| package org.qi4j.samples.forum.service; |
| |
| import org.qi4j.api.activation.ActivatorAdapter; |
| import org.qi4j.api.activation.Activators; |
| import org.qi4j.api.injection.scope.Structure; |
| import org.qi4j.api.mixin.InitializationException; |
| import org.qi4j.api.mixin.Mixins; |
| import org.qi4j.api.service.ServiceComposite; |
| import org.qi4j.api.service.ServiceReference; |
| import org.qi4j.api.structure.Module; |
| import org.qi4j.api.unitofwork.NoSuchEntityException; |
| import org.qi4j.api.unitofwork.UnitOfWork; |
| import org.qi4j.api.unitofwork.UnitOfWorkCompletionException; |
| import org.qi4j.samples.forum.data.entity.Forums; |
| import org.qi4j.samples.forum.data.entity.Users; |
| |
| /** |
| * TODO |
| */ |
| @Mixins( BootstrapData.Mixin.class ) |
| @Activators( BootstrapData.Activator.class ) |
| public interface BootstrapData |
| extends ServiceComposite |
| { |
| |
| void insertInitialData() |
| throws Exception; |
| |
| class Activator |
| extends ActivatorAdapter<ServiceReference<BootstrapData>> |
| { |
| |
| @Override |
| public void afterActivation( ServiceReference<BootstrapData> activated ) |
| throws Exception |
| { |
| activated.get().insertInitialData(); |
| } |
| |
| } |
| |
| abstract class Mixin |
| implements BootstrapData |
| { |
| @Structure |
| Module module; |
| |
| @Override |
| public void insertInitialData() |
| throws Exception |
| { |
| UnitOfWork unitOfWork = module.newUnitOfWork(); |
| |
| try |
| { |
| unitOfWork.get( Forums.class, Forums.FORUMS_ID ); |
| } |
| catch( NoSuchEntityException e ) |
| { |
| unitOfWork.newEntity( Forums.class, Forums.FORUMS_ID ); |
| } |
| |
| try |
| { |
| unitOfWork.get( Users.class, Users.USERS_ID ); |
| } |
| catch( NoSuchEntityException e ) |
| { |
| unitOfWork.newEntity( Users.class, Users.USERS_ID ); |
| } |
| |
| try |
| { |
| unitOfWork.complete(); |
| } |
| catch( UnitOfWorkCompletionException e ) |
| { |
| throw new InitializationException( e ); |
| } |
| } |
| |
| } |
| } |