| /* |
| * Copyright (c) 2008, Edward Yakop. All Rights Reserved. |
| * Copyright (c) 2009, Niclas Hedhman. 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.apache.zest.envisage.school.domain.school.assembly; |
| |
| import org.apache.zest.api.entity.EntityComposite; |
| import org.apache.zest.api.entity.Identity; |
| import org.apache.zest.api.injection.scope.Service; |
| import org.apache.zest.api.injection.scope.Structure; |
| import org.apache.zest.api.injection.scope.This; |
| import org.apache.zest.api.mixin.Mixins; |
| import org.apache.zest.api.property.Property; |
| import org.apache.zest.api.query.Query; |
| import org.apache.zest.api.query.QueryBuilder; |
| import org.apache.zest.api.query.QueryBuilderFactory; |
| import org.apache.zest.api.unitofwork.UnitOfWork; |
| import org.apache.zest.api.unitofwork.UnitOfWorkFactory; |
| import org.apache.zest.envisage.school.domain.person.Person; |
| import org.apache.zest.envisage.school.domain.school.School; |
| import org.apache.zest.envisage.school.domain.school.Student; |
| import org.apache.zest.envisage.school.domain.school.Subject; |
| import org.apache.zest.envisage.school.infrastructure.mail.MailService; |
| |
| import static org.apache.zest.api.query.QueryExpressions.eq; |
| import static org.apache.zest.api.query.QueryExpressions.templateFor; |
| |
| @Mixins( SchoolEntity.SchoolMixin.class ) |
| public interface SchoolEntity |
| extends School, EntityComposite |
| { |
| class SchoolMixin |
| implements School |
| { |
| @Structure |
| private UnitOfWorkFactory uowf; |
| @Structure |
| private QueryBuilderFactory qbf; |
| @This |
| private SchoolState state; |
| @Service |
| private MailService mailer; |
| private final String schoolId; |
| |
| public SchoolMixin( @This Identity identity ) |
| { |
| schoolId = identity.identity().get(); |
| } |
| |
| @Override |
| public String name() |
| { |
| return state.name().get(); |
| } |
| |
| @Override |
| public Query<Subject> availableSubjects() |
| { |
| UnitOfWork uow = uowf.currentUnitOfWork(); |
| try |
| { |
| QueryBuilder<Subject> builder = qbf.newQueryBuilder( Subject.class ); |
| SubjectEntity.SubjectState subject = templateFor( SubjectEntity.SubjectState.class ); |
| builder.where( eq( subject.schoolId(), schoolId ) ); |
| return uow.newQuery( builder ); |
| } |
| finally |
| { |
| uow.pause(); |
| } |
| } |
| |
| @Override |
| public Query<Student> students() |
| { |
| UnitOfWork uow = uowf.currentUnitOfWork(); |
| try |
| { |
| QueryBuilder<Student> builder = qbf.newQueryBuilder( Student.class ); |
| StudentEntity.StudentState studentState = templateFor( StudentEntity.StudentState.class ); |
| builder.where( eq( studentState.schoolId(), schoolId ) ); |
| return uow.newQuery( builder ); |
| } |
| finally |
| { |
| uow.pause(); |
| } |
| } |
| |
| @Override |
| public void enroll( Person person, Subject subject ) |
| { |
| // TODO |
| throw new UnsupportedOperationException(); |
| } |
| } |
| |
| static interface SchoolState |
| { |
| Property<String> name(); |
| } |
| |
| } |