@Override
public <T extends GettableById> List<T> get(
Class<T> bookEntityClass,
int from,
int to,
Map<String, List<Criterion>> restrictions,
OrderByFilter filter) {
validateTransaction();
Criteria criteria = getSession().createCriteria(bookEntityClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setFirstResult(from);
if (to != 0) criteria.setMaxResults(to);
for (String key : restrictions.keySet()) {
if (key.equals(RestrictionsFields.MAIN_RESTRICTIONS)) {
for (Criterion restriction : restrictions.get(RestrictionsFields.MAIN_RESTRICTIONS))
criteria.add(restriction);
} else if (restrictions.get(key).size() > 0) {
Criteria c = criteria.createCriteria(key);
for (Criterion restriction : restrictions.get(key)) c.add(restriction);
}
}
if (filter != null) {
if (filter.getDirection().equals(OrderByFilter.ASC))
criteria.addOrder(Order.asc(filter.field));
else criteria.addOrder(Order.desc(filter.field));
}
return criteria.list();
}
@Override
public <T extends GettableById> Number count(Class<T> currentClass, Criterion... restrictions) {
validateTransaction();
Criteria criteria = getSession().createCriteria(currentClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setProjection(Projections.rowCount());
for (Criterion restriction : restrictions) criteria.add(restriction);
return ((Number) criteria.uniqueResult());
}
@Override
public <T extends GettableById> Collection<Integer> getIds(
Class<T> currentClass, Criterion... restrictions) {
validateTransaction();
Criteria criteria = getSession().createCriteria(currentClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setProjection(Projections.id());
for (Criterion restriction : restrictions) criteria.add(restriction);
return criteria.list();
}
private <P> Criteria buildProjectionCriteria(
Class<P> projectClass, Criteria criteria, Projection projections, boolean distinctResult) {
if (distinctResult) {
criteria.setProjection(Projections.distinct(projections));
} else {
criteria.setProjection(projections);
}
return criteria.setResultTransformer(Transformers.aliasToBean(projectClass));
}
@Override
public <T extends GettableById> List<T> get(
Class<T> bookEntityClass, int from, int to, Criterion... restrictions) {
validateTransaction();
Criteria criteria = getSession().createCriteria(bookEntityClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setFirstResult(from);
if (to != 0) criteria.setMaxResults(to);
for (Criterion restriction : restrictions) criteria.add(restriction);
return criteria.list();
}
@Override
public <T extends GettableById> List<T> get(
Class<T> bookEntityClass, int from, int to, OrderByFilter filter) {
validateTransaction();
Criteria criteria = getSession().createCriteria(bookEntityClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setFirstResult(from);
if (to != 0) criteria.setMaxResults(to);
if (filter != null) {
if (filter.getDirection().equals(OrderByFilter.ASC))
criteria.addOrder(Order.asc(filter.field));
else criteria.addOrder(Order.desc(filter.field));
}
return criteria.list();
}
@Override
public <T extends GettableById> Number count(
Class<T> currentClass, Map<String, List<Criterion>> restrictions) {
validateTransaction();
Criteria criteria = getSession().createCriteria(currentClass);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setProjection(Projections.rowCount());
for (String key : restrictions.keySet()) {
if (key.equals(RestrictionsFields.MAIN_RESTRICTIONS)) {
for (Criterion restriction : restrictions.get(RestrictionsFields.MAIN_RESTRICTIONS))
criteria.add(restriction);
} else if (restrictions.get(key).size() > 0) {
Criteria c = criteria.createCriteria(key);
for (Criterion restriction : restrictions.get(key)) c.add(restriction);
}
}
return ((Number) criteria.uniqueResult());
}
@Override
public <T extends GettableById> List<T> get(
Class<T> bookKeywordEntityClass,
String bookKeywordEntity,
int offset,
int limit,
HashMap<String, FetchMode> fetchMode,
HashMap<String, String> alias,
Criterion... criterions) {
validateTransaction();
Criteria criteria = getSession().createCriteria(bookKeywordEntityClass, bookKeywordEntity);
criteria.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
criteria.setFirstResult(offset);
if (limit != 0) criteria.setMaxResults(limit);
for (Criterion restriction : criterions) criteria.add(restriction);
for (Map.Entry<String, FetchMode> stringObjectEntry : fetchMode.entrySet()) {
criteria.setFetchMode(stringObjectEntry.getKey(), stringObjectEntry.getValue());
}
for (Map.Entry<String, String> stringObjectEntry : alias.entrySet()) {
criteria.createAlias(stringObjectEntry.getKey(), stringObjectEntry.getValue());
}
return criteria.list();
}
