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Re: [aspectj-users] java.lang.ArrayIndexOutOfBoundsException Error
|
Maybe there are calls that have no arguments?
Eric
On 29/02/2008, Lau Man Kwong <kinthecastle@xxxxxxxxx> wrote:
> Hi,
>
> I'm new to aspectj. When I do some practice on aspectj, an error
> "java.lang.ArrayIndexOutOfBoundsException: 0 at
> com.at.aspect.LoggingAspect.log(Unknown Source)" was encountered. I have
> searched on internet but get no answer. Can you give me some hints for this
> error?
>
> I am using AspectJ 1.5.4, Spring 2.0 and JDK 5.0 on this project.
>
> I have attached some codes and stacktrace. Thanks!!!
>
> Regards,
> Terry
>
> LoggingAspect.java
>
>
> package com.at.aspect;
>
> import org.aspectj.lang.ProceedingJoinPoint;
>
> public class LoggingAspect {
> public Object log(ProceedingJoinPoint call) throws Throwable
> {
> System.out.println("from logging aspect: entering method [" +
> call.toShortString()
> +"] with param:"+call.getArgs()[0] );
>
> Object point = call.proceed();
>
> System.out.println("from logging aspect: exiting method [" +
> call.toShortString()
> + "with return as:" +point);
>
> return point;
> }
>
> }
>
> Spring Configuration File
>
> <bean id="myLoggingAspect" class="com.at.aspect.LoggingAspect"/>
> <bean id="printReportBean"
> class="com.at.services.PrintReportManagerImpl">
> <property name="hibernateDAO" ref="HibernateDAO"/>
> </bean>
> <aop:config>
> <aop:aspect ref="myLoggingAspect">
> <aop:pointcut id="myCutLogging"
> expression="execution(*
> com.at.services.PrintReportManagerImpl*.*(..))"/>
> <aop:around pointcut-ref="myCutLogging" method="log"/>
> </aop:aspect>
> </aop:config>
>
> Error
>
> 2008-03-01 01:25:03,984
> [org.apache.struts.action.RequestProcessor]-[WARN]
> Unhandled Exception thrown: class
> java.lang.ArrayIndexOutOfBoundsException
> 2008-03-01 01:25:03,984
> [org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/AssetApp].[action]]-[ERROR]
> Servlet.service() for servlet action threw exception
> java.lang.ArrayIndexOutOfBoundsException: 0
> at com.at.aspect.LoggingAspect.log(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:597)
> at
> org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:583)
> at
> org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:60)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
> at
> org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
> at
> org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
> at $Proxy1.getConn(Unknown Source)
> at com.at.web.PrintReportAction.printAssetList(Unknown
> Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270)
> at
> org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187)
> at
> org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
> at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
> at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
> at
> org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
> at
> javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
> at
> javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
> at
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
> at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
> at
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
> at
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
> at
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
> at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
> at java.lang.Thread.run(Thread.java:595)
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>
>
--
Eric Bodden
Sable Research Group
McGill University, Montréal, Canada
