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Re: [aspectj-users] Re: LTW exceptions
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#: Debora Rinkevich changed the world a bit at a time by saying on 10/6/2005 4:10 AM :#
I had thought the include within in the aop.xml would take care of that; is
there somewhere else I need to restrict where the weaving should occur?
Ohhh, sorry I missed that :-( (it's 5am).
./alex
--
.w( the_mindstorm )p.
--------------------------------------------------------------------------------
From: /Alexandru Popescu <the.mindstorm.mailinglist@xxxxxxxxx>/
Reply-To: /aspectj-users@xxxxxxxxxxx/
To: /aspectj-users@xxxxxxxxxxx/
Subject: /Re: [aspectj-users] LTW exceptions/
Date: /Thu, 06 Oct 2005 01:59:12 +0200/
Your pointcut is enough generic to try weaving Tomcat internal things. I
think you can try to refine it using an within.
./alex
--
.w( the_mindstorm )p.
#: Debora Rinkevich changed the world a bit at a time by saying
on 10/6/2005 12:48 AM :#
>I have a very simple (HelloWorld) servlet with an aspect that I am
>trying to use with load-time weaving under Tomcat.
>
>My aop.xml:
>
><aspectj>
>
> <aspects>
>
> <aspect name="HttpServletMonitor"/>
>
> </aspects>
>
> <weaver options="-verbose -XlazyTjp">
>
> <include within="com.company.HWServlet"/>
>
> </weaver>
>
></aspectj>
>
>public aspect HttpServletMonitor {
>
> public pointcut monitoredOperation(Object operation)
>:
>
> execution(void HttpServlet.doGet(HttpServletRequest
>, HttpServletResponse )) && this(operation);
>
> void around(Object operation) :
>monitoredOperation(operation) {
>
> proceed(operation);
>
> // write a tag to file.
>
> }
>
>
>
> public HttpServletMonitor(){
>
> }
>
>}
>
>
>
>I have the hwmonitor.jar, aop.xml, aspectj.jar and aspectjweaver.jar
>in my classpath, and defined javaagent
>
>
>
>When I run this, I can see the loader trying to weave, but it�s
>trying to weave everything it comes across instead of just
>HWServlet!
>
>
>
> I end up with lots of exceptions of the following. Any thoughts on
>what I�ve done to cause these?
>
>
>
>warning Register definition failed -- (BCException) malformed
>org.aspectj.weaver.EffectiveSignature attribute
>_java.io.EOFException_
>
>malformed org.aspectj.weaver.EffectiveSignature attribute
>_java.io.EOFException_
>
>_org.aspectj.weaver.BCException_: malformed
>org.aspectj.weaver.EffectiveSignature attribute
>_java.io.EOFException_
>
> at
>org.aspectj.weaver.AjAttribute.read(_AjAttribute.java:121_)
>
> at
>org.aspectj.weaver.bcel.BcelAttributes.readAjAttributes(_BcelAttributes.java:59_)
>
> at
>org.aspectj.weaver.bcel.BcelMethod.unpackAjAttributes(_BcelMethod.java:106_)
>
> at
>org.aspectj.weaver.bcel.BcelMethod.<init>(_BcelMethod.java:71_)
>
> at
>org.aspectj.weaver.bcel.BcelObjectType.getDeclaredMethods(_BcelObjectType.java:188_)
>
> at
>org.aspectj.weaver.ReferenceType.getDeclaredMethods(_ReferenceType.java:367_)
>
> at
>org.aspectj.weaver.ResolvedType.getDeclaredAdvice(_ResolvedType.java:617_)
>
> at
>org.aspectj.weaver.ResolvedType.getDeclaredShadowMungers(_ResolvedType.java:633_)
>
> at
>org.aspectj.weaver.ResolvedType.collectShadowMungers(_ResolvedType.java:518_)
>
> at
>org.aspectj.weaver.ResolvedType.collectCrosscuttingMembers(_ResolvedType.java:448_)
>
> at
>org.aspectj.weaver.CrosscuttingMembersSet.addOrReplaceAspect(_CrosscuttingMembersSet.java:58_)
>
> at
>org.aspectj.weaver.bcel.BcelWeaver.addLibraryAspect(_BcelWeaver.java:166_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.registerAspects(_ClassLoaderWeavingAdaptor.java:233_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.registerDefinitions(_ClassLoaderWeavingAdaptor.java:132_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.<init>(_ClassLoaderWeavingAdaptor.java:93_)
>
> at
>org.aspectj.weaver.loadtime.Aj$WeaverContainer.getWeaver(_Aj.java:81_)
>
> at org.aspectj.weaver.loadtime.Aj.preProcess(_Aj.java:54_)
>
> at
>org.aspectj.weaver.loadtime.ClassPreProcessorAgentAdapter.transform(_ClassPreProcessorAgentAdapter.java:52_)
>
> at
>sun.instrument.TransformerManager.transform(_TransformerManager.java:122_)
>
> at
>sun.instrument.InstrumentationImpl.transform(_InstrumentationImpl.java:155_)
>
> at java.lang.ClassLoader.defineClass1(_Native Method_)
>
