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Re: [aspectj-dev] LocalVariableTable
|
on a cursory look it seems ok, but I see you have other aspects in the
system (that are using cflow) that weave into that advice - turn those
off, does it make your before advice debugging work?
Andy
On 3 August 2011 14:54, Yoav A. <yoav_@xxxxxxxxxxx> wrote:
> including the code:
> Code:
> Stack=4, Locals=6, Args_size=2
> 0: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 3: invokevirtual #219; //Method
> org/aspectj/runtime/internal/CFlowCounter.inc:()V
> 6: aload_0
> 7: ldc #62; //String before
> 9: aload_1
> 10: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 13: invokevirtual #219; //Method
> org/aspectj/runtime/internal/CFlowCounter.inc:()V
> 16: invokevirtual #64; //Method
> log:(Ljava/lang/String;Lorg/aspectj/lang/JoinPoint;)V
> 19: goto 31
> 22: astore_3
> 23: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 26: invokevirtual #224; //Method
> org/aspectj/runtime/internal/CFlowCounter.dec:()V
> 29: aload_3
> 30: athrow
> 31: nop
> 32: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 35: invokevirtual #224; //Method
> org/aspectj/runtime/internal/CFlowCounter.dec:()V
> 38: nop
> 39: goto 53
> 42: astore 5
> 44: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 47: invokevirtual #224; //Method
> org/aspectj/runtime/internal/CFlowCounter.dec:()V
> 50: aload 5
> 52: athrow
> 53: getstatic #215; //Field
> ajc$cflowCounter$0:Lorg/aspectj/runtime/internal/CFlowCounter;
> 56: invokevirtual #224; //Method
> org/aspectj/runtime/internal/CFlowCounter.dec:()V
> 59: return
> 60: return
> Exception table:
> from to target type
> 16 19 22 Class java/lang/Throwable
>
> 6 42 42 Class java/lang/Throwable
>
> LocalVariableTable:
> Start Length Slot Name Signature
> 6 36 0 this Laspects/aspectj/LogAllToFile;
> 6 36 1 thisJoinPoint Lorg/aspectj/lang/JoinPoint;
>
>
> -----Original Message----- From: Andy Clement
> Sent: Thursday, August 04, 2011 12:24 AM
> To: AspectJ developer discussions
> Subject: Re: [aspectj-dev] LocalVariableTable
>
> 1.6.5 is over 2 years old, I would upgrade. I can't recall whether
> something related to this has been fixed in the intervening time.
>
> I don't know what 'JBE' is, I just use javap. Attach the 'javap
> -verbose -private' output for the advice method and maybe something
> will be obvious. But I would recommend trying with 1.6.11 first.
>
> cheers,
> Andy
>
> On 3 August 2011 13:51, Yoav A. <yoav_@xxxxxxxxxxx> wrote:
>>
>> It looks ok to me when checking with JBE. Is there any other way to check?
>>
>> This is the code:
>> before() : everything() && scopeBefore() {
>> log("before", thisJoinPoint);
>> }
>>
>> in the LocalVariableTable I have two entries:
>> this and thisJoinpoint both start at pc 6. I there anything else to check?
>>
>> I am still with AJ 165, was there anything fixed since then in that area?
>>
>>
>> -----Original Message----- From: Andy Clement
>> Sent: Wednesday, August 03, 2011 10:43 PM
>> To: AspectJ developer discussions
>> Subject: Re: [aspectj-dev] LocalVariableTable
>>
>> Could be an issue with the local variable table. Does it look valid
>> to you? i.e. what is the method that is having trouble, what class is
>> it in, what does the local variable table look like for that method?
>>
>> I remember a bug from a while back where some of the methods generated
>> for around advice had unhelpful local variable table entries but that
>> was addressed. You haven't mentioned which AspectJ you are using, I
>> assume 1.6.11 or later...
>>
>> If the local variable table looks funky, please raise a bug.
>>
>> Andy
>>
>> 2011/8/3 Yoav A. <yoav_@xxxxxxxxxxx>:
>>>
>>> Hi
>>>
>>> I am trying to write code over JDU that attempts to debug AJ code.
>>> At some point when examining a stack frame inside an advice, I am trying
>>> to
>>> get a mirror to the ‘this’ object using StackFrame.thisObject(). I get an
>>> exception:
>>> Exception in thread "active event system driver"
>>> com.sun.jdi.InternalException: Unexpected JDWP Error: 35
>>> at
>>> com.sun.tools.jdi.JDWPException.toJDIException(JDWPException.java:47)
>>> at com.sun.tools.jdi.StackFrameImpl.thisObject(StackFrameImpl.java:127)
>>>
>>> Searching for this message leads to this old bug:
>>> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=5005668
>>>
>>> could there be such a problem with ajc?
>>>
>>>
>>>
>>> _______________________________________________
>>> aspectj-dev mailing list
>>> aspectj-dev@xxxxxxxxxxx
>>> https://dev.eclipse.org/mailman/listinfo/aspectj-dev
>>>
>>>
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