New Year’s Resolution: Spotless Code
As your team enters the new year fresh off of a “holiday reboot”, broaden your next retrospective to look at the previous year as a whole. What went well? Where did things fall short? What ...
5 Things to Know Before Using Kafka Streams
The Kafka Streams API has been around since Apache Kafka v0.10 and as the adoption of Kafka booms, so does Kafka Streams. The Streams library enables developers to create distributed processing applications while avoiding most ...
Fault Tolerant Distributed Tracing with Apache Kafka and Jaeger
Using Jaeger tracing, I’ve been able to answer an important question that nearly every Apache Kafka project that I’ve worked on posed: how is data flowing through my distributed system? I’ve started writing about this ...
Distributed Tracing with Apache Kafka and Jaeger
If you are using Apache Kafka, you are almost certainly dealing with many applications that need to work together to accomplish some big picture goal. In other words, you are working within a distributed system. ...
Equals, Is, CompareTo, and the Groovy Identity Operator
If you’ve ever tried to determine if Object a is the same as Object b in Groovy, chances are you’ve thought a lot about a == b and a.equals(b) and a.is(b). To appropriately ask this ...
A Quick Tour of Joda Beans
One of my big headaches about Java is the amount of boilerplate code you need to put in to make things work right. Especially in POJOs. I mean, is the solution to always run “generate ...
Testing with Spring Kafka and MockSchemaRegistryClient
Spring Kafka provides a variety of testing utilities to make writing integration tests easier. Most notably, the @EmbeddedKafka annotation spins up an embedded broker (and zookeeper) available for tests. The address of the broker is set to ...
3 Kotlin Features to Improve Your Kafka Connect Development
Kafka Connect is the hub that connects your Kafka cluster to any other system. The framework aims to make it easy to pull data into Kafka as well as copy data out of Kafka. As ...
Apache Kafka and Reactive Spring Boot
This post is a continuation of the two part series exploring Apache Ignite, Apache Kafka, and Reactive Spring Boot concepts. This part covers the use of Reactive Kafka consumers to return live database events to ...
Configuring Kafka Topics with Spring Kafka
Here’s a common scenario, your engineering team decides to use Kafka and they start writing producers, consumers, connectors, streams, you name it. Before long, 6 engineers have manually created 20+ topics in the lower environment ...