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Option to pair AnnotationIntrospector instances

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Closes gh-22830
This commit is contained in:
Rossen Stoyanchev
2020-02-05 18:35:46 +00:00
parent 9aea10179b
commit ba5fc21ab4
2 changed files with 33 additions and 6 deletions
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21
spring-web/src/main/java/org/springframework/http/converter/json/Jackson2ObjectMapperBuilder.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -26,6 +26,7 @@ import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
import java.util.function.Function;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonFilter;
@@ -45,6 +46,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.PropertyNamingStrategy;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.cfg.HandlerInstantiator;
import com.fasterxml.jackson.databind.introspect.AnnotationIntrospectorPair;
import com.fasterxml.jackson.databind.jsontype.TypeResolverBuilder;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.ser.FilterProvider;
@@ -260,6 +262,23 @@ public class Jackson2ObjectMapperBuilder {
return this;
}
/**
* Alternative to {@link #annotationIntrospector(AnnotationIntrospector)}
* that allows combining with rather than replacing the currently set
* introspector, e.g. via
* {@link AnnotationIntrospectorPair#pair(AnnotationIntrospector, AnnotationIntrospector)}.
* @param pairingFunction a function to apply to the currently set
* introspector (possibly {@code null}); the result of the function becomes
* the new introspector.
* @since 5.2.4
*/
public Jackson2ObjectMapperBuilder annotationIntrospector(
Function<AnnotationIntrospector, AnnotationIntrospector> pairingFunction) {
this.annotationIntrospector = pairingFunction.apply(this.annotationIntrospector);
return this;
}
/**
* Specify a {@link com.fasterxml.jackson.databind.PropertyNamingStrategy} to
* configure the {@link ObjectMapper} with.