✨ Support annotation based on MyBatis for Spring Boot 3 Native

.github/workflows/native.yaml

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+#
+# Copyright 2015-2024 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
+#
+#    http://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.
+#
+
+name: Spring Boot Native Support Samples
+
+on: [ push, pull_request ]
+
+jobs:
+  test-ubuntu:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macOS-latest ]
+        java: [ 17.0.9, 21.0.2, 22.0.2 ]
+      fail-fast: false
+      max-parallel: 5
+    name: Test GraalVM JDK ${{ matrix.java }}, ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Ubuntu Set up JDK
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: |
+          JAVA_HOME=$RUNNER_WORKSPACE/.graalvm
+          echo $JAVA_HOME
+          mkdir -p $JAVA_HOME
+          echo "JAVA_HOME=$JAVA_HOME" >> $GITHUB_ENV
+          curl -L -o graalvm.tar.gz https://github.com/graalvm/graalvm-ce-builds/releases/download/jdk-${{ matrix.java }}/graalvm-community-jdk-${{ matrix.java }}_linux-x64_bin.tar.gz
+          tar -zxvf graalvm.tar.gz -C $JAVA_HOME --strip-components=1
+          ls -lh $JAVA_HOME
+          mvn -v
+
+      - name: MacOS Set up JDK
+        if: ${{ matrix.os == 'macOS-latest' }}
+        run: |
+          JAVA_HOME=$RUNNER_WORKSPACE/.graalvm
+          echo $JAVA_HOME
+          mkdir -p $JAVA_HOME
+          curl -L -o graalvm.tar.gz https://github.com/graalvm/graalvm-ce-builds/releases/download/jdk-${{ matrix.java }}/graalvm-community-jdk-${{ matrix.java }}_macos-x64_bin.tar.gz
+          tar -zxvf graalvm.tar.gz -C $JAVA_HOME --strip-components=1
+          JAVA_HOME=$RUNNER_WORKSPACE/.graalvm/Contents/Home
+          echo $JAVA_HOME
+          echo "JAVA_HOME=$JAVA_HOME" >> $GITHUB_ENV
+          ls -lh $JAVA_HOME
+          mvn -v
+
+      - name: Cache modules
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.m2/repository
+          key: ${{ runner.os }}-${{ matrix.java }}
+
+      - name: Ubuntu Prerequisites
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: sudo apt-get install build-essential zlib1g-dev
+
+      #- name: MacOS Prerequisites
+      #  if: ${{ matrix.os == 'macOS-latest' }}
+      #  run: xcode-select --install
+
+      - name: Test with Spring Boot Native Latest
+        run: ./mvnw -V clean compile -Pnative native:compile -am -pl mybatis-spring-boot-samples/mybatis-spring-boot-sample-graalvm-annotation,mybatis-spring-boot-samples/mybatis-spring-boot-sample-graalvm-xml
+
+      - name: Run Native Latest
+        run: |
+          mybatis-spring-boot-samples/mybatis-spring-boot-sample-graalvm-annotation/target/mybatis-spring-boot-sample-graalvm-annotation
+          mybatis-spring-boot-samples/mybatis-spring-boot-sample-graalvm-xml/target/mybatis-spring-boot-sample-graalvm-xml

mybatis-spring-boot-autoconfigure/src/main/java/org/mybatis/spring/boot/autoconfigure/MyBatisBeanFactoryInitializationAotProcessor.java

