What about the LineRank example? We had that in Scala but never had a Java Example.
On Thu, Sep 11, 2014 at 5:51 PM, Aljoscha Krettek <[email protected]> wrote: > Yes, I like that. For the ITCases I always just copied the Java ITCase. > > The only examples that are missing now are LinearRegression and the > relational stuff. > > On Thu, Sep 11, 2014 at 5:48 PM, Fabian Hueske <[email protected]> wrote: >> I just removed the old CountEdgeDegrees example. >> That was a preprocessing step for the TriangleEnumeration, and is now part >> of the new TriangleEnumerationOpt example. >> So I guess, we don't need to port that one. As I said before, I'd prefer to >> keep Java and Scala examples in sync. >> >> Cheers, Fabian >> >> 2014-09-11 17:40 GMT+02:00 Aljoscha Krettek <[email protected]>: >> >>> I added the PageRank example, thanks again fabian. :D >>> >>> Regarding the other stuff: >>> - There is a comment in DataSet.scala about including >>> org.apache.flink.api.scala._ because of the TypeInformation. >>> - I added generateSequence to ExecutionEnvironment. >>> - It is possible to use Scala Primitives in Array, I noticed it while >>> writing the tests, you probably had an older version of the code. >>> - Yes, using List and other Interfaces is not possible, this is also >>> a restriction in the Java API. >>> >>> What do you think about the interface of join and coGroup? Right now, >>> you can either use a lambda that returns an Option or the lambda with >>> the Collector. Originally I wanted to have also have a lambda that >>> returns a Collection, but due to type erasure this has the same type >>> as the lambda with the Option so I couldn't use it. There is an >>> implicit conversion from Option to a Collection, so I could change it >>> without breaking the examples we have now. What do you think? >>> >>> So far we have ported: WordCount, KMeans, ConnectedComponents, >>> WebLogAnalysis, TransitiveClosureNaive, TriangleEnumerationNaive/Opt, >>> PageRank >>> >>> These are the examples people called dibs on: >>> - BatchGradientDescent (Márton) (Should be a port of LinearRegression >>> Example from Java) >>> - ComputeEdgeDegrees (Hermann) >>> >>> Those are unclaimed (if I'm not mistaken): >>> - The relational Stuff >>> >>> On Thu, Sep 11, 2014 at 3:06 PM, Stephan Ewen <[email protected]> wrote: >>> > +1 for removing RelationQuery >>> > >>> > On Thu, Sep 11, 2014 at 3:04 PM, Aljoscha Krettek <[email protected]> >>> > wrote: >>> > >>> >> By the way, what was called BatchGradientDescent in the Scala examples >>> >> should be replaced by a port of the LinearRegression Example from >>> >> Java. I had them as two separate examples earlier. >>> >> >>> >> What about RelationalQuery and TPC-H-Q3. Any thoughts about removing >>> >> RelationalQuery? >>> >> >>> >> On Thu, Sep 11, 2014 at 11:43 AM, Aljoscha Krettek <[email protected] >>> > >>> >> wrote: >>> >> > I added the Triangle Enumeration Examples, thanks Fabian. >>> >> > >>> >> > So far we have ported: WordCount, KMeans, ConnectedComponents, >>> >> > WebLogAnalysis, TransitiveClosureNaive, TriangleEnumerationNaive/Opt >>> >> > >>> >> > These are the examples people called dibs on: >>> >> > - PageRank (Fabian) >>> >> > - BatchGradientDescent (Márton) >>> >> > - ComputeEdgeDegrees (Hermann) >>> >> > >>> >> > Those are unclaimed (if I'm not mistaken): >>> >> > - The relational Stuff >>> >> > - LinearRegression >>> >> > >>> >> > On Wed, Sep 10, 2014 at 6:04 PM, Aljoscha Krettek < >>> [email protected]> >>> >> wrote: >>> >> >> Thanks, I added it. I'll keep a running list of ported/unported >>> >> >> examples in my mails. I'll rename the java example package to >>> examples >>> >> >> once the Scala API merge is done. >>> >> >> >>> >> >> I think the termination criterion is fine as it is. Just because >>> Scala >>> >> >> enables functional programming doesn't mean it's always the best >>> >> >> choice. :D >>> >> >> >>> >> >> So far we have ported: WordCount, KMeans, ConnectedComponents, >>> >> >> WebLogAnalysis, TransitiveClosureNaive >>> >> >> >>> >> >> These are the examples people called dibs on: >>> >> >> - TriangleEnumration and PageRank (Fabian) >>> >> >> - BatchGradientDescent (Márton) >>> >> >> - ComputeEdgeDegrees (Hermann) >>> >> >> >>> >> >> Those are unclaimed (if I'm not mistaken): >>> >> >> - The relational Stuff >>> >> >> - LinearRegression >>> >> >> >>> >> >> Cheers, >>> >> >> Aljoscha >>> >> >> >>> >> >> On Wed, Sep 10, 2014 at 4:23 PM, Kostas Tzoumas <[email protected] >>> > >>> >> wrote: >>> >> >>> Transitive closure here, I also added a termination criterion in the >>> >> Java >>> >> >>> version: >>> >> https://github.com/ktzoumas/incubator-flink/tree/tc-scala-example >>> >> >>> >>> >> >>> Perhaps you can make the termination criterion in Scala more >>> >> functional? >>> >> >>> >>> >> >>> I noticed that the examples package name is example.java but >>> >> examples.scala >>> >> >>> >>> >> >>> Kostas >>> >> >>> >>> >> >>> On Tue, Sep 9, 2014 at 6:12 PM, Kostas Tzoumas <[email protected] >>> > >>> >> wrote: >>> >> >>>> >>> >> >>>> I'll take TransitiveClosure and PiEstimation (was not on your >>> list). >>> >> >>>> >>> >> >>>> If nobody volunteers for the relational stuff I can take those as >>> >> well. >>> >> >>>> >>> >> >>>> How about removing the "RelationalQuery" from both Scala and Java? >>> It >>> >> >>>> seems to be a proper subset of TPC-H Q3. Does it add some teaching >>> >> value on >>> >> >>>> top of TPC-H Q3? >>> >> >>>> >>> >> >>>> Kostas >>> >> >>>> >>> >> >>>> On Tue, Sep 9, 2014 at 5:57 PM, Aljoscha Krettek < >>> [email protected] >>> >> > >>> >> >>>> wrote: >>> >> >>>>> >>> >> >>>>> Thanks, I added it, along with an ITCase. >>> >> >>>>> >>> >> >>>>> So far we have ported: WordCount, KMeans, ConnectedComponents, >>> >> >>>>> WebLogAnalysis >>> >> >>>>> >>> >> >>>>> These are the examples people called dibs on: >>> >> >>>>> - TriangleEnumration and PageRank (Fabian) >>> >> >>>>> - BatchGradientDescent (Márton) >>> >> >>>>> - ComputeEdgeDegrees (Hermann) >>> >> >>>>> >>> >> >>>>> Those are unclaimed (if I'm not mistaken): >>> >> >>>>> - TransitiveClosure >>> >> >>>>> - The relational