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Add Spring Boot 4.0 support with working samples #1585

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b81f00b
Add Spring Boot 4.0 support with working samples
tobixlea Jan 5, 2026
88f7283
add java25 runtime support to springboot4
tobixlea Jan 6, 2026
a39062c
remove duplicate code
tobixlea Jan 8, 2026
e424240
Add jackson 3.x support for springboot 4
tobixlea Jan 9, 2026
df4a108
fix compilation errors in jersey
tobixlea Jan 9, 2026
ae84261
fix jackson exception import issues
tobixlea Jan 9, 2026
377dd70
add spring 7 support to jersey
tobixlea Jan 9, 2026
b694a46
fix junit and jackson dependency issues
tobixlea Jan 9, 2026
6b1315b
use correct project version for spring 7
tobixlea Jan 9, 2026
63673ae
springboot3 as standalone to keep jackson 2
tobixlea Jan 9, 2026
0cf2ccb
exclude jackson 3 from springboot3 module
tobixlea Jan 10, 2026
4210016
revert to 2.1.5 snapshot
tobixlea Jan 10, 2026
2692177
use 2.1.5 version, not snapshot
tobixlea Jan 10, 2026
f4eb49e
use relative path instead of parent path for spotbugs filter
tobixlea Jan 12, 2026
40f1e06
non snapshot version for sb3
tobixlea Jan 12, 2026
54d3dc6
put exclude filter directly in springboot3 module
tobixlea Jan 12, 2026
186a091
add Springboot4 to CI workflow
tobixlea Jan 13, 2026
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@ Currently the following versions are maintained:
|---------|--------|-----------------------------|-----------------|------------------------|----------------|---------------|
| 1.x | [1.x](https://github.com/aws/serverless-java-container/tree/1.x) | Java EE (javax.*) | 5.x (Boot 2.x) | 2.x | :white_check_mark: | :white_check_mark: |
| 2.x | [main](https://github.com/aws/serverless-java-container/tree/main) | Jakarta EE 9-10 (jakarta.*) | 6.x (Boot 3.x) | 3.x | :x: | :x: |
| 3.x | | Jakarta EE 11 (jakarta.*) | 7.x (Boot 4.x) | 4.x | :x: | :x: |
| 3.x | [main](https://github.com/aws/serverless-java-container/tree/main) | Jakarta EE 11 (jakarta.*) | 7.x (Boot 4.x) | 4.x | :x: | :x: |

Follow the quick start guides in [our wiki](https://github.com/aws/serverless-java-container/wiki) to integrate Serverless Java Container with your project:
* [Spring quick start](https://github.com/aws/serverless-java-container/wiki/Quick-start---Spring)
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122 changes: 122 additions & 0 deletions aws-serverless-java-container-springboot4/pom.xml
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@@ -0,0 +1,122 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>aws-serverless-java-container</artifactId>
<groupId>com.amazonaws.serverless</groupId>
<version>2.1.5-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>

<groupId>com.amazonaws.serverless</groupId>
<artifactId>aws-serverless-java-container-springboot4</artifactId>
<name>AWS Serverless Java container support - SpringBoot 4 implementation</name>
<description>Allows Java applications written for SpringBoot 4 to run in AWS Lambda</description>
<url>https://aws.amazon.com/lambda</url>
<version>2.1.5-SNAPSHOT</version>

<properties>
<spring.version>7.0.0</spring.version>
<springboot.version>4.0.0</springboot.version>
<springsecurity.version>7.0.0</springsecurity.version>
<springcloud.function.version>5.0.0</springcloud.function.version>
</properties>

