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From Jonathan Bishop <jbishop....@gmail.com>
Subject Re: Exception when replacing EdgeListVertex VertexValue with my own class
Date Wed, 25 Jul 2012 06:49:37 GMT
Thanks Aljoscha,

That was the issue - I had the constructor but it was private!

Jon

On Tue, Jul 24, 2012 at 11:45 PM, Aljoscha Krettek <
aljoscha.krettek@googlemail.com> wrote:

> Hi Jon
> du you have a public constructor that takes no arguments? That is required
> for it to work and it seems to be the problem here.
>
> --
> aljoscha
>
>
> On Wed, Jul 25, 2012 at 8:27 AM, Jonathan Bishop <jbishop.rwc@gmail.com>wrote:
>
>> Hi,
>>
>> I have been investigating the exception below. It happens when I attempt to replace
the vertex value class, which had been LongWritable, with a new class I am writing, MyGraphVertexValue.
>>
>> I am using Giraph-0.1. I have declared MyGraphVertex public so I am not sure why
this would be happening.
>>
>>
>> Thanks,
>>
>> Jon
>>
>>
>>
>> java.lang.IllegalAccessException: Class org.apache.giraph.graph.BspUtils can not
access a member of class MyGraphVertexValue with modifiers ""
>> 	at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:95)
>>
>>
>> 	at java.lang.Class.newInstance0(Class.java:366)
>> 	at java.lang.Class.newInstance(Class.java:325)
>> 	at org.apache.giraph.graph.BspUtils.createVertexValue(BspUtils.java:379)
>>
>>
>

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