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You're reading from  Apache Kafka Quick Start Guide

Product typeBook
Published inDec 2018
Reading LevelBeginner
PublisherPackt
ISBN-139781788997829
Edition1st Edition
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Raúl Estrada
Raúl Estrada
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Raúl Estrada

Raúl Estrada has been a programmer since 1996 and a Java developer since 2001. He loves all topics related to computer science. With more than 15 years of experience in high-availability and enterprise software, he has been designing and implementing architectures since 2003. His specialization is in systems integration, and he mainly participates in projects related to the financial sector. He has been an enterprise architect for BEA Systems and Oracle Inc., but he also enjoys web, mobile, and game programming. Raúl is a supporter of free software and enjoys experimenting with new technologies, frameworks, languages, and methods. Raúl is the author of other Packt Publishing titles, such as Fast Data Processing Systems with SMACK and Apache Kafka Cookbook.
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Running the processing engine

The ProcessingEngine class coordinates the Reader and Writer classes. It contains the main method to coordinate them. Create a new file called ProcessingEngine.java in the src/main/java/monedero/ directory and copy therein the code in Listing 2.8.

The following is the content of Listing 2.8, ProcessingEngine.java:

package monedero;
public class ProcessingEngine {
public static void main(String[] args) {
String servers = args[0];
String groupId = args[1];
String sourceTopic = args[2];
String targetTopic = args[3];
Reader reader = new Reader(servers, groupId, sourceTopic);
Writer writer = new Writer(servers, targetTopic);
reader.run(writer);
}
}
Listing 2.8: ProcessingEngine.java

ProcessingEngine receives four arguments from the command line:

  • args[0] servers, the host and port of the Kafka broker
  • args[1] groupId, the consumer group...
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Apache Kafka Quick Start Guide
Published in: Dec 2018Publisher: PacktISBN-13: 9781788997829

Author (1)

author image
Raúl Estrada

Raúl Estrada has been a programmer since 1996 and a Java developer since 2001. He loves all topics related to computer science. With more than 15 years of experience in high-availability and enterprise software, he has been designing and implementing architectures since 2003. His specialization is in systems integration, and he mainly participates in projects related to the financial sector. He has been an enterprise architect for BEA Systems and Oracle Inc., but he also enjoys web, mobile, and game programming. Raúl is a supporter of free software and enjoys experimenting with new technologies, frameworks, languages, and methods. Raúl is the author of other Packt Publishing titles, such as Fast Data Processing Systems with SMACK and Apache Kafka Cookbook.
Read more about Raúl Estrada