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From Sanel Zukan <san...@gmail.com>
Subject Re: Hadoop code execution!!
Date Sat, 12 Jun 2010 08:04:31 GMT
Just make sure 'fs.default.name' (set in Configuration) is set and point to
master with 'hdfs://' prefix. Otherwise, by default, it will behave as

On Sat, Jun 12, 2010 at 9:08 AM, Jeff Zhang <zjffdu@gmail.com> wrote:
> You should put hadoop-*.core.jar on your classpath. and initialize
> your FileSystem by the following method
> public static FileSystem get(URI uri, Configuration conf)
> You can make the uri configuration in your UI.
> On Sat, Jun 12, 2010 at 2:57 PM, Sugandha Naolekar
> <sugandha.n87@gmail.com> wrote:
>> Hello!!
>>    I have developed a GUI in JAVA using Swings!! Now, I want to perform
>> simple HDFS operations such as, data transfer and retrieval of the same.
>> These all operations I want  to perform on the button click. So, I have
>> written a simple code, in which I have used FileSystem API and invoked
>> corresponding methods.
>>    Now, to execute this code, will I have to build a jar?? Also, If I dont
>> build a Jar of the entire code, but, simply run it on the click event of a
>> button, will the HDFS operations be performed. Remember, I dont want to
>> perform LocalFS tasks but the object of HDFS should get initialized. For
>> that,  creation of Configuration class 's object will be suffice??
>> Regards!
>> Sugandha!!
> --
> Best Regards
> Jeff Zhang


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