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Merge pull request #36032 from garyrussell 

* gh-36032:
  Polish "Polish Kafka Properties Docs"
  Polish Kafka Properties Docs

Closes gh-36032
This commit is contained in:
Andy Wilkinson 2023-06-30 14:06:22 +01:00
parent 2cde94e13d 362182efd8
commit 7b565bd397
1 changed files with 5 additions and 3 deletions
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spring-boot-project/spring-boot-docs/src/docs/asciidoc/messaging/kafka.adoc
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@ -78,12 +78,14 @@ The properties supported by auto configuration are shown in the <<application-pr
Note that, for the most part, these properties (hyphenated or camelCase) map directly to the Apache Kafka dotted properties.
See the Apache Kafka documentation for details.
The first few of these properties apply to all components (producers, consumers, admins, and streams) but can be specified at the component level if you wish to use different values.
Properties that don't include a client type (`producer`, `consumer`, `admin`, or `streams`) in their name are considered to be common and apply to all clients.
Most of these common properties can be overridden for one or more of the client types, if needed.
Apache Kafka designates properties with an importance of HIGH, MEDIUM, or LOW.
Spring Boot auto-configuration supports all HIGH importance properties, some selected MEDIUM and LOW properties, and any properties that do not have a default value.
Only a subset of the properties supported by Kafka are available directly through the `KafkaProperties` class.
If you wish to configure the producer or consumer with additional properties that are not directly supported, use the following properties:
If you wish to configure the individual client types with additional properties that are not directly supported, use the following properties:
[source,yaml,indent=0,subs="verbatim",configprops,configblocks]
----
@ -105,7 +107,7 @@ If you wish to configure the producer or consumer with additional properties tha
"[prop.five]": "fifth"
----
This sets the common `prop.one` Kafka property to `first` (applies to producers, consumers and admins), the `prop.two` admin property to `second`, the `prop.three` consumer property to `third`, the `prop.four` producer property to `fourth` and the `prop.five` streams property to `fifth`.
This sets the common `prop.one` Kafka property to `first` (applies to producers, consumers, admins, and streams), the `prop.two` admin property to `second`, the `prop.three` consumer property to `third`, the `prop.four` producer property to `fourth` and the `prop.five` streams property to `fifth`.
You can also configure the Spring Kafka `JsonDeserializer` as follows: