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From Thomas Jungblut <thomas.jungb...@gmail.com>
Subject Re: Can Aggregator store a queue or a map for global communication?
Date Thu, 29 Nov 2012 12:01:35 GMT
Yes, if they are Writable and are part of your vertex message or value type.
You may want to have a look at MapWritable or other serializable
collections in the org.apache.hadoop.io package.

2012/11/29 lee fei <chirsfei@gmail.com>

> Hi,
>   I am a newbie to hama,Can Aggregator in graph package store an Arraylist
> or a HashMap for some special usages?
> Thank you for you attention~

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