Serializer
A serializer is a software component that converts structured in-memory data into a representation suitable for storage or transmission, typically bytes.
Kafka Streams in Action, Second Edition
The Kafka Serializer interface defines the API that a serializer implementation uses to convert data into bytes.
- How it is used
- Converts producer-side event objects into Kafka transport bytes while preserving a producer-consumer event contract.
- How deep it goes
- Defines serialize, explains client configuration, and demonstrates Schema Registry and custom Jackson implementations without producer-client internals.
- Examples
- Demonstrates Avro-generated Avenger objects, KafkaAvroSerializer configuration, custom Jackson serialization, and Avro unions for multiple event types.
- What you can do after
- Build it from scratch by implementing serialize, or apply it via Schema Registry serializer classes in Kafka producer configuration.
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Django in Action
A serializer is a component that converts application objects or data into a transport representation and may reconstruct objects from that representation.
- How it is used
- Shapes Venue API responses and creation payloads for CRUD endpoints.
- How deep it goes
- Explains ModelSchema fields, resolver methods, nesting, aliases, and .dict()-based creation without detailing serializer internals.
- Examples
- Demonstrates VenueOut with slug and URL, RoomSchema nesting, and VenueIn in an authenticated POST endpoint.
- What you can do after
- Build it from scratch by defining input, output, computed, and nested schemas for Venue endpoints.
Pro ASP.NET Core 7, Tenth Edition
A serialization component that converts application values into JSON representations and can reconstruct values from JSON.
- How it is used
- Shapes ASP.NET Core JSON responses by selecting properties, suppressing nulls, and exposing serialization failures caused by object cycles.
- How deep it goes
- Explains projection, property attributes, global options, and cycle failures, but does not detail deserialization.
- Examples
- Uses Product and Supplier responses, null-property omission, anonymous projections, and an Include query that creates a circular reference.
- What you can do after
- Operate/configure it via model attributes or Program.cs options, and diagnose object-cycle errors in related-data responses.
Read how Pro ASP.NET Core 7, Tenth Edition explains serializer →
Kafka for Architects
A serializer is a component that converts structured data into a serialized representation such as bytes for transmission or storage.
- How it is used
- Configures how Kafka producers encode keys and values before transmission, while consumers select corresponding deserializers.
- How deep it goes
- Explains client configuration, matching, runtime failure, custom implementations, and placement within producer batching.
- Examples
- Uses integer keys with string values, primitive serializers, custom implementations, and Avro, JSON, or Protobuf converter formats.
- What you can do after
- Operate/configure Kafka clients with compatible key and value serializers and deserializers.
Related concepts
- bytesproduces · Bytes are an ordered sequence of values, each conventionally eight bits, used to represent binary data.
- use.latest.versionconfigured by · use.latest.version is a Confluent serialization and deserialization setting that makes a client use the latest schema version registered for a subject.
- schema registryuses · A schema registry is a service that stores, versions, and provides schemas for structured data, often validating compatibility between schema versions.
- Serdepart of · A Serde is a component that provides serialization and deserialization for a particular data type.
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