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+/*
+ *    Copyright 2015-2024 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 org.mybatis.spring.boot.autoconfigure;
+
+import java.lang.reflect.Method;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.apache.ibatis.reflection.TypeParameterResolver;
+import org.mybatis.spring.mapper.MapperFactoryBean;
+import org.mybatis.spring.mapper.MapperScannerConfigurer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.beans.PropertyValue;
+import org.springframework.beans.factory.aot.BeanFactoryInitializationAotContribution;
+import org.springframework.beans.factory.aot.BeanFactoryInitializationAotProcessor;
+import org.springframework.beans.factory.aot.BeanRegistrationExcludeFilter;
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
+import org.springframework.beans.factory.support.RegisteredBean;
+import org.springframework.core.env.Environment;
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.ResourceLoader;
+import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
+import org.springframework.util.ReflectionUtils;
+import org.springframework.util.ResourceUtils;
+import org.springframework.util.StringUtils;
+
+/**
+ * @since 3.0.4
+ */
+class MyBatisBeanFactoryInitializationAotProcessor
+    implements BeanFactoryInitializationAotProcessor, BeanRegistrationExcludeFilter {
+
+  private static final Logger logger = LoggerFactory.getLogger(MyBatisBeanFactoryInitializationAotProcessor.class);
+
+  private static final ResourceLoader RESOURCE_RESOLVER = new PathMatchingResourcePatternResolver();
+
+  private static final String CONFIG_LOCATION = MybatisProperties.MYBATIS_PREFIX + ".config-location";
+
+  private static final String MAPPER_LOCATIONS = MybatisProperties.MYBATIS_PREFIX + ".mapper-locations";
+
+  private static final Set<Class<?>> EXCLUDE_CLASSES = new HashSet<>();
+
+  static {
+    EXCLUDE_CLASSES.add(MapperScannerConfigurer.class);
+  }
+
+  @Override
+  public BeanFactoryInitializationAotContribution processAheadOfTime(ConfigurableListableBeanFactory beanFactory) {
+    String[] beanNames = beanFactory.getBeanNamesForType(MapperFactoryBean.class);
+    if (beanNames.length == 0) {
+      return null;
+    }
+    return (context, code) -> {
+      RuntimeHints hints = context.getRuntimeHints();
+
+      Environment environment = beanFactory.getBean(Environment.class);
+      configLocation(environment, hints);
+      mapperLocations(environment, hints);
+
+      for (String beanName : beanNames) {
+        BeanDefinition beanDefinition = beanFactory.getBeanDefinition(beanName.substring(1));
+        PropertyValue mapperInterface = beanDefinition.getPropertyValues().getPropertyValue("mapperInterface");
+        if (mapperInterface != null && mapperInterface.getValue() != null) {
+          Class<?> mapperInterfaceType = (Class<?>) mapperInterface.getValue();
+          if (mapperInterfaceType != null) {
+            registerReflectionTypeIfNecessary(mapperInterfaceType, hints);
+            hints.proxies().registerJdkProxy(mapperInterfaceType);
+            registerMapperRelationships(mapperInterfaceType, hints);
+          }
+        }
+      }
+    };
+  }
+
+  @Override
+  public boolean isExcludedFromAotProcessing(RegisteredBean registeredBean) {
+    return EXCLUDE_CLASSES.contains(registeredBean.getBeanClass());
+  }
+
