Put dataset to hadoop file system
hdfs dfs -mkdir /input
hdfs dfs -put data/retail.dat /input
In root of project build jar file with maven
mvn clean install
Jar file builded located in target folder Run this command before hadoop started
hadoop jar target/lab-1.0-SNAPSHOT.jar lab3b.App /input /output
Get output to project
hdfs dfs -get /output output