jfinal1.9升级到2.0拦截器报错: 怎么解决?报错

@JFinal 你好，想跟你请教个问题：

拦截器中的参数已经换,

<p>
	<span style="color:#333333;font-family:'Microsoft YaHei', SimSun, SimHei;font-size:14px;line-height:24.1110782623291px;background-color:#FFFFFF;">[ERROR]-[Thread: http-80-1]-[com.jfinal.core.ActionHandler.handle()]: /admin</span><br>

java.lang.AbstractMethodError: net.tccn.interceptor.AdminInterceptor.intercept(Lcom/jfinal/core/ActionInvocation;)V
at com.jfinal.core.ActionInvocation.invoke(ActionInvocation.java:51)
at com.jfinal.core.ActionHandler.handle(ActionHandler.java:73)
at net.tccn.handler.UrlHandler.handle(UrlHandler.java:20)
at com.jfinal.core.JFinalFilter.doFilter(JFinalFilter.java:72)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.sitemesh.webapp.contentfilter.ContentBufferingFilter.bufferAndPostProcess(ContentBufferingFilter.java:169)
at org.sitemesh.webapp.contentfilter.ContentBufferingFilter.doFilter(ContentBufferingFilter.java:126)
at org.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:120)
at org.sitemesh.config.ConfigurableSiteMeshFilter.doFilter(ConfigurableSiteMeshFilter.java:163)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:879)
at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:617)
at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1760)
at java.lang.Thread.run(Thread.java:744)