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Learn how to set up Ktor’s ContentNegotiation plugin with Kotlinx Serialization, see a full example, and avoid common mistakes like missing dependencies or unsupported media types. Understand the plugin’s limits and how to test it properly.
Learn how to enable automatic JSON serialization and deserialization in Ktor’s HTTP client using the ContentNegotiation feature and Kotlinx Serialization.
Ktor picks a response format from the Accept header — and from the order you registered converters. Here's how to make that fallback deliberate.
Use Ktor Content Negotiation to move JSON serialization to the plugin edge, keep handlers type-safe, and enforce a clear DTO boundary between network and business logic.
Learn how to configure Ktor’s ContentNegotiation to serve JSON, XML, or custom MIME types based on the client’s Accept header. Follow a step‑by‑step example, trade‑offs, and a practical checklist to avoid common pitfalls.
Learn how Ktor’s ContentNegotiation plugin removes manual JSON boilerplate by automatically serializing Kotlin data classes to JSON.
Learn how to wire Ktor’s ContentNegotiation plugin with kotlinx.serialization to accept and return Kotlin data classes, see a working route, run an in‑process test, and understand the trade‑offs versus heavier frameworks.
When Accept headers cause unexpected Kraken API responses, explicit renderer registration and route-level negotiation prevent 406 errors and format mismatches.
Ktor's ContentNegotiation plugin lets one route serve JSON and XML based on the client's Accept header. Here's how to configure it, when to override it per route, and how to test the negotiation contract.
ktor
kotlin
krakenjs