content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.
   */
  package org.apache.camel.quarkus.core.deployment;
  
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.List;
  import java.util.Set;
  import java.util.stream.Collectors;
  import java.util.stream.Stream;
  
  import io.quarkus.arc.deployment.UnremovableBeanBuildItem;
  import io.quarkus.deployment.annotations.BuildStep;
  import io.quarkus.deployment.builditem.CombinedIndexBuildItem;
  import org.apache.camel.quarkus.core.deployment.catalog.BuildTimeCamelCatalog;
  import org.apache.camel.quarkus.core.deployment.catalog.BuildTimeJsonSchemaResolver;
  import org.apache.camel.quarkus.core.deployment.catalog.SchemaResource;
  import org.apache.camel.quarkus.core.deployment.spi.BuildTimeCamelCatalogBuildItem;
  import org.apache.camel.spi.InterceptStrategy;
  import org.apache.camel.spi.annotations.Component;
  import org.apache.camel.spi.annotations.Dataformat;
  import org.apache.camel.spi.annotations.Language;
  import org.apache.camel.tooling.model.BaseOptionModel;
  import org.jboss.jandex.AnnotationInstance;
  import org.jboss.jandex.ClassInfo;
  import org.jboss.jandex.DotName;
  import org.jboss.jandex.IndexView;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class CamelUnremovableBeansProcessor {
  
      private static final Logger LOGGER = LoggerFactory.getLogger(CamelProcessor.class);
  
      private static final DotName[] CATALOG_SCHEMA_TYPES = {
              DotName.createSimple(Component.class.getName()),
              DotName.createSimple(Dataformat.class.getName()),
              DotName.createSimple(Language.class.getName())
      };
  
      private static final DotName[] OPTIONAL_SERVICE_TYPES = {
              DotName.createSimple(InterceptStrategy.class.getName())
      };
  
      @BuildStep
      BuildTimeCamelCatalogBuildItem buildTimeCamelCatalog(CombinedIndexBuildItem combinedIndex) {
          Set<SchemaResource> resources = new HashSet<>();
          IndexView index = combinedIndex.getIndex();
  
          List<AnnotationInstance> annotations = Stream.of(CATALOG_SCHEMA_TYPES)
                  .map(index::getAnnotations)
                  .flatMap(Collection::stream)
                  .collect(Collectors.toList());
  
          for (AnnotationInstance instance : annotations) {
              SchemaResource resource = new SchemaResource();
              resource.setName(instance.value().asString());
              resource.setType(instance.name().withoutPackagePrefix().toLowerCase());
              resource.setClassName(instance.target().asClass().name());
              resources.add(resource);
          }
  
          BuildTimeJsonSchemaResolver resolver = new BuildTimeJsonSchemaResolver(resources);
          BuildTimeCamelCatalog catalog = new BuildTimeCamelCatalog(resolver);
          return new BuildTimeCamelCatalogBuildItem(catalog);
      }
  
      @BuildStep
      UnremovableBeanBuildItem unremovableCamelBeans(BuildTimeCamelCatalogBuildItem camelCatalogBuildItem) {
          BuildTimeCamelCatalog catalog = camelCatalogBuildItem.getCatalog();
          Set<DotName> unremovableClasses = catalog.getAllOptions()
                  .stream()
                  .filter(option -> option.getType().equals("object"))
                  .filter(option -> !option.getJavaType().startsWith("java.lang"))
                  .map(BaseOptionModel::getJavaType)
                  .map(DotName::createSimple)
                  .collect(Collectors.toSet());
  
          if (LOGGER.isDebugEnabled()) {
              unremovableClasses.stream().forEach(
                      unremovableClass -> LOGGER.debug("Registering camel unremovable bean class: {}", unremovableClass));
          }
  
          return UnremovableBeanBuildItem.beanTypes(unremovableClasses);
      }
  
      @BuildStep
      UnremovableBeanBuildItem unremovableOptionalServices(CombinedIndexBuildItem combinedIndex) {
          IndexView index = combinedIndex.getIndex();
  
          Set<DotName> unremovableClasses = Stream.of(OPTIONAL_SERVICE_TYPES)
                  .map(index::getAllKnownImplementations)
                  .flatMap(Collection::stream)
                  .map(ClassInfo::name)
                  .collect(Collectors.toSet());
  
          if (LOGGER.isDebugEnabled()) {
              unremovableClasses.stream().forEach(
                      unremovableClass -> LOGGER.debug("Registering optional service unremovable bean class: {}",
                              unremovableClass));
          }
  
          return UnremovableBeanBuildItem.beanTypes(unremovableClasses);
      }
  }
  