> at java.lang.ClassLoader.defineClass(_ClassLoader.java:620_)
>
> at
>java.security.SecureClassLoader.defineClass(_SecureClassLoader.java:124_)
>
> at
>java.net.URLClassLoader.defineClass(_URLClassLoader.java:260_)
>
> at
>java.net.URLClassLoader.access$100(_URLClassLoader.java:56_)
>
> at java.net.URLClassLoader$1.run(_URLClassLoader.java:195_)
>
> at java.security.AccessController.doPrivileged(_Native
>Method_)
>
> at
>java.net.URLClassLoader.findClass(_URLClassLoader.java:188_)
>
> at java.lang.ClassLoader.loadClass(_ClassLoader.java:306_)
>
> at java.lang.ClassLoader.loadClass(_ClassLoader.java:251_)
>
> at
>org.apache.catalina.startup.Bootstrap.init(_Bootstrap.java:198_)
>
> at
>org.apache.catalina.startup.Bootstrap.main(_Bootstrap.java:386_)
>
>
>
>
>
>If I change the execution line to look for HWServlet.doGet() I get
>lots of a different exception:
>
>
>
>warning Register definition failed -- (BCException) unknown
>TypePattern kind: 100
>
>unknown TypePattern kind: 100
>
>_org.aspectj.weaver.BCException_: unknown TypePattern kind: 100
>
> at
>org.aspectj.weaver.patterns.TypePattern.read(_TypePattern.java:348_)
>
> at
>org.aspectj.weaver.patterns.WildTypePattern.readTypePattern150(_WildTypePattern.java:1151_)
>
> at
>org.aspectj.weaver.patterns.WildTypePattern.read(_WildTypePattern.java:1123_)
>
> at
>org.aspectj.weaver.patterns.TypePattern.read(_TypePattern.java:336_)
>
> at
>org.aspectj.weaver.patterns.SignaturePattern.read(_SignaturePattern.java:622_)
>
> at
>org.aspectj.weaver.patterns.KindedPointcut.read(_KindedPointcut.java:272_)
>
> at
>org.aspectj.weaver.patterns.Pointcut.read(_Pointcut.java:336_)
>
> at
>org.aspectj.weaver.patterns.AndPointcut.read(_AndPointcut.java:129_)
>
> at
>org.aspectj.weaver.patterns.Pointcut.read(_Pointcut.java:340_)
>
> at
>org.aspectj.weaver.ResolvedPointcutDefinition.read(_ResolvedPointcutDefinition.java:76_)
>
> at
>org.aspectj.weaver.AjAttribute.read(_AjAttribute.java:101_)
>
> at
>org.aspectj.weaver.bcel.BcelAttributes.readAjAttributes(_BcelAttributes.java:59_)
>
> at
>org.aspectj.weaver.bcel.BcelObjectType.unpackAspectAttributes(_BcelObjectType.java:249_)
>
> at
>org.aspectj.weaver.bcel.BcelObjectType.<init>(_BcelObjectType.java:119_)
>
> at
>org.aspectj.weaver.bcel.BcelWorld.makeBcelObjectType(_BcelWorld.java:244_)
>
> at
>org.aspectj.weaver.bcel.BcelWorld.resolveDelegate(_BcelWorld.java:239_)
>
> at
>org.aspectj.weaver.World.resolveToReferenceType(_World.java:277_)
>
> at org.aspectj.weaver.World.resolve(_World.java:205_)
>
> at
>org.aspectj.weaver.bcel.BcelWeaver.addLibraryAspect(_BcelWeaver.java:144_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.registerAspects(_ClassLoaderWeavingAdaptor.java:233_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.registerDefinitions(_ClassLoaderWeavingAdaptor.java:132_)
>
> at
>org.aspectj.weaver.loadtime.ClassLoaderWeavingAdaptor.<init>(_ClassLoaderWeavingAdaptor.java:93_)
>
> at
>org.aspectj.weaver.loadtime.Aj$WeaverContainer.getWeaver(_Aj.java:81_)
>
> at org.aspectj.weaver.loadtime.Aj.preProcess(_Aj.java:54_)
>
> at
>org.aspectj.weaver.loadtime.ClassPreProcessorAgentAdapter.transform(_ClassPreProcessorAgentAdapter.java:52_)
>
> at
>sun.instrument.TransformerManager.transform(_TransformerManager.java:122_)
>
> at
>sun.instrument.InstrumentationImpl.transform(_InstrumentationImpl.java:155_)
>
> at java.lang.ClassLoader.defineClass1(_Native Method_)
>
> at java.lang.ClassLoader.defineClass(_ClassLoader.java:620_)
>
> at
>java.security.SecureClassLoader.defineClass(_SecureClassLoader.java:124_)
>
> at
>java.net.URLClassLoader.defineClass(_URLClassLoader.java:260_)
>
> at
>java.net.URLClassLoader.access$100(_URLClassLoader.java:56_)
>
> at java.net.URLClassLoader$1.run(_URLClassLoader.java:195_)
>
> at java.security.AccessController.doPrivileged(_Native
>Method_)
>
> at
>java.net.URLClassLoader.findClass(_URLClassLoader.java:188_)
>
> at java.lang.ClassLoader.loadClass(_ClassLoader.java:306_)
>
> at java.lang.ClassLoader.loadClass(_ClassLoader.java:251_)
>
> at
>org.apache.catalina.startup.Bootstrap.init(_Bootstrap.java:198_)
>
> at
>org.apache.catalina.startup.Bootstrap.main(_Bootstrap.java:386_)
>
>
>
>
>
>------------------------------------------------------------------------
>
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