<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-function-serverless-web</artifactId>
<version>${springcloud.function.version}</version>
</dependency>
<dependency>
<groupId>com.amazonaws.serverless</groupId>
<artifactId>aws-serverless-java-container-core</artifactId>
<version>2.1.5-SNAPSHOT</version>
<exclusions>
<exclusion>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
</exclusion>
</exclusions>
</dependency>
<!-- Use Jackson 3.x for Spring Boot 4 compatibility -->
<dependency>
<groupId>tools.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>3.0.2</version>
</dependency>
<dependency>
<groupId>tools.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>3.0.2</version>
</dependency>
<!-- Also include Jackson 2.x for core library compatibility -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.18.2</version>
</dependency>
<!-- Use Jackson 3.x for Spring Boot 4 compatibility -->
<dependency>
<groupId>tools.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>3.0.2</version>
</dependency>
<dependency>
<groupId>com.amazonaws.serverless</groupId>
<artifactId>aws-serverless-java-container-core</artifactId>
<version>2.1.5-SNAPSHOT</version>
<classifier>tests</classifier>
<type>test-jar</type>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webflux</artifactId>
<version>${spring.version}</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot</artifactId>
<version>${springboot.version}</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-autoconfigure</artifactId>
<version>${springboot.version}</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
<optional>true</optional>
</dependency>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>25</source>
<target>25</target>
</configuration>
</plugin>
</plugins>
</build>
</project>
97 changes: 97 additions & 0 deletions ...boot4/src/main/java/com/amazonaws/serverless/proxy/spring/AwsSpringAotTypesProcessor.java
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/*
* Copyright 2024-2024 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.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package com.amazonaws.serverless.proxy.spring;

import com.amazonaws.serverless.proxy.model.*;
import org.springframework.aot.generate.GenerationContext;
import org.springframework.aot.hint.MemberCategory;
import org.springframework.aot.hint.RuntimeHints;
import org.springframework.beans.factory.aot.BeanFactoryInitializationAotContribution;
import org.springframework.beans.factory.aot.BeanFactoryInitializationAotProcessor;
import org.springframework.beans.factory.aot.BeanFactoryInitializationCode;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;

import com.amazonaws.serverless.proxy.internal.servlet.AwsHttpServletResponse;
import com.fasterxml.jackson.core.JsonToken;

/**
* AOT Initialization processor required to register reflective hints for GraalVM.
* This is necessary to ensure proper JSON serialization/deserialization.
* It is registered with META-INF/spring/aot.factories
*
* @author Oleg Zhurakousky
*/
public class AwsSpringAotTypesProcessor implements BeanFactoryInitializationAotProcessor {

@Override
public BeanFactoryInitializationAotContribution processAheadOfTime(ConfigurableListableBeanFactory beanFactory) {
return new ReflectiveProcessorBeanFactoryInitializationAotContribution();
}

private static final class ReflectiveProcessorBeanFactoryInitializationAotContribution implements BeanFactoryInitializationAotContribution {
@Override
public void applyTo(GenerationContext generationContext, BeanFactoryInitializationCode beanFactoryInitializationCode) {
RuntimeHints runtimeHints = generationContext.getRuntimeHints();
// known static types

runtimeHints.reflection().registerType(AwsProxyRequest.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(AwsProxyResponse.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(SingleValueHeaders.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(JsonToken.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(MultiValuedTreeMap.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(Headers.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(AwsProxyRequestContext.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(ApiGatewayRequestIdentity.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS, MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES);
runtimeHints.reflection().registerType(AwsHttpServletResponse.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2ProxyRequest.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2HttpContext.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2ProxyRequestContext.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2AuthorizerMap.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2AuthorizerMap.HttpApiV2AuthorizerDeserializer.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2AuthorizerMap.HttpApiV2AuthorizerSerializer.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2IamAuthorizer.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
runtimeHints.reflection().registerType(HttpApiV2JwtAuthorizer.class,
MemberCategory.INVOKE_PUBLIC_METHODS, MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS,
MemberCategory.DECLARED_FIELDS, MemberCategory.DECLARED_CLASSES, MemberCategory.INTROSPECT_DECLARED_METHODS);
}

}
}
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