Using Custom Message Codecs in Vert.x Event Bus to Reduce JSON Overhead
Learn how to register a custom MessageCodec in Vert.x Event Bus to send domain objects without JSON overhead, with a full example and pitfalls to avoid.
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javaDecoupling Vert.x Services with the Event Bus Request-Response Pattern
Learn how to use the Vert.x Event Bus request-response pattern to decouple services, maintain non-blocking performance, and prepare your application for clustering.
Clustering Vert.x Event Bus with Hazelcast: A Practical Decision Guide
Learn how to turn the Vert.x event bus into a distributed bus using Hazelcast, see a concrete two‑node example, and weigh the trade‑offs before you add clustering to your reactive app.
Configure a Vert.x 4.x Clustered Event Bus with Custom Codecs and Reliable Request-Response
Step‑by‑step guide to start a Vert.x 4.x clustered event bus, register a custom codec, and use timed request‑response messaging with failure handling.
Vert.x Event Bus Request‑Response: A Non‑Blocking Alternative to REST for Microservices
Learn how Vert.x Event Bus request‑response replaces blocking REST calls with a fully non‑blocking, message‑driven pattern. Get a concrete Java example, trade‑off analysis, and actionable next steps to scale microservices.
Using Vert.x Event Bus Request‑Response for Asynchronous Service Calls
Learn how to use Vert.x Event Bus request‑response for non‑blocking service‑to‑service calls, with a working Java example, limits, and common pitfalls.
Building a Vert.x Clustered Event Bus with Hazelcast: From Setup to Verification
Learn how to enable Vert.x’s clustered event bus with Hazelcast, run a simple sender/receiver example across two JVMs, and verify the setup while understanding latency and version‑compatibility trade‑offs.
Choosing the Right Event Bus Messaging Pattern in Vert.x
A technical guide on choosing between Point-to-Point, Publish-Subscribe, and Request-Response patterns in the Vert.x Event Bus to optimize load balancing and event delivery.
Decoupling Verticles with the Vert.x Event Bus
Stop using direct object references in Vert.x. Learn how to use the Event Bus to decouple verticles using point-to-point, request-response, and pub-sub patterns for scalable architecture.