Re: NullPointer Exception while trying to access or read ReadOnly ctx in processElement method in KeyedBroadCastProcessFunction in Apache Flink

Hi, Thanks for the reply incomingRule is nothing but incomingPattern it's a typo and yes i am using in my program, here is my scenario i have streaming of json events which need to be validated against a set of rules i have multiple streams from which i am consuming data let say if i have Source

NullPointer Exception while trying to access or read ReadOnly ctx in processElement method in KeyedBroadCastProcessFunction in Apache Flink

I have some interesting scenario i am working on pattern matching in flink evaluating the incoming data against a set of patterns using keyedbroadcastprocessfunction, when i am running the program in IDE i am getting null pointer exception in processElements method when trying to access