+  private void configLocation(Environment environment, RuntimeHints hints) {
+    String configLocation = environment.getProperty(CONFIG_LOCATION);
+    if (StringUtils.hasText(configLocation)) {
+      Resource resource = RESOURCE_RESOLVER.getResource(configLocation);
+      if (resource.exists()) {
+        Stream.of(resource).forEach(hints.resources()::registerResource);
+      } else {
+        logger.error("{}: {} does not exist", CONFIG_LOCATION, configLocation);
+      }
+    }
+  }
+
+  private void mapperLocations(Environment environment, RuntimeHints hints) {
+    String[] mapperLocations = environment.getProperty(MAPPER_LOCATIONS, String[].class);
+    if (mapperLocations != null) {
+      for (String mapperLocation : mapperLocations) {
+        Stream.of(mapperLocation.replace(ResourceUtils.CLASSPATH_URL_PREFIX, ""))
+            .forEach(hints.resources()::registerPattern);
+      }
+    }
+  }
+
+  private void registerMapperRelationships(Class<?> mapperInterfaceType, RuntimeHints hints) {
+    Method[] methods = ReflectionUtils.getAllDeclaredMethods(mapperInterfaceType);
+    for (Method method : methods) {
+      if (method.getDeclaringClass() != Object.class) {
+        ReflectionUtils.makeAccessible(method);
+        Class<?> returnType = MyBatisMapperTypeUtils.resolveReturnClass(mapperInterfaceType, method);
+        registerReflectionTypeIfNecessary(returnType, hints);
+        MyBatisMapperTypeUtils.resolveParameterClasses(mapperInterfaceType, method)
+            .forEach(x -> registerReflectionTypeIfNecessary(x, hints));
+      }
+    }
+  }
+
+  static class MyBatisMapperTypeUtils {
+    private MyBatisMapperTypeUtils() {
+      // NOP
+    }
+
+    static Class<?> resolveReturnClass(Class<?> mapperInterface, Method method) {
+      Type resolvedReturnType = TypeParameterResolver.resolveReturnType(method, mapperInterface);
+      return typeToClass(resolvedReturnType, method.getReturnType());
+    }
+
+    static Set<Class<?>> resolveParameterClasses(Class<?> mapperInterface, Method method) {
+      return Stream.of(TypeParameterResolver.resolveParamTypes(method, mapperInterface))
+          .map(x -> typeToClass(x, x instanceof Class ? (Class<?>) x : Object.class)).collect(Collectors.toSet());
+    }
+
+    private static Class<?> typeToClass(Type src, Class<?> fallback) {
+      Class<?> result = null;
+      if (src instanceof Class<?>) {
+        if (((Class<?>) src).isArray()) {
+          result = ((Class<?>) src).getComponentType();
+        } else {
+          result = (Class<?>) src;
+        }
+      } else if (src instanceof ParameterizedType parameterizedType) {
+        int index = (parameterizedType.getRawType() instanceof Class
+            && Map.class.isAssignableFrom((Class<?>) parameterizedType.getRawType())
+            && parameterizedType.getActualTypeArguments().length > 1) ? 1 : 0;
+        Type actualType = parameterizedType.getActualTypeArguments()[index];
+        result = typeToClass(actualType, fallback);
+      }
+      if (result == null) {
+        result = fallback;
+      }
+      return result;
+    }
+
+  }
+
+  private void registerReflectionTypeIfNecessary(Class<?> type, RuntimeHints hints) {
+    if (!type.isPrimitive() && !type.getName().startsWith("java")) {
+      hints.reflection().registerType(type, MemberCategory.values());
+    }
+  }
+
+}

