http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/home-user-udfs-jar-same-question-tp2940p2945.html
> On Sep 25, 2015, at 5:27 PM, Fabian Hueske <
[hidden email]> wrote:
>
> Hi Deng Jie,
>
> your Flink program needs to be packaged into a JAR file.
> The Flink quickstart Maven archetypes for Java [1] and Scala [2] help to setup a Maven project that packages your program correctly into a JAR file.
>
> Best, Fabian
>
> [1]
https://ci.apache.org/projects/flink/flink-docs-release-0.9/quickstart/java_api_quickstart.html> [2]
https://ci.apache.org/projects/flink/flink-docs-release-0.9/quickstart/scala_api_quickstart.html>
> 2015-09-25 10:15 GMT+02:00 Deng Jie <
[hidden email]>:
> Dear Chiwan,
> However, 'createRemoteEnvironment' method must specify this parameter.
>
> -- Best wishes for you
> 邓杰
> 15994846535
>
> 2015-09-25 13:42 GMT+08:00 Chiwan Park <
[hidden email]>:
> Hi Deng,
>
> The jarFiles parameter of `createRemoteEnvironment` means that the path of your custom library jar. If you don’t need custom library, you can omit the parameter.
>
> Regards,
> Chiwan Park
>
> > On Sep 25, 2015, at 10:48 AM, Deng Jie <
[hidden email]> wrote:
> >
> > Dear Flink org,i have same question,like:
> > public static void main(String[] args) throws Exception {
> >
> > ExecutionEnvironment env
> > =
> > ExecutionEnvironment
> >
> > .createRemoteEnvironment("flink-master", 6123, "/home/user/udfs.jar");
> >
> >
> > DataSet
> > <String> data = env.readTextFile("hdfs://path/to/file");
> >
> >
> > data
> >
> > .filter(new FilterFunction<String>() {
> >
> >
> > public boolean filter(String value) {
> >
> >
> > return value.startsWith("http://");
> >
> >
> > }
> >
> >
> > })
> >
> >
> > .writeAsText("hdfs://path/to/result");
> >
> >
> > env
> > .execute();
> > }
> >
> > How to write the file(udfs.jar),can you give me an example?In addition,can this parameter as an option?
> >
> > -- Best wishes for you
>
>
>
>
>