关于Eclipse For J2EE的问题
本人第一次用这个IDE，在写第一个程序时，控制台现实这样的信息，请问是怎么回事啊？


2011-12-17 15:16:58 org.apache.catalina.core.AprLifecycleListener init
信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\java\jdk1.6.0_27\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/java/jdk1.6.0_27/bin/../jre/bin/client;C:/java/jdk1.6.0_27/bin/../jre/bin;C:/java/jdk1.6.0_27/bin/../jre/lib/i386;C:\Program Files\NVIDIA Corporation\PhysX\Common;C:\java\jdk1.6.0_27\bin;C:\Program Files\Microsoft SQL Server\90\Tools\binn\;C:\MySQL\MySQL Server 5.0\bin;E:\Java开发\开发工具\eclipse\eclipse_javaEE;;.
2011-12-17 15:16:58 org.apache.tomcat.util.digester.SetPropertiesRule begin
警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:BBS' did not find a matching property.
2011-12-17 15:16:58 org.apache.tomcat.util.digester.SetPropertiesRule begin
警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context/Loader} Setting property 'useSystemClassLoaderAsParent' to 'false' did not find a matching property.
2011-12-17 15:16:58 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8080"]
2011-12-17 15:16:58 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
2011-12-17 15:16:58 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 483 ms
2011-12-17 15:16:58 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
2011-12-17 15:16:58 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.22
2011-12-17 15:16:59 org.apache.catalina.startup.ContextConfig processAnnotationsJndi
严重: Unable to process JNDI URL [jndi:/localhost/BBS/WEB-INF/classes] for annotations
java.io.FileNotFoundException: jndi:/localhost/BBS/WEB-INF/classes
at org.apache.naming.resources.DirContextURLConnection.list(DirContextURLConnection.java:463)
at org.apache.catalina.startup.ContextConfig.processAnnotationsJndi(ContextConfig.java:1901)
at org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1828)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1295)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:896)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:322)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5103)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:148)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1033)
at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:774)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:148)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1033)
at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:291)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:148)
at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:148)
at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:727)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:148)
at org.apache.catalina.startup.Catalina.start(Catalina.java:621)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)