public void deleteItem(Long itemId, String agent) {
ItemData item = null;
try {
item = (ItemData) getHibernateTemplate().load(ItemData.class, itemId);
} catch (DataAccessException e) {
log.warn("unable to retrieve item " + itemId + " due to:" + e);
return;
}
// get list of attachment in item
AssessmentService service = new AssessmentService();
List itemAttachmentList = service.getItemResourceIdList(item);
service.deleteResources(itemAttachmentList);
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
SectionDataIfc section = item.getSection();
// section might be null if you are deleting an item created inside a pool, that's not
// linked to any assessment.
if (section != null) {
Set set = section.getItemSet();
set.remove(item);
}
getHibernateTemplate().delete(item);
retryCount = 0;
} catch (Exception e) {
log.warn("problem deleting item: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
}
public void deleteSet(Set s) {
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
if (s != null) { // need to dissociate with item before deleting in Hibernate 3
getHibernateTemplate().deleteAll(s);
retryCount = 0;
} else {
retryCount = 0;
}
} catch (Exception e) {
log.warn("problem deleteSet: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
}
/**
* Get the Id for this SectionFacade.
*
* @return org.osid.shared.Id
*/
org.osid.shared.Id getId() {
try {
this.data = (SectionDataIfc) section.getData();
} catch (AssessmentException ex) {
throw new DataFacadeException(ex.getMessage());
}
PublishedSectionFacadeQueriesAPI publishedSectionFacadeQueries =
PersistenceService.getInstance().getPublishedSectionFacadeQueries();
return publishedSectionFacadeQueries.getId(this.data.getSectionId());
}
public ItemFacade saveItem(ItemFacade item) throws DataFacadeException {
try {
ItemDataIfc itemdata = (ItemDataIfc) item.getData();
itemdata.setLastModifiedDate(new Date());
itemdata.setLastModifiedBy(AgentFacade.getAgentString());
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
getHibernateTemplate().saveOrUpdate(itemdata);
item.setItemId(itemdata.getItemId());
retryCount = 0;
} catch (Exception e) {
log.warn("problem save or update itemdata: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
if ((item.getData() != null) && (item.getData().getSection() != null)) {
AssessmentIfc assessment = item.getData().getSection().getAssessment();
assessment.setLastModifiedBy(AgentFacade.getAgentString());
assessment.setLastModifiedDate(new Date());
retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
getHibernateTemplate().update(assessment);
retryCount = 0;
} catch (Exception e) {
log.warn("problem updating asssessment: " + e.getMessage());
retryCount =
PersistenceService.getInstance()
.getPersistenceHelper()
.retryDeadlock(e, retryCount);
}
}
}
return item;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public void addItemMetaData(Long itemId, String label, String value) {
ItemData item = (ItemData) getHibernateTemplate().load(ItemData.class, itemId);
if (item != null) {
printItem(item);
ItemMetaData itemmetadata = new ItemMetaData(item, label, value);
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
getHibernateTemplate().save(itemmetadata);
retryCount = 0;
} catch (Exception e) {
log.warn("problem saving itemmetadata: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
// item.addItemMetaData(label, value);
// getHibernateTemplate().saveOrUpdate(item);
}
}
public void deleteItemMetaData(final Long itemId, final String label) {
// delete metadata by label
ItemData item = getHibernateTemplate().load(ItemData.class, itemId);
final HibernateCallback<List<ItemMetaData>> hcb =
session -> {
Query q =
session.createQuery(
"from ItemMetaData imd where imd.item.itemId = :id and imd.label = :label");
q.setLong("id", itemId);
q.setString("label", label);
return q.list();
};
List<ItemMetaData> itemmetadatalist = getHibernateTemplate().execute(hcb);
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
if (item != null) { // need to dissociate with item before deleting in Hibernate 3
Iterator iter = itemmetadatalist.iterator();
while (iter.hasNext()) {
ItemMetaDataIfc meta = (ItemMetaDataIfc) iter.next();
meta.setItem(null);
}
Set set = item.getItemMetaDataSet();
set.removeAll(itemmetadatalist);
item.setItemMetaDataSet(set);
getHibernateTemplate().deleteAll(itemmetadatalist);
retryCount = 0;
} else retryCount = 0;
} catch (Exception e) {
log.warn("problem delete itemmetadatalist: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
}
public void remove(Long itemId) {
ItemData item = (ItemData) getHibernateTemplate().load(ItemData.class, itemId);
// get list of attachment in section
AssessmentService service = new AssessmentService();
List itemAttachmentList = service.getItemResourceIdList(item);
service.deleteResources(itemAttachmentList);
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
getHibernateTemplate().delete(item);
retryCount = 0;
} catch (Exception e) {
log.warn("problem deleting item : " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
if (item != null) {
printItem(item);
}
}
public Long add() {
ItemData item = new ItemData();
item.setInstruction("Matching game");
item.setTypeId(TypeFacade.MATCHING);
item.setScore(Double.valueOf(10));
item.setDiscount(Double.valueOf(0));
item.setHasRationale(Boolean.FALSE);
item.setStatus(Integer.valueOf(1));
item.setCreatedBy("1");
item.setCreatedDate(new Date());
item.setLastModifiedBy("1");
item.setLastModifiedDate(new Date());
// prepare itemText
item.setItemTextSet(prepareText(item));
// prepare MetaData
item.setItemMetaDataSet(prepareMetaData(item));
item.addItemMetaData("ITEM_OBJECTIVE", "the objective is to ...");
// prepare feedback
item.setCorrectItemFeedback("well done!");
item.setInCorrectItemFeedback("better luck next time!");
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
getHibernateTemplate().save(item);
retryCount = 0;
} catch (Exception e) {
log.warn("problem saving item: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
return item.getItemId();
}
// is this used by ItemAddListener to save item? -daisyf
public void deleteItemContent(Long itemId, String agent) {
ItemData item = (ItemData) getHibernateTemplate().load(ItemData.class, itemId);
int retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
if (item != null) { // need to dissociate with item before deleting in Hibernate 3
Set set = item.getItemTextSet();
item.setItemTextSet(new HashSet());
getHibernateTemplate().deleteAll(set);
retryCount = 0;
} else retryCount = 0;
} catch (Exception e) {
log.warn("problem deleteItemTextSet: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
if (item != null) { // need to dissociate with item before deleting in Hibernate 3
Set set = item.getItemMetaDataSet();
item.setItemMetaDataSet(new HashSet());
getHibernateTemplate().deleteAll(set);
retryCount = 0;
} else retryCount = 0;
} catch (Exception e) {
log.warn("problem deleteItemMetaDataSet: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
retryCount = PersistenceService.getInstance().getPersistenceHelper().getRetryCount();
while (retryCount > 0) {
try {
if (item != null) { // need to dissociate with item before deleting in Hibernate 3
Set set = item.getItemFeedbackSet();
item.setItemFeedbackSet(new HashSet());
getHibernateTemplate().deleteAll(set);
retryCount = 0;
} else retryCount = 0;
} catch (Exception e) {
log.warn("problem deleting ItemFeedbackSet: " + e.getMessage());
retryCount =
PersistenceService.getInstance().getPersistenceHelper().retryDeadlock(e, retryCount);
}
}
}
public void listType() {
TypeFacadeQueriesAPI typeFacadeQueries =
PersistenceService.getInstance().getTypeFacadeQueries();
TypeFacade f = typeFacadeQueries.getTypeFacadeById(1L);
log.debug("***facade: " + f.getAuthority());
}
