Skip to content
Advertisement

KafkaException: class is not an instance of org.apache.kafka.common.serialization.Deserializer

I want to implement Kafka producer which sends and receives Java Serialized Objects. I tried this: Producer: } Send object: Consumer: // Receive Object When I deploy the Producer I get error during deployment: Caused by: org.apache.kafka.common.KafkaException: class org.engine.plugin.transactions.factory.SaleResponseFactory is not an instance of org.apache.kafka.common.serialization.Deserializer Custom object import org.apache.kafka.common.serialization.Deserializer; @Getter @Setter @NoArgsConstructor @AllArgsConstructor @Builder(toBuilder = true) public class SaleResponseFactory implements

input arabic characters with scanner in maven project

i work on netbeans 8.2 and i create a java maven project, i want just take an input with arabic characters and display it and that don’t work properly : NOTES: i have already change netbeans configuration (/etc/netbeans.conf) to accept UTF-8 encoding but i have this probleme just with MAVEN projects. Answer Try to run code in other environment. May

Class, interface, or enum expected 2 errors [closed]

Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 2 years ago. Improve this question

Storing lower triangle of a matrix into an array

I want to store the lower triangle of a matrix into a single dimension array. When I print the lower triangle it is fine as it has the respected output. The trouble I am having is with the index position when I try to add the diagonals to a separate array. The right values are collected but in the wrong

No Main Class found when running a dockerizing image

I have a university project which consist of building a Java Spring Boot application that can handle multiple APIs that can start new docker containers running jar applications. For the moment, I was able to experiment how Spring Boot works, so I built a simple jar to deploy a simple greeting API that returns “Hello World!” So I have built

Advertisement