Stuff >>> >> >>>>> - LinearRegression >>> >> >>>>> >>> >> >>>>> Cheers, >>> >> >>>>> Aljoscha >>> >> >>>>> >>> >> >>>>> On Tue, Sep 9, 2014 at 5:21 PM, Kostas Tzoumas < >>> [email protected]> >>> >> >>>>> wrote: >>> >> >>>>> > WebLog here: >>> >> >>>>> > >>> >> >>>>> > >>> >> >>> https://github.com/ktzoumas/incubator-flink/tree/webloganalysis-example-scala >>> >> >>>>> > >>> >> >>>>> > Do you need any more done? >>> >> >>>>> > >>> >> >>>>> > On Tue, Sep 9, 2014 at 3:08 PM, Aljoscha Krettek < >>> >> [email protected]> >>> >> >>>>> > wrote: >>> >> >>>>> > >>> >> >>>>> >> I added the ConnectedComponents Example from Vasia. >>> >> >>>>> >> >>> >> >>>>> >> Keep 'em coming, people. :D >>> >> >>>>> >> >>> >> >>>>> >> On Mon, Sep 8, 2014 at 6:07 PM, Fabian Hueske < >>> [email protected] >>> >> > >>> >> >>>>> >> wrote: >>> >> >>>>> >> > Alright, will do. >>> >> >>>>> >> > Thanks! >>> >> >>>>> >> > >>> >> >>>>> >> > 2014-09-08 17:48 GMT+02:00 Aljoscha Krettek < >>> >> [email protected]>: >>> >> >>>>> >> > >>> >> >>>>> >> >> Ok people, executive decision. :D >>> >> >>>>> >> >> >>> >> >>>>> >> >> Please look at KMeansData.java and KMeans.scala. I'm storing >>> >> the >>> >> >>>>> >> >> data >>> >> >>>>> >> >> in multi-dimensional object arrays and then converting it to >>> >> the >>> >> >>>>> >> >> required Java or Scala objects. >>> >> >>>>> >> >> >>> >> >>>>> >> >> Also, I changed isEqualTo to equalTo to make it consistent >>> >> with the >>> >> >>>>> >> >> Java >>> >> >>>>> >> >> API. >>> >> >>>>> >> >> >>> >> >>>>> >> >> Regarding Join (and coGroup). There is no need for a >>> keyword, >>> >> you >>> >> >>>>> >> >> can >>> >> >>>>> >> >> just write: >>> >> >>>>> >> >> >>> >> >>>>> >> >> left.join(right).where(0).equalTo(1) { (le, re) => new >>> >> MyResult(le, >>> >> >>>>> >> >> re) >>> >> >>>>> >> } >>> >> >>>>> >> >> >>> >> >>>>> >> >> On Mon, Sep 8, 2014 at 2:07 PM, Fabian Hueske < >>> >> [email protected]> >>> >> >>>>> >> wrote: >>> >> >>>>> >> >> > Aside from the DataSet issue, I also found an >>> inconsistency >>> >> with >>> >> >>>>> >> >> > the >>> >> >>>>> >> Java >>> >> >>>>> >> >> > API. In Java join is done as: >>> >> >>>>> >> >> > >>> >> >>>>> >> >> > ds1.join(ds2).where(...).equalTo(...) >>> >> >>>>> >> >> > >>> >> >>>>> >> >> > where in the current Scala this is: >>> >> >>>>> >> >> > >>> >> >>>>> >> >> > ds1.join(d2).where(...).isEqualTo(...) >>> >> >>>>> >> >> > >>> >> >>>>> >> >> > isEqualTo() should be renamed to equalTo(), IMO. >>> >> >>>>> >> >> > Also, join (+cross and coGroup?) lacks the with() method >>> >> because >>> >> >>>>> >> "with" >>> >> >>>>> >> >> is >>> >> >>>>> >> >> > a keyword in Scala. Should be offer something similar for >>> >> Scala >>> >> >>>>> >> >> > or go >>> >> >>>>> >> >> with >>> >> >>>>> >> >> > map() on Tuple2(left, right)? >>> >> >>>>> >> >> > >>> >> >>>>> >> >> > 2014-09-08 13:51 GMT+02:00 Stephan Ewen <[email protected] >>> >: >>> >> >>>>> >> >> > >>> >> >>>>> >> >> >> Instead of Strings, Object[][] would work as well. That >>> is a >>> >> >>>>> >> >> >> generic >>> >> >>>>> >> >> >> representation of a Tuple. >>> >> >>>>> >> >> >> >>> >> >>>>> >> >> >> Alternatively, they could be stored as Java or Scala >>> Tuples, >>> >> >>>>> >> >> >> with a >>> >> >>>>> >> >> generic >>> >> >>>>> >> >> >> utility method to convert between the two. >>> >> >>>>> >> >> >> >>> >> >>>>> >> >> >> On Mon, Sep 8, 2014 at 10:55 AM, Fabian Hueske >>> >> >>>>> >> >> >> <[email protected]> >>> >> >>>>> >> >> wrote: >>> >> >>>>> >> >> >> >>> >> >>>>> >> >> >> > Yeah, I ran into the same problem... >>> >> >>>>> >> >> >> > >>> >> >>>>> >> >> >> > +1 for using Strings and parsing them, but using the >>> >> >>>>> >> >> >> > CSVFormat >>> >> >>>>> >> won't >>> >> >>>>> >> >> >> work >>> >> >>>>> >> >> >> > because this is based on a FileInputFormat. >>> >> >>>>> >> >> >> > So we would need to parse the Strings manually... >>> >> >>>>> >> >> >> > >>> >> >>>>> >> >> >> > 2014-09-08 10:35 GMT+02:00 Aljoscha Krettek >>> >> >>>>> >> >> >> > <[email protected]>: >>> >> >>>>> >> >> >> > >>> >> >>>>> >> >> >> > > Hi, >>> >> >>>>> >> >> >> > > on second thought. Maybe we should just change all >>> the >>> >> >>>>> >> >> >> > > example >>> >> >>>>> >> input >>> >> >>>>> >> >> >> > > data to strings and use CSV input formats in all the >>> >> >>>>> >> >> >> > > examples. >>> >> >>>>> >> What >>> >> >>>>> >> >> do >>> >> >>>>> >> >> >> > > you think? >>> >> >>>>> >> >> >> > > >>> >> >>>>> >> >> >> > > Cheers, >>> >> >>>>> >> >> >> > > Aljoscha >>> >> >>>>> >> >> >> > > >>> >> >>>>> >> >> >> > > On Mon, Sep 8, 2014 at 7:46 AM, Aljoscha Krettek < >>> >> >>>>> >> >> [email protected]> >>> >> >>>>> >> >> >> > > wrote: >>> >> >>>>> >> >> >> > > > Hi, >>> >> >>>>> >> >> >> > > > yes it's unfortunate that the data types are >>> >> incompatible. >>> >> >>>>> >> >> >> > > > I'm >>> >> >>>>> >> >> afraid >>> >> >>>>> >> >> >> > > > you have to to what you proposed: move the data to >>> a >>> >> >>>>> >> >> >> > > > static >>> >> >>>>> >> field >>> >> >>>>> >> >> and >>> >> >>>>> >> >> >> > > > convert it in the getDefaultEdgeDataSet() method in >>> >> Scala. >>> >> >>>>> >> >> >> > > > It's >>> >> >>>>> >> >> not >>> >> >>>>> >> >> >> > > > nice, but copying would duplicate the data and >>> make it >>> >> >>>>> >> >> >> > > > easier >>> >> >>>>> >> for >>> >> >>>>> >> >> it >>> >> >>>>> >> >> >> > > > to go out of sync in the Java and Scala versions. >>> >> >>>>> >> >> >> > > > >>> >> >>>>> >> >> >> > > > What do the others think? This will probably occur >>> in >>> >> all >>> >> >>>>> >> >> >> > > > the >>> >> >>>>> >> >> >> examples. >>> >> >>>>> >> >> >> > > > >>> >> >>>>> >> >> >> > > > Cheers, >>> >> >>>>> >> >> >> > > > Aljoscha >>> >> >>>>> >> >> >> > > > >>> >> >>>>> >> >> >> > > > On Sun, Sep 7, 2014 at 10:04 PM, Vasiliki Kalavri >>> >> >>>>> >> >> >> > > > <[email protected]> wrote: >>> >> >>>>> >> >> >> > > >> Hey, >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> I have ported the Connected Components example, >>> but >>> >> I am >>> >> >>>>> >> >> >> > > >> not >>> >> >>>>> >> sure >>> >> >>>>> >> >> >> how >>> >> >>>>> >> >> >> > to >>> >> >>>>> >> >> >> > > >> reuse the example input data from java-examples. >>> >> >>>>> >> >> >> > > >> In the ConnectedComponentsData class, the vertices >>> >> and >>> >> >>>>> >> >> >> > > >> edges >>> >> >>>>> >> data >>> >> >>>>> >> >> >> are >>> >> >>>>> >> >> >> > > >> produced by the methods getDefaultVertexDataSet() >>> >> >>>>> >> >> >> > > >> and getDefaultEdgeDataSet(), which take >>> >> >>>>> >> >> >> > > >> an org.apache.flink.api.java.ExecutionEnvironment >>> as >>> >> >>>>> >> parameter. >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> One way is to provide public static fields (like >>> in >>> >> the >>> >> >>>>> >> >> >> WordCountData >>> >> >>>>> >> >> >> > > >> class), but this introduces a conversion >>> >> >>>>> >> >> >> > > >> from org.apache.flink.api.java.tuple.Tuple2 to >>> Scala >>> >> >>>>> >> >> >> > > >> tuple and >>> >> >>>>> >> >> from >>> >> >>>>> >> >> >> > > >> java.lang.Long to scala.Long and I guess this is >>> an >>> >> >>>>> >> unnecessary >>> >> >>>>> >> >> >> > > complexity >>> >> >>>>> >> >> >> > > >> for an example (?). >>> >> >>>>> >> >> >> > > >> Another way is, of course, to copy the example >>> data >>> >> in >>> >> >>>>> >> >> >> > > >> the >>> >> >>>>> >> Scala >>> >> >>>>> >> >> >> > > example. >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> Am I missing something here? >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> Thanks! >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> Cheers, >>> >> >>>>> >> >> >> > > >> V. >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >> On 5 September 2014 15:52, Aljoscha Krettek < >>> >> >>>>> >> [email protected] >>> >> >>>>> >> >> > >>> >> >>>>> >> >> >> > > wrote: >>> >> >>>>> >> >> >> > > >> >>> >> >>>>> >> >> >> > > >>> Alright, I updated my repo: >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >>> >> https://github.com/aljoscha/incubator-flink/commits/scala-rework >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >> > > >>> This now has a working WordCount example. It's >>> >> pretty >>> >> >>>>> >> >> >> > > >>> much a >>> >> >>>>> >> >> copy >>> >> >>>>> >> >> >> of >>> >> >>>>> >> >> >> > > >>> the Java example with some fixups for the syntax >>> and >>> >> >>>>> >> >> >> > > >>> lambda >>> >> >>>>> >> >> >> > functions. >>> >> >>>>> >> >> >> > > >>> You'll also notice that I added the java-examples >>> >> as a >>> >> >>>>> >> >> dependency >>> >> >>>>> >> >> >> for >>> >> >>>>> >> >> >> > > >>> the scala-examples. I did this to reuse the >>> example >>> >> >>>>> >> >> >> > > >>> input >>> >> >>>>> >> data. >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >> > > >>> When you ported a program you can do a pull >>> request >>> >> >>>>> >> >> >> > > >>> against >>> >> >>>>> >> my >>> >> >>>>> >> >> repo >>> >> >>>>> >> >> >> > > >>> and I will collect the examples. >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >> > > >>> Happy coding. :D >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >> > > >>> On Fri, Sep 5, 2014 at 12:19 PM, Hermann Gábor < >>> >> >>>>> >> >> >> [email