/**
* @param projectIdentifier
* @param description
* @param projectManager
* @param plannedTime
* @return Project
* @throws WaktuException
*/
public Project addProject(
final String projectIdentifier,
final String description,
final Usr projectManager,
final int plannedTime)
throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
Project newProject = new Project(projectIdentifier, description, projectManager, plannedTime);
BusinessRuleController.check(newProject);
try {
em.getTransaction().begin();
em.persist(newProject);
em.getTransaction().commit();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
add.emit(newProject);
logger.info("project " + newProject + " added");
return newProject;
}
/**
* @param projectId
* @return Project
* @throws WaktuException
*/
public Project getProject(final int projectId) throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
Project project = null;
try {
project = em.find(Project.class, projectId);
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
return project;
}
/**
* @return List<Usr>
* @throws WaktuException
*/
@SuppressWarnings("unchecked")
public List<Usr> getAllUsers() throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
List<Usr> allUsers = null;
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
try {
allUsers = em.createQuery("SELECT u FROM Usr u ORDER BY u.firstname").getResultList();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
return allUsers;
}
/**
* @param usr
* @throws WaktuException
*/
public void updateUser(final Usr usr) throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
BusinessRuleController.check(usr);
try {
em.getTransaction().begin();
em.merge(usr);
em.getTransaction().commit();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
update.emit();
logger.info("user " + usr + " updated");
}
/**
* @return List<Project>
* @throws WaktuException
*/
@SuppressWarnings("unchecked")
public List<Project> getAllProjects() throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
List<Project> allProjects = null;
try {
allProjects =
em.createQuery("SELECT p FROM Project p ORDER BY p.projectIdentifier ASC")
.getResultList();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
return allProjects;
}
/**
* @param firstname
* @param lastname
* @param password
* @param pensum
* @param role
* @param holiday
* @return Usr
* @throws WaktuException
*/
public Usr addUser(
final String firstname,
final String lastname,
final String password,
final int pensum,
final SystemRole role,
final double holiday)
throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
Usr newUsr =
new Usr(
generateUsername(firstname, lastname),
firstname,
lastname,
Md5.hash(password),
pensum,
role,
holiday);
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
BusinessRuleController.check(newUsr);
try {
em.getTransaction().begin();
em.persist(newUsr);
em.getTransaction().commit();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
add.emit(newUsr);
logger.info("user " + newUsr + " added");
return newUsr;
}
/**
* @return List<Usr>
* @throws WaktuException
*/
@SuppressWarnings("unchecked")
public List<Usr> getProjectManagers() throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
List<Usr> allProjectManagers = null;
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
try {
allProjectManagers =
em.createQuery(
"SELECT u FROM Usr u JOIN u.systemRole s WHERE u.systemRole = ch.hsr.waktu.domain.SystemRole.PROJECTMANAGER OR u.systemRole = ch.hsr.waktu.domain.SystemRole.ADMIN ORDER BY u.firstname")
.getResultList();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
return allProjectManagers;
}
/**
* @param usr
* @return List<Project>
* @throws WaktuException
*/
@SuppressWarnings("unchecked")
public List<Project> getActiveProjects(final Usr usr) throws WaktuException {
EntityManager em = PersistenceController.getInstance().getEMF().createEntityManager();
if (!PermissionController.getInstance().checkPermission()) {
throw new WaktuException("Permission denied");
}
List<Project> activeProjectsOfUser = null;
try {
activeProjectsOfUser =
em.createQuery(
"SELECT p FROM ProjectStaff ps JOIN ps.project p JOIN ps.user u WHERE u.id = '"
+ usr.getId()
+ "' ORDER BY p.projectIdentifier ASC")
.getResultList();
} catch (Exception e) {
ExceptionHandling.handleException(e);
} finally {
em.close();
}
return activeProjectsOfUser;
}
