Sure, will do that. Thanks
On Mon, May 27, 2019 at 2:41 PM Kevin Ratnasekera <djkevincr1...@gmail.com> wrote: > Hi Lahiru, > > As per the offline chat we had, please start a new mail thread on adding > design details, related to approach ( writing custom source and sink > connectors [3] ) you have taken on implementation of Jet execution engine > support. That way community can comment on your project work. > > [1] https://jet.hazelcast.org/connectors/batch-connectors/ > > Regards > Kevin > > On Sun, May 19, 2019 at 1:15 PM Lahiru Jayasekera <mlpjayasek...@gmail.com> > wrote: > >> Hi all, >> This is the[1] hdfs connector for hazelcast jet. >> >> Here the problem is hazelcast jet is using `org.apache.hadoop.mapred` >> package and gora is using `org.apache.hadoop.mapreduce` package. >> >> These are two APIs exposed by hadoop to create hadoop jobs and etc. >> Eventhough these two are similar in functionality, both the packages are >> shiped with hadoop. See this answer[2], >> >> So I thought of writing an InputFormat for gora with the support of older >> package(`org.apache.hadoop.mapred`). >> >> Please correct me if I'm going in the wrong direction. Your Feedback is >> appreciated. >> >> [1] https://docs.hazelcast.org/docs/jet/0.7/manual/#hdfs >> [2] https://stackoverflow.com/a/7600339 >> >> Thanks and regards >> Lahiru >> >> On Fri, Apr 26, 2019 at 6:32 PM Lahiru Jayasekera < >> mlpjayasek...@gmail.com> >> wrote: >> >> > Hi Madhawa, >> > Sorry for the late reply. Sure I'll try that and let you know. >> > >> > Thanks >> > >> > On Tue, Apr 23, 2019 at 2:24 PM Madhawa Kasun Gunasekara < >> > madhaw...@gmail.com> wrote: >> > >> >> Hi Lahiru, >> >> >> >> Good initiative. >> >> It seems like we need to use hadoop-hdfs and hadoop common with version >> >> 2.8.3. Try adding these dependencies, and exclude the old dependency >> from >> >> the gora, or otherwise, we can do a version upgrade in gora for >> Hadoop. at >> >> the moment we use Hadoop version 2.5.2 in gora but I prefer to upgrade >> the >> >> Hadoop versions in the gora to 2.8.3. >> >> >> >> Recently hazelcast developers released 3.0 version, We can try that >> also. >> >> >> >> Thanks, >> >> Madhawa >> >> >> >> >> >> On Sat, Apr 6, 2019 at 9:53 PM Lahiru Jayasekera < >> mlpjayasek...@gmail.com >> >> > >> >> wrote: >> >> >> >> > Hi all, >> >> > I have come up with a poc for hazelcast jet execution engine support >> for >> >> > gora. >> >> > >> >> > >> >> >> https://github.com/LahiruJayasekara/gora/blob/poc-hazelcast-jet/gora-tutorial/src/main/java/org/apache/gora/tutorial/log/HazelcastJetPOC.java >> >> > >> >> > Here I have wrote a custom source for jet. What this does is read the >> >> > AccessLog table created via LogManager example, and feed the PageView >> >> > objects to jet. >> >> > >> >> > I have also looked into using hdfs connectors of jet. But I >> encountered >> >> a >> >> > problem with conflicting hadoop versions. InputFormat class used in >> >> gora is >> >> > from pacjage 'org.apache.hadoop.mapreduce', but in jet it is ' >> >> > org.apache.hadoop.mapred.InputFormat'. >> >> > >> >> > Anyway the proposed poc works as expected. Please add your >> suggestions >> >> > here. >> >> > >> >> > Thanks and regards >> >> > >> >> > -- >> >> > Lahiru Jayasekara >> >> > Batch 15 >> >> > Faculty of Information Technology >> >> > University of Moratuwa >> >> > 0716492170 >> >> > >> >> >> > >> > >> > -- >> > Lahiru Jayasekara >> > Batch 15 >> > Faculty of Information Technology >> > University of Moratuwa >> > 0716492170 >> > >> >> >> -- >> Lahiru Jayasekara >> Batch 15 >> Faculty of Information Technology >> University of Moratuwa >> 0716492170 >> > -- Lahiru Jayasekara Batch 15 Faculty of Information Technology University of Moratuwa 0716492170