protected] >>> >> >>>>> >> >> >> > > >>> >> >>>>> >> >> >> > > >>> wrote: >>> >> >>>>> >> >> >> > > >>> > +1 >>> >> >>>>> >> >> >> > > >>> > >>> >> >>>>> >> >> >> > > >>> > ComputeEdgeDegrees for me! >>> >> >>>>> >> >> >> > > >>> > >>> >> >>>>> >> >> >> > > >>> > >>> >> >>>>> >> >> >> > > >>> > On Fri, Sep 5, 2014 at 11:44 AM, Márton >>> Balassi < >>> >> >>>>> >> >> >> > > >>> [email protected]> >>> >> >>>>> >> >> >> > > >>> > wrote: >>> >> >>>>> >> >> >> > > >>> > >>> >> >>>>> >> >> >> > > >>> >> +1 >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> > > >>> >> BatchGradientDescent for me :) >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> > > >>> >> On Fri, Sep 5, 2014 at 11:15 AM, Kostas >>> Tzoumas < >>> >> >>>>> >> >> >> > > [email protected]> >>> >> >>>>> >> >> >> > > >>> >> wrote: >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> > > >>> >> > +1 >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> > I go for WebLogAnalysis. >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> > My experience with Scala consists of going >>> >> through >>> >> >>>>> >> >> >> > > >>> >> > a >>> >> >>>>> >> >> tutorial >>> >> >>>>> >> >> >> so >>> >> >>>>> >> >> >> > > this >>> >> >>>>> >> >> >> > > >>> >> will >>> >> >>>>> >> >> >> > > >>> >> > be a good stress test both for me and the >>> new >>> >> API >>> >> >>>>> >> >> >> > > >>> >> > :-) >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> > On Thu, Sep 4, 2014 at 9:09 PM, Vasiliki >>> >> Kalavri < >>> >> >>>>> >> >> >> > > >>> >> > [email protected]> >>> >> >>>>> >> >> >> > > >>> >> > wrote: >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> > > +1 for having other people implement the >>> >> >>>>> >> >> >> > > >>> >> > > examples! >>> >> >>>>> >> >> >> > > >>> >> > > Connected Components and Kmeans for me :) >>> >> >>>>> >> >> >> > > >>> >> > > >>> >> >>>>> >> >> >> > > >>> >> > > -V. >>> >> >>>>> >> >> >> > > >>> >> > > >>> >> >>>>> >> >> >> > > >>> >> > > >>> >> >>>>> >> >> >> > > >>> >> > > On 4 September 2014 21:03, Fabian Hueske < >>> >> >>>>> >> >> >> [email protected]> >>> >> >>>>> >> >> >> > > >>> wrote: >>> >> >>>>> >> >> >> > > >>> >> > > >>> >> >>>>> >> >> >> > > >>> >> > > > I go for TriangleEnumeration and >>> PageRank. >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > > Let's also do the examples similar to >>> the >>> >> Java >>> >> >>>>> >> >> examples: >>> >> >>>>> >> >> >> > > >>> >> > > > - running out-of-the-box without >>> parameters >>> >> >>>>> >> >> >> > > >>> >> > > > - parameters for external data >>> >> >>>>> >> >> >> > > >>> >> > > > - follow a similar code structure >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > > 2014-09-04 20:56 GMT+02:00 Aljoscha >>> >> Krettek < >>> >> >>>>> >> >> >> > > [email protected] >>> >> >>>>> >> >> >> > > >>> >: >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > Will do, then people can reserve their >>> >> >>>>> >> >> >> > > >>> >> > > > > favourite >>> >> >>>>> >> >> >> examples >>> >> >>>>> >> >> >> > > here. >>> >> >>>>> >> >> >> > > >>> >> > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > On