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Introduce Jackson 3 support to MessageBrokerBeanDefinitionParser

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See gh-33798
This commit is contained in:
Sébastien Deleuze
2025-05-13 14:38:47 +02:00
parent 7acd4aec38
commit 6ae89ea397
2 changed files with 19 additions and 6 deletions
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17
spring-websocket/src/main/java/org/springframework/web/socket/config/MessageBrokerBeanDefinitionParser.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2024 the original author or authors.
* Copyright 2002-2025 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.
@@ -43,6 +43,7 @@ import org.springframework.messaging.converter.ByteArrayMessageConverter;
import org.springframework.messaging.converter.CompositeMessageConverter;
import org.springframework.messaging.converter.DefaultContentTypeResolver;
import org.springframework.messaging.converter.GsonMessageConverter;
import org.springframework.messaging.converter.JacksonJsonMessageConverter;
import org.springframework.messaging.converter.JsonbMessageConverter;
import org.springframework.messaging.converter.MappingJackson2MessageConverter;
import org.springframework.messaging.converter.StringMessageConverter;
@@ -98,6 +99,7 @@ import org.springframework.web.socket.sockjs.support.SockJsHttpRequestHandler;
*
* @author Brian Clozel
* @author Rossen Stoyanchev
* @author Sebastien Deleuze
* @since 4.0
*/
class MessageBrokerBeanDefinitionParser implements BeanDefinitionParser {
@@ -114,6 +116,8 @@ class MessageBrokerBeanDefinitionParser implements BeanDefinitionParser {
private static final int DEFAULT_MAPPING_ORDER = 1;
private static final boolean jacksonPresent;
private static final boolean jackson2Present;
private static final boolean gsonPresent;
@@ -124,6 +128,7 @@ class MessageBrokerBeanDefinitionParser implements BeanDefinitionParser {
static {
ClassLoader classLoader = MessageBrokerBeanDefinitionParser.class.getClassLoader();
jacksonPresent = ClassUtils.isPresent("tools.jackson.databind.ObjectMapper", classLoader);
jackson2Present = ClassUtils.isPresent("com.fasterxml.jackson.databind.ObjectMapper", classLoader) &&
ClassUtils.isPresent("com.fasterxml.jackson.core.JsonGenerator", classLoader);
gsonPresent = ClassUtils.isPresent("com.google.gson.Gson", classLoader);
@@ -488,6 +493,7 @@ class MessageBrokerBeanDefinitionParser implements BeanDefinitionParser {
return new RuntimeBeanReference(beanName);
}
@SuppressWarnings("removal")
private RuntimeBeanReference registerMessageConverter(
Element element, ParserContext context, @Nullable Object source) {
@@ -504,7 +510,14 @@ class MessageBrokerBeanDefinitionParser implements BeanDefinitionParser {
converters.setSource(source);
converters.add(new RootBeanDefinition(StringMessageConverter.class));
converters.add(new RootBeanDefinition(ByteArrayMessageConverter.class));
if (jackson2Present) {
if (jacksonPresent) {
RootBeanDefinition jacksonConverterDef = new RootBeanDefinition(JacksonJsonMessageConverter.class);
RootBeanDefinition resolverDef = new RootBeanDefinition(DefaultContentTypeResolver.class);
resolverDef.getPropertyValues().add("defaultMimeType", MimeTypeUtils.APPLICATION_JSON);
jacksonConverterDef.getPropertyValues().add("contentTypeResolver", resolverDef);
converters.add(jacksonConverterDef);
}
else if (jackson2Present) {
RootBeanDefinition jacksonConverterDef = new RootBeanDefinition(MappingJackson2MessageConverter.class);
RootBeanDefinition resolverDef = new RootBeanDefinition(DefaultContentTypeResolver.class);
resolverDef.getPropertyValues().add("defaultMimeType", MimeTypeUtils.APPLICATION_JSON);

8
spring-websocket/src/test/java/org/springframework/web/socket/config/MessageBrokerBeanDefinitionParserTests.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2024 the original author or authors.
* Copyright 2002-2025 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.
@@ -39,7 +39,7 @@ import org.springframework.messaging.converter.ByteArrayMessageConverter;
import org.springframework.messaging.converter.CompositeMessageConverter;
import org.springframework.messaging.converter.ContentTypeResolver;
import org.springframework.messaging.converter.DefaultContentTypeResolver;
import org.springframework.messaging.converter.MappingJackson2MessageConverter;
import org.springframework.messaging.converter.JacksonJsonMessageConverter;
import org.springframework.messaging.converter.MessageConverter;
import org.springframework.messaging.converter.StringMessageConverter;
import org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver;
@@ -343,9 +343,9 @@ class MessageBrokerBeanDefinitionParserTests {
assertThat(converters).hasSize(3);
assertThat(converters).element(0).isInstanceOf(StringMessageConverter.class);
assertThat(converters).element(1).isInstanceOf(ByteArrayMessageConverter.class);
assertThat(converters).element(2).isInstanceOf(MappingJackson2MessageConverter.class);
assertThat(converters).element(2).isInstanceOf(JacksonJsonMessageConverter.class);
ContentTypeResolver resolver = ((MappingJackson2MessageConverter) converters.get(2)).getContentTypeResolver();
ContentTypeResolver resolver = ((JacksonJsonMessageConverter) converters.get(2)).getContentTypeResolver();
assertThat(((DefaultContentTypeResolver) resolver).getDefaultMimeType()).isEqualTo(MimeTypeUtils.APPLICATION_JSON);
DirectFieldAccessor handlerAccessor = new DirectFieldAccessor(annotationMethodMessageHandler);