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From Ryan Rawson <ryano...@gmail.com>
Subject Re: Bytes.toString(value)) returns empty string
Date Sat, 22 Jan 2011 02:20:33 GMT
The byte[].toString isnt super helpful, ad JD says it just tells you
the type ([B == array) and the identity (the number).

To get around this in HBase we call Bytes.toString and toStringBinary
_everywhere_.

-ryan

On Fri, Jan 21, 2011 at 6:17 PM, Something Something
<mailinglists19@gmail.com> wrote:
> Sorry.  Dumb user error.  Thanks JD for replying. It's good to know that the
> length is what I should look for in the future.
>
> On Fri, Jan 21, 2011 at 10:49 AM, Jean-Daniel Cryans <jdcryans@apache.org>wrote:
>
>> > The "Placement in byte" shows some value like this: [B@298488ef
>>
>> This line doesn't prove that there's actual data in that byte array,
>> it only prints the object's address. You can verify there's data by
>> looking at the length.
>>
>> Considering that the value object is empty, it'd suggest that you
>> double-check your code in order to find out why you're not getting
>> that data back if it's supposed to exist.
>>
>> J-D
>>
>> On Thu, Jan 20, 2011 at 11:52 PM, Something Something
>> <mailinglists19@gmail.com> wrote:
>> > I have a column that looks like this under hbase shell:
>> >
>> > column=Request:placement, timestamp=1295593730949,
>> > value=specific.ea.tracking.promo.deadspace2
>> >
>> >
>> > In my code I have something like this...
>> >
>> >   byte[] value = result.getValue(Bytes.toBytes("Request"),
>> > Bytes.toBytes("placement"));
>> >
>> > LOG.info("Placement in byte: " + value);
>> >
>> > LOG.info("Placement in string: " + Bytes.toString(value));
>> >
>> >
>> > The "Placement in byte" shows some value like this: [B@298488ef
>> >
>> > But "Placement in string" returns empty string.
>> >
>> > Any reason why?  Please help.  Thanks.
>> >
>>
>

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