/**
* Lazy initialization of the status map. For each ambulance that is currently being displayed
* (the current CRUD page, represented by the attribute entities), checks if there's an active
* deactivation and stores the appropriate status (active or inactive, properly internationalized)
* to the status map.
*/
private void initCurrentStatuses() {
logger.log(
Level.INFO, "Initializing maintenance status map for {0} entities.", entities.size());
currentStatuses = new TreeMap<Long, String>();
for (Ambulance ambulance : entities) {
// Retrieves the current deactivation (if any) for this ambulance.
AmbulanceDeactivation deactivation = null;
try {
deactivation = getCrudService().retrieveActiveDeactivation(ambulance);
} catch (AmbulanceHasMultipleCurrentDeactivationsException e) {
logger.log(
Level.SEVERE,
"There has been an error while retrieving the active deactivation of ambulance # "
+ ambulance.getNumber()
+ " (id "
+ ambulance.getId()
+ ")",
e);
addGlobalI18nMessage(
"msgs",
FacesMessage.SEVERITY_ERROR,
"manageAmbulances.error.deactivationError",
ambulance.getNumber());
}
// Displays the status depending if the ambulance is active or not.
currentStatuses.put(
ambulance.getId(),
getI18nMessage(
"msgs",
(deactivation == null)
? "manageAmbulances.text.status.active"
: "manageAmbulances.text.status.inactive"));
}
}
/**
* Lazy initialization of the assignment map. For each ambulance that is currently being displayed
* (the current CRUD page, represented by the attribute entities), checks if there's an active
* assignment and stores the appropriate information (driver name, or "unassigned", properly
* internationalized) to the assignment map.
*/
private void initCurrentAssignments() {
logger.log(Level.INFO, "Initializing current drivers map for {0} entities.", entities.size());
currentAssignments = new TreeMap<Long, String>();
for (Ambulance ambulance : entities) {
// Retrieves the current assignment (if any) for this ambulance.
DriverAssignment assignment = null;
try {
assignment = getCrudService().retrieveActiveAssignment(ambulance);
} catch (AmbulanceHasMultipleCurrentDriverAssignmentsException e) {
logger.log(
Level.SEVERE,
"There has been an error while retrieving the active assignment of ambulance # "
+ ambulance.getNumber()
+ " (id "
+ ambulance.getId()
+ ")",
e);
addGlobalI18nMessage(
"msgs",
FacesMessage.SEVERITY_ERROR,
"manageAmbulances.error.assignmentError",
ambulance.getNumber());
}
// Displays the status depending if the ambulance is active or not.
currentAssignments.put(
ambulance.getId(),
getI18nMessage(
"msgs",
(assignment == null)
? "manageAmbulances.text.currentDriver.none"
: assignment.getDriver().getName()));
}
}
/** @see br.com.engenhodesoftware.util.ejb3.controller.CrudAction#listTrash() */
@Override
protected String listTrash() {
// List the usernames of the deleted ambulances.
StringBuilder usernames = new StringBuilder();
for (Ambulance entity : trashCan)
usernames
.append("# ")
.append(entity.getNumber())
.append(" (")
.append(entity.getLicensePlate())
.append("), ");
// Removes the final comma and returns the string.
int length = usernames.length();
if (length > 0) usernames.delete(length - 2, length);
logger.log(Level.INFO, "Listing the ambulances in the trash can: {0}.", usernames.toString());
return usernames.toString();
}
