/*
* This file is part of LibrePlan
*
* Copyright (C) 2009-2010 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
* Copyright (C) 2010-2011 Igalia, S.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.libreplan.business.planner.daos;
import java.util.Date;
import java.util.List;
import org.hibernate.Criteria;
import org.hibernate.Hibernate;
import org.hibernate.Query;
import org.hibernate.criterion.Restrictions;
import org.joda.time.LocalDate;
import org.libreplan.business.common.daos.GenericDAOHibernate;
import org.libreplan.business.planner.entities.ResourceAllocation;
import org.libreplan.business.planner.entities.TaskElement;
import org.libreplan.business.planner.entities.TaskGroup;
import org.libreplan.business.workingday.EffortDuration;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Óscar González Fernández <ogonzalez@igalia.com>
* @author Jacobo Aragunde Pérez <jaragunde@igalia.com>
*/
@Repository
@Scope(BeanDefinition.SCOPE_SINGLETON)
public class TaskElementDAO extends GenericDAOHibernate<TaskElement, Long>
implements ITaskElementDAO {
@SuppressWarnings("unchecked")
@Override
public List<TaskElement> findChildrenOf(TaskGroup each) {
return getSession().createCriteria(TaskElement.class).add(
Restrictions.eq("parent", each)).list();
}
@Override
@SuppressWarnings("unchecked")
public List<TaskElement> listFilteredByDate(Date start, Date end) {
Criteria criteria = getSession().createCriteria(TaskElement.class);
if(start != null) {
criteria.add(Restrictions.ge("endDate.date",
LocalDate.fromDateFields(start)));
}
if(end != null) {
criteria.add(Restrictions.le("startDate.date",
LocalDate.fromDateFields(end)));
}
return criteria.list();
}
private void updateSumOfAllocatedHours(TaskElement taskElement) {
EffortDuration assignedEffort = EffortDuration.zero();
EffortDuration oldAssignedEffort = taskElement.getSumOfAssignedEffort();
for(ResourceAllocation<?> allocation : taskElement.getAllResourceAllocations()) {
assignedEffort = assignedEffort.plus(allocation.getAssignedEffort());
}
if(assignedEffort.compareTo(oldAssignedEffort) != 0) {
taskElement.setSumOfAssignedEffort(assignedEffort);
updateSumOfAllocatedHoursToParent(taskElement.getParent(),
oldAssignedEffort, assignedEffort);
updateSumOfAllocatedHoursToChildren(taskElement);
}
}
private void updateSumOfAllocatedHoursToChildren(TaskElement parent) {
if(parent instanceof TaskGroup) {
for(TaskElement child : parent.getChildren()) {
EffortDuration assignedEffort = EffortDuration.zero();
EffortDuration oldAssignedEffort = child.getSumOfAssignedEffort();
for(ResourceAllocation<?> allocation : child.getAllResourceAllocations()) {
assignedEffort = assignedEffort.plus(allocation.getAssignedEffort());
}
if(assignedEffort.compareTo(oldAssignedEffort) != 0) {
child.setSumOfAssignedEffort(assignedEffort);
updateSumOfAllocatedHoursToChildren(child);
}
}
}
}
private void updateSumOfAllocatedHoursToParent(TaskGroup taskGroup,
EffortDuration oldAssignedEffort, EffortDuration newAssignedEffort) {
if (taskGroup != null) {
if (!Hibernate.isInitialized(taskGroup)) {
reattach(taskGroup);
}
if(newAssignedEffort.compareTo(oldAssignedEffort) < 0) {
taskGroup.setSumOfAssignedEffort(taskGroup.getSumOfAssignedEffort().minus(
oldAssignedEffort.minus(newAssignedEffort)));
}
else {
taskGroup.setSumOfAssignedEffort(taskGroup.getSumOfAssignedEffort().plus(
newAssignedEffort.minus(oldAssignedEffort)));
}
updateSumOfAllocatedHoursToParent(taskGroup.getParent(),
oldAssignedEffort, newAssignedEffort);
}
}
@Override
@Transactional
public void save(TaskElement taskElement) {
updateSumOfAllocatedHours(taskElement);
super.save(taskElement);
}
@Override
public List<TaskElement> getTaskElementsNoMilestonesWithoutTaskSource() {
String strQuery = "FROM TaskElement "
+ "WHERE id NOT IN (SELECT id FROM TaskSource) AND "
+ "id NOT IN (SELECT id FROM TaskMilestone)";
Query query = getSession().createQuery(strQuery);
return query.list();
}
}