Which HBase version are you using ?
Can you show the full stack trace ?
Cheers
On Mon, Dec 22, 2014 at 11:02 AM, Antony Mayi <antonym...@yahoo.com.invalid>
wrote:
> Hi,
>
> can anyone please give me some help how to write custom converter of hbase
> data to (for example) tuples of ((family, qualifier, value), ) for pyspark:
>
> I was trying something like (here trying to tuples of
> ("family:qualifier:value", )):
>
>
> class HBaseResultToTupleConverter extends Converter[Any, List[String]] {
> override def convert(obj: Any): List[String] = {
> val result = obj.asInstanceOf[Result]
> result.rawCells().map(cell =>
> List(Bytes.toString(CellUtil.cloneFamily(cell)),
> Bytes.toString(CellUtil.cloneQualifier(cell)),
> Bytes.toString(CellUtil.cloneValue(cell))).mkString(":")
> ).toList
> }
> }
>
>
> but then I get a error:
>
> 14/12/22 16:27:40 WARN python.SerDeUtil:
> Failed to pickle Java object as value: $colon$colon, falling back
> to 'toString'. Error: couldn't introspect javabean:
> java.lang.IllegalArgumentException: wrong number of arguments
>
>
> does anyone have a hint?
>
> Thanks,
> Antony.
>
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