Exception in thread "main" java.lang.IllegalArgumentException: Code generation is not supported for bean definitions declaring an instance supplier callback : Root bean: class [org.springframework.cloud.function.context.FunctionRegistration]; scope=singleton; abstract=false; lazyInit=null; autowireMode=0; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=null; factoryMethodName=null; initMethodNames=null; destroyMethodNames=null
        at org.springframework.beans.factory.aot.BeanDefinitionMethodGenerator.<init>(BeanDefinitionMethodGenerator.java:82)
        at org.springframework.beans.factory.aot.BeanDefinitionMethodGeneratorFactory.getBeanDefinitionMethodGenerator(BeanDefinitionMethodGeneratorFactory.java:100)
        at org.springframework.beans.factory.aot.BeanDefinitionMethodGeneratorFactory.getBeanDefinitionMethodGenerator(BeanDefinitionMethodGeneratorFactory.java:115)
        at org.springframework.beans.factory.aot.BeanRegistrationsAotProcessor.processAheadOfTime(BeanRegistrationsAotProcessor.java:49)
        at org.springframework.beans.factory.aot.BeanRegistrationsAotProcessor.processAheadOfTime(BeanRegistrationsAotProcessor.java:37)
        at org.springframework.context.aot.BeanFactoryInitializationAotContributions.getContributions(BeanFactoryInitializationAotContributions.java:67)
        at org.springframework.context.aot.BeanFactoryInitializationAotContributions.<init>(BeanFactoryInitializationAotContributions.java:49)
        at org.springframework.context.aot.BeanFactoryInitializationAotContributions.<init>(BeanFactoryInitializationAotContributions.java:44)
        at org.springframework.context.aot.ApplicationContextAotGenerator.lambda$processAheadOfTime$0(ApplicationContextAotGenerator.java:58)
        at org.springframework.context.aot.ApplicationContextAotGenerator.withCglibClassHandler(ApplicationContextAotGenerator.java:67)
        at org.springframework.context.aot.ApplicationContextAotGenerator.processAheadOfTime(ApplicationContextAotGenerator.java:53)
        at org.springframework.context.aot.ContextAotProcessor.performAotProcessing(ContextAotProcessor.java:106)
        at org.springframework.context.aot.ContextAotProcessor.doProcess(ContextAotProcessor.java:84)
        at org.springframework.context.aot.ContextAotProcessor.doProcess(ContextAotProcessor.java:49)
        at org.springframework.context.aot.AbstractAotProcessor.process(AbstractAotProcessor.java:82)
        at org.springframework.boot.SpringApplicationAotProcessor.main(SpringApplicationAotProcessor.java:80)

Environment: Spring Boot v3.1.4 Java HotSpot(TM) 64-Bit Server VM Oracle GraalVM 17.0.8+9.1

Command: ./mvnw clean -Pnative native:compile

Code:

@SpringBootConfiguration
public class FunctionConfiguration implements ApplicationContextInitializer<GenericApplicationContext>
{
    public static void main(String[] args) {
        FunctionalSpringApplication.run(FunctionConfiguration.class, args);
    }

    @Override
    public void initialize(GenericApplicationContext context) {

        context.registerBean(SpringLambdaFunction.class.getName(), FunctionRegistration.class,
                () -> new FunctionRegistration<>(new SpringLambdaFunction()).type(
                        FunctionTypeUtils.discoverFunctionTypeFromClass(SpringLambdaFunction.class)));
...
}
}

pom.xml: ```<?xml version="1.0" encoding="UTF-8"?> 4.0.0

<groupId>edu.lambda</groupId>
<artifactId>spring-lambda</artifactId>
<version>1.0.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring lambda</name>

<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>3.1.4</version>
</parent>

<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
    <wrapper.version>1.0.29.RELEASE</wrapper.version>
    <aws-lambda-java-core.version>1.2.2</aws-lambda-java-core.version>
    <spring-cloud-function.version>4.1.0-SNAPSHOT</spring-cloud-function.version>
    <aws-lambda-events.version>3.9.0</aws-lambda-events.version>
    <spring-native.version>0.12.1</spring-native.version>