mybatis-spring-boot-autoconfigure/src/main/java/org/mybatis/spring/boot/autoconfigure/MyBatisMapperFactoryBeanPostProcessor.java

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+/*
+ *    Copyright 2015-2024 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 org.mybatis.spring.boot.autoconfigure;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.mybatis.spring.mapper.MapperFactoryBean;
+import org.springframework.beans.factory.BeanFactory;
+import org.springframework.beans.factory.BeanFactoryAware;
+import org.springframework.beans.factory.config.ConfigurableBeanFactory;
+import org.springframework.beans.factory.config.ConstructorArgumentValues;
+import org.springframework.beans.factory.support.MergedBeanDefinitionPostProcessor;
+import org.springframework.beans.factory.support.RootBeanDefinition;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.ResolvableType;
+import org.springframework.util.ClassUtils;
+
+/**
+ * The {@link MergedBeanDefinitionPostProcessor} for customizing a {@link MapperFactoryBean}.
+ *
+ * @author Stéphane Nicoll
+ * @author Kazuki Shimizu
+ * @author xuxiaowei
+ *
+ * @since 3.0.4
+ */
+@Configuration
+class MyBatisMapperFactoryBeanPostProcessor implements MergedBeanDefinitionPostProcessor, BeanFactoryAware {
+
+  private static final Log LOG = LogFactory.getLog(MyBatisMapperFactoryBeanPostProcessor.class);
+
+  private static final String MAPPER_FACTORY_BEAN = MapperFactoryBean.class.getName();
+
+  private ConfigurableBeanFactory beanFactory;
+
+  @Override
+  public void setBeanFactory(BeanFactory beanFactory) {
+    this.beanFactory = (ConfigurableBeanFactory) beanFactory;
+  }
+
+  @Override
+  public void postProcessMergedBeanDefinition(RootBeanDefinition beanDefinition, Class<?> beanType, String beanName) {
+    if (ClassUtils.isPresent(MAPPER_FACTORY_BEAN, this.beanFactory.getBeanClassLoader())) {
+      resolveMapperFactoryBeanTypeIfNecessary(beanDefinition);
+    }
+  }
+
+  private void resolveMapperFactoryBeanTypeIfNecessary(RootBeanDefinition beanDefinition) {
+    if (!beanDefinition.hasBeanClass() || !MapperFactoryBean.class.isAssignableFrom(beanDefinition.getBeanClass())) {
+      return;
+    }
+    if (beanDefinition.getResolvableType().hasUnresolvableGenerics()) {
+      Class<?> mapperInterface = getMapperInterface(beanDefinition);
+      if (mapperInterface != null) {
+        // Exposes a generic type information to context for prevent early initializing
+        ConstructorArgumentValues constructorArgumentValues = new ConstructorArgumentValues();
+        constructorArgumentValues.addGenericArgumentValue(mapperInterface);
+        beanDefinition.setConstructorArgumentValues(constructorArgumentValues);
+        beanDefinition
+            .setTargetType(ResolvableType.forClassWithGenerics(beanDefinition.getBeanClass(), mapperInterface));
+      }
+    }
+  }
+
+  private Class<?> getMapperInterface(RootBeanDefinition beanDefinition) {
+    try {
+      return (Class<?>) beanDefinition.getPropertyValues().get("mapperInterface");
+    } catch (Exception e) {
+      LOG.debug("Fail getting mapper interface type.", e);
+      return null;
+    }
+  }
+
+}

mybatis-spring-boot-autoconfigure/src/main/resources/META-INF/native-image/org.mybatis.spring.boot/mybatis-spring-boot-autoconfigure/mybatis-reflection.json

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+[
+  { "name": "org.apache.ibatis.logging.slf4j.Slf4jImpl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.logging.commons.JakartaCommonsLoggingImpl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.logging.log4j2.Log4j2Impl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.logging.log4j.Log4jImpl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.logging.jdk14.Jdk14LoggingImpl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.logging.nologging.NoLoggingImpl", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.plugin.Interceptor", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.javassist.util.proxy.ProxyFactory", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "org.apache.ibatis.scripting.xmltags.XMLLanguageDriver", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "org.apache.ibatis.scripting.defaults.RawLanguageDriver", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "org.mybatis.spring.SqlSessionFactoryBean", "allDeclaredConstructors": true, "allDeclaredMethods": true },
+  { "name": "java.util.ArrayList", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "java.util.HashMap", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "java.util.TreeSet", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "java.util.HashSet", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "org.apache.ibatis.session.Configuration", "methods": [{ "name": "<init>", "parameterTypes": [] }] },
+  { "name": "org.mybatis.spring.boot.autoconfigure.SpringBootVFS", "methods": [{ "name": "<init>", "parameterTypes": [] }] }
+]

mybatis-spring-boot-autoconfigure/src/main/resources/META-INF/native-image/org.mybatis.spring.boot/mybatis-spring-boot-autoconfigure/mybatis-resource.json

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+{
+  "resources": {
+    "includes": [
+      { "pattern": "org/apache/ibatis/builder/xml/mybatis-3-config.dtd" },
+      { "pattern": "org/apache/ibatis/builder/xml/mybatis-3-mapper.dtd" },
+      { "pattern": "org/apache/ibatis/builder/xml/mybatis-config.xsd" },
+      { "pattern": "org/apache/ibatis/builder/xml/mybatis-mapper.xsd" }
+    ]
+  }
+}