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Register @ConfigMappings directly into the Config builder
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core/deployment/src/main/java/io/quarkus/deployment/configuration/ConfigMappingUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,150 @@ | ||
| package io.quarkus.deployment.configuration; | ||
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| import static io.quarkus.deployment.builditem.ConfigClassBuildItem.Type.MAPPING; | ||
| import static io.quarkus.deployment.builditem.ConfigClassBuildItem.Type.PROPERTIES; | ||
| import static java.util.Collections.emptySet; | ||
| import static org.eclipse.microprofile.config.inject.ConfigProperties.UNCONFIGURED_PREFIX; | ||
| import static org.jboss.jandex.AnnotationTarget.Kind.CLASS; | ||
| import static org.jboss.jandex.AnnotationTarget.Kind.FIELD; | ||
| import static org.jboss.jandex.AnnotationTarget.Kind.METHOD_PARAMETER; | ||
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|
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| import java.util.ArrayList; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
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|
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| import org.jboss.jandex.AnnotationInstance; | ||
| import org.jboss.jandex.AnnotationTarget; | ||
| import org.jboss.jandex.AnnotationValue; | ||
| import org.jboss.jandex.ClassInfo; | ||
| import org.jboss.jandex.ClassType; | ||
| import org.jboss.jandex.DotName; | ||
| import org.jboss.jandex.MethodInfo; | ||
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| import io.quarkus.deployment.annotations.BuildProducer; | ||
| import io.quarkus.deployment.annotations.BuildStep; | ||
| import io.quarkus.deployment.builditem.CombinedIndexBuildItem; | ||
| import io.quarkus.deployment.builditem.ConfigClassBuildItem; | ||
| import io.quarkus.deployment.builditem.GeneratedClassBuildItem; | ||
| import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem; | ||
| import io.smallrye.config.ConfigMapping; | ||
| import io.smallrye.config.ConfigMappingLoader; | ||
| import io.smallrye.config.ConfigMappingMetadata; | ||
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| public class ConfigMappingUtils { | ||
| public static final DotName CONFIG_MAPPING_NAME = DotName.createSimple(ConfigMapping.class.getName()); | ||
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| private ConfigMappingUtils() { | ||
| } | ||
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| @BuildStep | ||
| public static void generateConfigClasses( | ||
| CombinedIndexBuildItem combinedIndex, | ||
| BuildProducer<GeneratedClassBuildItem> generatedClasses, | ||
| BuildProducer<ReflectiveClassBuildItem> reflectiveClasses, | ||
| BuildProducer<ConfigClassBuildItem> configClasses, | ||
| DotName configAnnotation) { | ||
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| for (AnnotationInstance instance : combinedIndex.getIndex().getAnnotations(configAnnotation)) { | ||
| AnnotationTarget target = instance.target(); | ||
| AnnotationValue annotationPrefix = instance.value("prefix"); | ||
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| if (target.kind().equals(FIELD)) { | ||
| if (annotationPrefix != null && !annotationPrefix.asString().equals(UNCONFIGURED_PREFIX)) { | ||
| configClasses.produce( | ||
| toConfigClassBuildItem(instance, toClass(target.asField().type().name()), | ||
| annotationPrefix.asString())); | ||
| continue; | ||
| } | ||
| } | ||
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| if (target.kind().equals(METHOD_PARAMETER)) { | ||
| if (annotationPrefix != null && !annotationPrefix.asString().equals(UNCONFIGURED_PREFIX)) { | ||
| ClassType classType = target.asMethodParameter().method().parameters() | ||
| .get(target.asMethodParameter().position()).asClassType(); | ||
| configClasses | ||
| .produce(toConfigClassBuildItem(instance, toClass(classType.name()), annotationPrefix.asString())); | ||
| continue; | ||
| } | ||
| } | ||
|
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| if (!target.kind().equals(CLASS)) { | ||
| continue; | ||
| } | ||
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| Class<?> configClass = toClass(target.asClass().name()); | ||
| String prefix = Optional.ofNullable(annotationPrefix).map(AnnotationValue::asString).orElse(""); | ||
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| List<ConfigMappingMetadata> configMappingsMetadata = ConfigMappingLoader.getConfigMappingsMetadata(configClass); | ||
| Set<String> generatedClassesNames = new HashSet<>(); | ||
| Set<ClassInfo> mappingsInfo = new HashSet<>(); | ||
| configMappingsMetadata.forEach(mappingMetadata -> { | ||
| generatedClasses.produce( | ||
| new GeneratedClassBuildItem(true, mappingMetadata.getClassName(), mappingMetadata.getClassBytes())); | ||
| reflectiveClasses | ||
| .produce(ReflectiveClassBuildItem.builder(mappingMetadata.getInterfaceType()).methods(true).build()); | ||
| reflectiveClasses | ||
| .produce(ReflectiveClassBuildItem.builder(mappingMetadata.getClassName()).constructors(true).build()); | ||
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| for (Class<?> parent : getHierarchy(mappingMetadata.getInterfaceType())) { | ||
| reflectiveClasses.produce(ReflectiveClassBuildItem.builder(parent).methods(true).build()); | ||
| } | ||
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| generatedClassesNames.add(mappingMetadata.getClassName()); | ||
|
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| ClassInfo mappingInfo = combinedIndex.getIndex() | ||
| .getClassByName(DotName.createSimple(mappingMetadata.getInterfaceType().getName())); | ||
| if (mappingInfo != null) { | ||
| mappingsInfo.add(mappingInfo); | ||
| } | ||
| }); | ||
|
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||
| // For implicit converters | ||
| for (ClassInfo classInfo : mappingsInfo) { | ||
| for (MethodInfo method : classInfo.methods()) { | ||
| reflectiveClasses.produce(new ReflectiveClassBuildItem(true, false, method.returnType().name().toString())); | ||
| } | ||
| } | ||
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| configClasses.produce(toConfigClassBuildItem(instance, configClass, generatedClassesNames, prefix)); | ||
| } | ||
| } | ||
|
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| private static Class<?> toClass(DotName dotName) { | ||
| ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); | ||
| try { | ||
| return classLoader.loadClass(dotName.toString()); | ||
| } catch (ClassNotFoundException e) { | ||
| throw new IllegalStateException("The class (" + dotName.toString() + ") cannot be created during deployment.", e); | ||
| } | ||
| } | ||
|
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| private static ConfigClassBuildItem toConfigClassBuildItem( | ||
| AnnotationInstance instance, | ||
| Class<?> configClass, | ||
| String prefix) { | ||
| return toConfigClassBuildItem(instance, configClass, emptySet(), prefix); | ||
| } | ||
|
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| private static ConfigClassBuildItem toConfigClassBuildItem( | ||
| AnnotationInstance instance, | ||
| Class<?> configClass, | ||
| Set<String> generatedClasses, | ||
| String prefix) { | ||
| if (instance.name().equals(CONFIG_MAPPING_NAME)) { | ||
| return new ConfigClassBuildItem(configClass, generatedClasses, prefix, MAPPING); | ||
| } else { | ||
| return new ConfigClassBuildItem(configClass, generatedClasses, prefix, PROPERTIES); | ||
| } | ||
| } | ||
|
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| private static List<Class<?>> getHierarchy(Class<?> mapping) { | ||
| List<Class<?>> interfaces = new ArrayList<>(); | ||
| for (Class<?> i : mapping.getInterfaces()) { | ||
| interfaces.add(i); | ||
| interfaces.addAll(getHierarchy(i)); | ||
| } | ||
| return interfaces; | ||
| } | ||
| } |
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