SSH框架搭建完成启动tomcat有错误!!!

[cao_xu1988]

2011-5-27 11:13:20 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:\Program Files\Java\jdk1.6.0_10\bin;F:\SSHDemo\tomcat6.0\bin
2011-5-27 11:13:20 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2011-5-27 11:13:20 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 473 ms
2011-5-27 11:13:20 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2011-5-27 11:13:20 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.20
2011-5-27 11:13:21 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2011-5-27 11:13:21 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "ant" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "qdox" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "javadoc" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo]: Failure to find 3 required extension(s).
2011-5-27 11:13:21 org.apache.catalina.core.StandardContext start
严重: Error getConfigured
2011-5-27 11:13:21 org.apache.catalina.core.StandardContext start
严重: Context [/sshDemo] startup failed due to previous errors
2011-5-27 11:13:21 org.apache.catalina.core.StandardContext stop
信息: Container org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/sshDemo] has not been started
2011-5-27 11:13:21 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2011-5-27 11:13:21 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2011-5-27 11:13:21 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/16 config=null
2011-5-27 11:13:21 org.apache.catalina.startup.Catalina start
信息: Server startup in 841 ms

请各位大侠帮忙看下，哪的错呢？呜呜。
前提是我没有分给你们。

[JavaAlpha]

commons-attributes-compiler.jar 加入这个jar文件。

[heboucheng]

楼上+1
ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "ant" not found.
少了commons-attributes-compiler.jar包，这个包是在spring /lib/jakarta-commons里面。

[Flavoring]

缺少一个包commons-attributes-compiler.jar

[小绵羊]

信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "ant" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "qdox" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo][commons-attributes-compiler.jar]: Required extension "javadoc" not found.
2011-5-27 11:13:21 org.apache.catalina.util.ExtensionValidator validateManifestResources
信息: ExtensionValidator[/sshDemo]: Failure to find 3 required extension(s).

tomcat已经说的很明白了 需要的扩展找不到