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Remove duplicated default in manual Jackson metadata

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Closes gh-49797
This commit is contained in:
Stéphane Nicoll
2026-03-26 11:19:26 +01:00
parent 6c9e52a174
commit 29674df3ee
3 changed files with 10 additions and 18 deletions
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spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jackson/JacksonAutoConfiguration.java
+9 -13
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@@ -326,19 +326,15 @@ public class JacksonAutoConfiguration {
private void configureConstructorDetector(Jackson2ObjectMapperBuilder builder) {
ConstructorDetectorStrategy strategy = this.jacksonProperties.getConstructorDetector();
if (strategy != null) {
builder.postConfigurer((objectMapper) -> {
switch (strategy) {
case USE_PROPERTIES_BASED ->
objectMapper.setConstructorDetector(ConstructorDetector.USE_PROPERTIES_BASED);
case USE_DELEGATING ->
objectMapper.setConstructorDetector(ConstructorDetector.USE_DELEGATING);
case EXPLICIT_ONLY ->
objectMapper.setConstructorDetector(ConstructorDetector.EXPLICIT_ONLY);
default -> objectMapper.setConstructorDetector(ConstructorDetector.DEFAULT);
}
});
}
builder.postConfigurer((objectMapper) -> {
switch (strategy) {
case USE_PROPERTIES_BASED ->
objectMapper.setConstructorDetector(ConstructorDetector.USE_PROPERTIES_BASED);
case USE_DELEGATING -> objectMapper.setConstructorDetector(ConstructorDetector.USE_DELEGATING);
case EXPLICIT_ONLY -> objectMapper.setConstructorDetector(ConstructorDetector.EXPLICIT_ONLY);
default -> objectMapper.setConstructorDetector(ConstructorDetector.DEFAULT);
}
});
}
}
spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jackson/JacksonProperties.java
+1 -1
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@@ -104,7 +104,7 @@ public class JacksonProperties {
* Strategy to use to auto-detect constructor, and in particular behavior with
* single-argument constructors.
*/
private ConstructorDetectorStrategy constructorDetector;
private ConstructorDetectorStrategy constructorDetector = ConstructorDetectorStrategy.DEFAULT;
/**
* Time zone used when formatting dates. For instance, "America/Los_Angeles" or
spring-boot-project/spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json
-4
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@@ -1854,10 +1854,6 @@
"name": "spring.info.git.location",
"defaultValue": "classpath:git.properties"
},
{
"name": "spring.jackson.constructor-detector",
"defaultValue": "default"
},
{
"name": "spring.jackson.datatype.enum",
"description": "Jackson on/off features for enums."