35 lines
1.1 KiB
Plaintext
35 lines
1.1 KiB
Plaintext
[[features.json]]
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== JSON
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Spring Boot provides integration with three JSON mapping libraries:
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- Gson
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- Jackson
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- JSON-B
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Jackson is the preferred and default library.
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[[features.json.jackson]]
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=== Jackson
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Auto-configuration for Jackson is provided and Jackson is part of `spring-boot-starter-json`.
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When Jackson is on the classpath an `ObjectMapper` bean is automatically configured.
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Several configuration properties are provided for <<howto#howto.spring-mvc.customize-jackson-objectmapper,customizing the configuration of the `ObjectMapper`>>.
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[[features.json.gson]]
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=== Gson
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Auto-configuration for Gson is provided.
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When Gson is on the classpath a `Gson` bean is automatically configured.
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Several `+spring.gson.*+` configuration properties are provided for customizing the configuration.
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To take more control, one or more `GsonBuilderCustomizer` beans can be used.
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[[features.json.json-b]]
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=== JSON-B
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Auto-configuration for JSON-B is provided.
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When the JSON-B API and an implementation are on the classpath a `Jsonb` bean will be automatically configured.
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The preferred JSON-B implementation is Apache Johnzon for which dependency management is provided.
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