| /* |
| * Copyright (c) 2009, Tonny Kohar. All Rights Reserved. |
| * Copyright (c) 2012-2015, Paul Merlin. All Rights Reserved. |
| * |
| * 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. |
| */ |
| package org.qi4j.tools.model.util; |
| |
| import java.lang.annotation.Annotation; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.qi4j.api.composite.DependencyDescriptor; |
| import org.qi4j.api.injection.scope.Service; |
| import org.qi4j.api.injection.scope.Uses; |
| import org.qi4j.tools.model.descriptor.ApplicationDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.EntityDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.InjectedFieldDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.LayerDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.MixinDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.ModuleDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.ObjectDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.ServiceDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.ServiceUsage; |
| import org.qi4j.tools.model.descriptor.TransientDetailDescriptor; |
| import org.qi4j.tools.model.descriptor.ValueDetailDescriptor; |
| |
| import static org.qi4j.functional.Iterables.first; |
| |
| /* package */ class ServiceUsageFinder |
| { |
| private ServiceDetailDescriptor descriptor; |
| private ArrayList<ServiceUsage> usages; |
| |
| public List<ServiceUsage> findServiceUsage( ServiceDetailDescriptor descriptor ) |
| { |
| usages = new ArrayList<>(); |
| |
| this.descriptor = descriptor; |
| |
| // traverse the appDescritor/model to find the usage |
| ApplicationDetailDescriptor appDescriptor = descriptor.module().layer().application(); |
| collectUsage( appDescriptor ); |
| |
| return usages; |
| } |
| |
| private void collectUsage( ApplicationDetailDescriptor descriptor ) |
| { |
| for( LayerDetailDescriptor childDescriptor : descriptor.layers() ) |
| { |
| collectInModules( childDescriptor.modules() ); |
| } |
| } |
| |
| private void collectInModules( Iterable<ModuleDetailDescriptor> iter ) |
| { |
| for( ModuleDetailDescriptor descriptor : iter ) |
| { |
| collectInServices( descriptor.services() ); |
| collectInEntities( descriptor.entities() ); |
| collectInValues( descriptor.values() ); |
| collectInTransients( descriptor.transients() ); |
| collectInObjects( descriptor.objects() ); |
| } |
| } |
| |
| private void collectInServices( Iterable<ServiceDetailDescriptor> iter ) |
| { |
| for( ServiceDetailDescriptor descriptor : iter ) |
| { |
| if( descriptor.equals( this.descriptor ) ) |
| { |
| continue; |
| } |
| collectInMixin( descriptor.mixins() ); |
| } |
| } |
| |
| private void collectInEntities( Iterable<EntityDetailDescriptor> iter ) |
| { |
| for( EntityDetailDescriptor descriptor : iter ) |
| { |
| collectInMixin( descriptor.mixins() ); |
| } |
| } |
| |
| private void collectInValues( Iterable<ValueDetailDescriptor> iter ) |
| { |
| for( ValueDetailDescriptor descriptor : iter ) |
| { |
| collectInMixin( descriptor.mixins() ); |
| } |
| } |
| |
| private void collectInTransients( Iterable<TransientDetailDescriptor> iter ) |
| { |
| for( TransientDetailDescriptor descriptor : iter ) |
| { |
| collectInMixin( descriptor.mixins() ); |
| } |
| } |
| |
| private void collectInObjects( Iterable<ObjectDetailDescriptor> iter ) |
| { |
| for( ObjectDetailDescriptor descriptor : iter ) |
| { |
| collectInInjectedField( descriptor.injectedFields(), descriptor ); |
| } |
| } |
| |
| private void collectInMixin( Iterable<MixinDetailDescriptor> iter ) |
| { |
| for( MixinDetailDescriptor descriptor : iter ) |
| { |
| collectInInjectedField( descriptor.injectedFields(), descriptor ); |
| } |
| } |
| |
| private void collectInInjectedField( Iterable<InjectedFieldDetailDescriptor> iter, Object ownerDescriptor ) |
| { |
| for( InjectedFieldDetailDescriptor descriptorField : iter ) |
| { |
| DependencyDescriptor dependencyDescriptor = descriptorField.descriptor().dependency(); |
| Annotation annotation = dependencyDescriptor.injectionAnnotation(); |
| |
| Class<? extends Annotation> clazz = annotation.annotationType(); |
| if( Uses.class.equals( clazz ) || Service.class.equals( clazz ) ) |
| { |
| boolean used = false; |
| if( dependencyDescriptor.injectionType().equals( first( this.descriptor.descriptor().types() ) ) ) |
| { |
| ServiceUsage usage; |
| if( ownerDescriptor instanceof MixinDetailDescriptor ) |
| { |
| MixinDetailDescriptor mixinDescriptor = (MixinDetailDescriptor) ownerDescriptor; |
| usage = new ServiceUsage( mixinDescriptor.composite(), descriptorField, mixinDescriptor.composite().module(), mixinDescriptor.composite().module().layer() ); |
| } |
| else |
| { |
| // assume ObjectDetailDescriptor |
| ObjectDetailDescriptor objectDescriptor = (ObjectDetailDescriptor) ownerDescriptor; |
| usage = new ServiceUsage( objectDescriptor, descriptorField, objectDescriptor.module(), objectDescriptor.module().layer() ); |
| } |
| usages.add( usage ); |
| } |
| } |
| } |
| } |
| } |