.0.0:8009
2009-5-4 14:55:18 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/31  config=null
2009-5-4 14:55:18 org.apache.catalina.storeconfig.StoreLoader load
信息: Find registry server-registry.xml at classpath resource
2009-5-4 14:55:19 org.apache.catalina.startup.Catalina start
信息: Server startup in 2031 ms
2009-5-4 14:56:28 org.apache.catalina.startup.HostConfig checkResources
信息: Reloading context [/net]
2009-5-4 14:56:28 org.apache.catalina.startup.HostConfig checkResources
警告: Error during context [/net] restart
LifecycleException:  Container org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/net] has not been started
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4231)
at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1066)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1166)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:292)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1301)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1561)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1570)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1550)
at java.lang.Thread.run(Unknown Source)
2009-5-4 14:56:28 org.apache.catalina.startup.ContextConfig applicationWebConfig
信息: Missing application web.xml, using defaults only StandardEngine[Catalina].StandardHost[localhost].StandardContext[/net]
2009-5-4 14:56:48 org.apache.catalina.startup.HostConfig checkResources
信息: Reloading context [/net]
2009-5-4 14:56:48 org.apache.catalina.core.ApplicationContext log
严重: Exception starting filter modifycode
java.lang.UnsupportedClassVersionError: Bad version number in .class file
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1626)
at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:850)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1299)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1181)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:211)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:308)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:79)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3508)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4079)
at org.apache.catalina.startup.HostConfig.checkResources(HostConfig.java:1074)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1166)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:292)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1301)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1561)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1570)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1550)
at java.lang.Thread.run(Unknown Source)
2009-5-4 14:56:48 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2009-5-4 14:56:48 org.apache.catalina.core.StandardContext start
严重: Context startup failed due to previous errors
2009-5-4 14:58:08 org.apache.catalina.core.ApplicationContext log
严重: Exception starting filter modifycode
java.lang.UnsupportedClassVersionError: Bad version number in .class file
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1626)
at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:850)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1299)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1181)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:211)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:308)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:79)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3508)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4079)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:909)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:872)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:474)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1169)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:292)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1301)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1561)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1570)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1550)
at java.lang.Thread.run(Unknown Source)
2009-5-4 14:58:08 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2009-5-4 14:58:08 org.apache.catalina.core.StandardContext start
严重: Context startup failed due to previous errors