https://community.cloudera.com/t5/Support-Questions/How-to-create-custom-hashmap-accumulator-in-spark-using-java/m-p/242047#M203850 <P>Hi All,<BR />I want to create the custom hashmap accumulator in spark for one of my use case. I have already referred and implemented Accumulator as per code is given on below links but not found an end-to-end example for the same. I am trying to do it in java.<BR /><A href="https://www.brosinski.com/post/extending-spark-accumulators/">https://www.brosinski.com/post/extending-spark-accumulators/</A></P><P><BR /></P><P>Problem :<BR />I want to know, How Can I increment value for each key in the same accumulator within foreach() transformation?</P><P><BR /></P> Sat, 08 Jun 2019 16:27:56 GMT Manus 2019-06-08T16:27:56Z