Thu, Sep 4, 2014 at 8:55 PM, Fabian >>> >> Hueske >>> >> >>>>> >> >> >> > > >>> >> > > > > < >>> >> >>>>> >> >> >> > > >>> [email protected]> >>> >> >>>>> >> >> >> > > >>> >> > > > wrote: >>> >> >>>>> >> >> >> > > >>> >> > > > > > Hi, >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > > I think having examples implemented >>> by >>> >> >>>>> >> >> >> > > >>> >> > > > > > different >>> >> >>>>> >> >> >> people >>> >> >>>>> >> >> >> > > >>> proved to >>> >> >>>>> >> >> >> > > >>> >> > be >>> >> >>>>> >> >> >> > > >>> >> > > > > > valuable in the past. >>> >> >>>>> >> >> >> > > >>> >> > > > > > I'd help with two or three examples. >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > > It might be helpful if you'd port a >>> >> simple >>> >> >>>>> >> >> >> > > >>> >> > > > > > first >>> >> >>>>> >> >> one >>> >> >>>>> >> >> >> > such >>> >> >>>>> >> >> >> > > as >>> >> >>>>> >> >> >> > > >>> >> > > WordCount. >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > > Fabian >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > > 2014-09-04 18:47 GMT+02:00 Aljoscha >>> >> Krettek >>> >> >>>>> >> >> >> > > >>> >> > > > > > < >>> >> >>>>> >> >> >> > > >>> [email protected] >>> >> >>>>> >> >> >> > > >>> >> >: >>> >> >>>>> >> >> >> > > >>> >> > > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > > >> Hi, >>> >> >>>>> >> >> >> > > >>> >> > > > > >> I have a working rewrite of the >>> Scala >>> >> API >>> >> >>>>> >> >> >> > > >>> >> > > > > >> here: >>> >> >>>>> >> >> >> > > >>> >> > > > > >> >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> >>> >> https://github.com/aljoscha/incubator-flink/commits/scala-rework >>> >> >>>>> >> >> >> > > >>> >> > > > > >> >>> >> >>>>> >> >> >> > > >>> >> > > > > >> I'm hoping that I'll only have to >>> >> write >>> >> >>>>> >> >> >> > > >>> >> > > > > >> the >>> >> >>>>> >> tests >>> >> >>>>> >> >> and >>> >> >>>>> >> >> >> > > port >>> >> >>>>> >> >> >> > > >>> the >>> >> >>>>> >> >> >> > > >>> >> > > > > >> examples. Do you think it makes >>> sense >>> >> to >>> >> >>>>> >> >> >> > > >>> >> > > > > >> let >>> >> >>>>> >> other >>> >> >>>>> >> >> >> > people >>> >> >>>>> >> >> >> > > >>> port >>> >> >>>>> >> >> >> > > >>> >> the >>> >> >>>>> >> >> >> > > >>> >> > > > > >> examples, so that someone else uses >>> >> it and >>> >> >>>>> >> maybe >>> >> >>>>> >> >> >> > notices >>> >> >>>>> >> >> >> > > some >>> >> >>>>> >> >> >> > > >>> >> > quirks >>> >> >>>>> >> >> >> > > >>> >> > > > > >> in the API? >>> >> >>>>> >> >> >> > > >>> >> > > > > >> >>> >> >>>>> >> >> >> > > >>> >> > > > > >> Cheers, >>> >> >>>>> >> >> >> > > >>> >> > > > > >> Aljoscha >>> >> >>>>> >> >> >> > > >>> >> > > > > >> >>> >> >>>>> >> >> >> > > >>> >> > > > > >>> >> >>>>> >> >> >> > > >>> >> > > > >>> >> >>>>> >> >> >> > > >>> >> > > >>> >> >>>>> >> >> >> > > >>> >> > >>> >> >>>>> >> >> >> > > >>> >> >>> >> >>>>> >> >> >> > > >>> >>> >> >>>>> >> >> >> > > >>> >> >>>>> >> >> >> > >>> >> >>>>> >> >> >> >>> >> >>>>> >> >> >>> >> >>>>> >> >>> >> >>>> >>> >> >>>> >>> >> >>> >>> >> >>>
