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From: Jared Cantwell <jared.cantwell@gmail.com>
Date: Thu, 7 Oct 2010 11:43:37 -0400
Message-ID: <AANLkTinQiGKtqgJC5DN_iVF5rHMzT3HC5uHHmusZVBWj@mail.gmail.com>
Subject: Re: Create node with ancestors?
To: zookeeper-user@hadoop.apache.org
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We just wrote a very simple helper method that splits the path up and
creates each parent in the path.  Its a total of 5 lines of code.
This isn't as efficient as it can be though if you're doing it
frequently (which we don't do), but it works for us.

~Jared

On Thu, Oct 7, 2010 at 11:35 AM, David Rosenstrauch <darose@darose.net> wro=
te:
> On 10/05/2010 06:20 PM, David Rosenstrauch wrote:
>>
>> The ZK "create" method explicitly states in the documentation "If the
>> parent node does not exist in the ZooKeeper, a KeeperException with
>> error code KeeperException.NoNode will be thrown." (
>>
>> (http://hadoop.apache.org/zookeeper/docs/current/api/org/apache/zookeepe=
r/ZooKeeper.html#create%28java.lang.String,%20byte[],%20java.util.List,%20o=
rg.apache.zookeeper.CreateMode%29))
>> As a result, there doesn't appear to be any one single method call that
>> can create a node, along with any missing parent nodes. This would be an
>> incredibly useful API call, though, akin to HDFS' "mkdirs" method call.
>>
>> (http://hadoop.apache.org/common/docs/r0.20.1/api/org/apache/hadoop/fs/F=
ileSystem.html#mkdirs%28org.apache.hadoop.fs.Path%29)
>>
>>
>> Anybody know if there's a call like this available somewhere in the ZK
>> API?
>>
>> Thanks,
>>
>> DR
>
> I guess that's a no. =A0:-(
>
> DR
>