    <java.version>17</java.version>
</properties>

<dependencies>
    <dependency>
        <groupId>com.amazonaws</groupId>
        <artifactId>aws-lambda-java-events</artifactId>
        <version>${aws-lambda-events.version}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework.cloud</groupId>
        <artifactId>spring-cloud-function-adapter-aws</artifactId> 
    </dependency>
    <dependency>
        <groupId>com.amazonaws</groupId>
        <artifactId>aws-lambda-java-core</artifactId>
        <version>${aws-lambda-java-core.version}</version>
        <scope>provided</scope>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-configuration-processor</artifactId>
        <optional>true</optional>
    </dependency>
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
        <optional>true</optional>
    </dependency>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <scope>test</scope>
    </dependency>
</dependencies>

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-function-dependencies</artifactId>
            <version>${spring-cloud-function.version}</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

<profiles>
    <profile>
        <id>native</id>
        <build>
            <plugins>
                <plugin>
                    <!--This plugin to build a native file-->
                    <groupId>org.graalvm.buildtools</groupId>
                    <artifactId>native-maven-plugin</artifactId>
                    <configuration>
                        <buildArgs>
                            <buildArg>--enable-url-protocols=http</buildArg>
                        </buildArgs>
                    </configuration>
                    <executions>
                        <execution>
                            <goals>
                                <goal>build</goal>
                            </goals>
                            <phase>package</phase>
                        </execution>
                        <execution>
                            <id>test</id>
                            <goals>
                                <goal>test</goal>
                            </goals>
                            <phase>test</phase>
                        </execution>
                    </executions>
                </plugin>
                <plugin>
                    <!--This plugin to zip a bootstrap and native file-->
                    <artifactId>maven-assembly-plugin</artifactId>
                    <executions>
                        <execution>
                            <id>native-zip</id>
                            <phase>package</phase>
                            <goals>
                                <goal>single</goal>
                            </goals>
                            <inherited>false</inherited>
                        </execution>
                    </executions>
                    <configuration>
                        <descriptors>
                                <descriptor>src/assembly/native.xml</descriptor>
                        </descriptors>
                        <finalName>function</finalName>
                        <appendAssemblyId>false</appendAssemblyId>
                    </configuration>
                </plugin>
            </plugins>
        </build>
    </profile>
</profiles>

<build>
    <plugins>

        <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
            <dependencies>
                <dependency>
                    <groupId>org.springframework.boot.experimental</groupId>
                    <artifactId>spring-boot-thin-layout</artifactId>
                    <version>${wrapper.version}</version>
                </dependency>
            </dependencies>
            <configuration>
                <excludes>
                    <exclude>
                        <groupId>org.projectlombok</groupId>
                        <artifactId>lombok</artifactId>
                    </exclude>
                </excludes>
            </configuration>
        </plugin>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-shade-plugin</artifactId>
            <configuration>
                <createDependencyReducedPom>false</createDependencyReducedPom>
                <shadedArtifactAttached>true</shadedArtifactAttached>
                <shadedClassifierName>aws</shadedClassifierName>
            </configuration>
            <dependencies>
                <dependency>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                    <version>2.4.1</version>
                </dependency>
            </dependencies>
            <executions>
                <execution>
                    <phase>package</phase>
                    <goals>
                        <goal>shade</goal>
                    </goals>
                </execution>
            </executions>
        </plugin>
    </plugins>
</build>

<repositories>
    <repository>
        <id>spring-snapshots</id>
        <name>Spring Snapshots</name>
        <url>https://repo.spring.io/snapshot</url>
        <snapshots>
            <enabled>true</enabled>
        </snapshots>
    </repository>
    <repository>
        <id>spring-milestones</id>
        <name>Spring Milestones</name>
        <url>https://repo.spring.io/milestone</url>
        <snapshots>
            <enabled>false</enabled>
        </snapshots>
    </repository>
</repositories>
<pluginRepositories>
    <pluginRepository>
        <id>spring-snapshots</id>
        <name>Spring Snapshots</name>
        <url>https://repo.spring.io/snapshot</url>
        <snapshots>
            <enabled>true</enabled>
        </snapshots>
    </pluginRepository>
    <pluginRepository>
        <id>spring-milestones</id>
        <name>Spring Milestones</name>
        <url>https://repo.spring.io/milestone</url>
        <snapshots>
            <enabled>false</enabled>
        </snapshots>
    </pluginRepository>
</pluginRepositories>

```

Comment From: wilkinsona

Please report this to https://github.com/spring-cloud/spring-cloud-function.