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From Anis Nasir <aadi.a...@gmail.com>
Subject Re: Help needed in Compilation and execution of a giraph code(Giraph noob)
Date Wed, 29 Jan 2014 15:06:08 GMT
Dear Deepankar,

you can use steps mentioned on this link

http://anisnasir.wordpress.com/2014/01/03/running-a-custom-code-in-apache-giraph/

Regards
Anis




On Wed, Jan 29, 2014 at 4:00 PM, Deepankar Patra <deepankarbcse@gmail.com>wrote:

> Hi Jyoti,
>
> Thanks for the help. I tried your steps, while trying "mvn compile" I get
> build failure message with these two warnings:
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Building Apache Giraph Examples 1.1.0-SNAPSHOT
> [INFO]
> ------------------------------------------------------------------------
> [WARNING] The POM for org.apache.giraph:giraph-core:jar:1.1.0-SNAPSHOT is
> missing, no dependency information available
> [WARNING] The POM for
> org.apache.giraph:giraph-core:jar:tests:1.1.0-SNAPSHOT is missing, no
> dependency information available
> [INFO]
> ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO]
> ------------------------------------------------------------------------
>
> and this error message:
> [ERROR] Failed to execute goal on project giraph-examples: Could not
> resolve dependencies for project
> org.apache.giraph:giraph-examples:jar:1.1.0-SNAPSHOT: The following
> artifacts could not be resolved:
> org.apache.giraph:giraph-core:jar:1.1.0-SNAPSHOT,
> org.apache.giraph:giraph-core:jar:tests:1.1.0-SNAPSHOT: Failure to find
> org.apache.giraph:giraph-core:jar:1.1.0-SNAPSHOT in
> http://repo1.maven.org/maven2 was cached in the local repository,
> resolution will not be reattempted until the update interval of central has
> elapsed or updates are forced -> [Help 1]
>
> I dont know much of maven, tried google-ing, but it didn't help.
>
> Thanks,
> Deepankar
>
>
> On 29 January 2014 19:08, Jyoti Yadav <rao.jyoti26yadav@gmail.com> wrote:
>
>> Hi Deepankar...
>>
>> Steps to compile your own program in giraph...
>>
>> 1. write your java  program to be executed..
>> 2. Save the program in giraph-examples directory.
>> 3. in command prompt,type cd $GIRAPH_HOME
>> then cd giraph-examples
>> then type mvn compile
>> Using above command to compile,your program will be compiled..
>> To run the program
>>
>> hadoop jar $GIRAPH_HOME/giraph-examples/target/giraph-examples-1.1.0-SNAPSHOT-for-hadoop-0.20.203.0-jar-with-dependencies.jar
org.apache.giraph.GiraphRunner org.apache.giraph.examples.your_program_name -vif org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat
-vip /user/hduser/input/tiny_graph.txt -of org.apache.giraph.io.formats.IdWithValueTextOutputFormat
-op /user/hduser/output/shortestpaths -w 1
>>
>> Hope this will work for u..
>> Thanks..
>>
>>
>> On Wed, Jan 29, 2014 at 6:09 PM, Deepankar Patra <deepankarbcse@gmail.com
>> > wrote:
>>
>>> Hi all,
>>>
>>> I am new to Apache Giraph. I am struggling to compile and run my code
>>> using apache giraph. I have got giraph installed properly, I have
>>> successfully tested shortest path example too. Now when I try to write my
>>> own code I'm unable to figure out how to compile it and run, the
>>> documentation in giraph.apache.org explains nothing about it. Any help
>>> will be highly appreciated.
>>>
>>> As per my understanding the main function is in GraphRunner class, we
>>> don't need to implement the main function ourselves, but then I've no idea
>>> what to do next.
>>>
>>> Thanks,
>>> Deepankar Patra
>>>
>>
>>
>

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