Package com.logicaldoc.core.document.dao

Class HibernateRatingDAO

java.lang.Object

com.logicaldoc.core.HibernatePersistentObjectDAO<Rating>

com.logicaldoc.core.document.dao.HibernateRatingDAO

All Implemented Interfaces:

RatingDAO, PersistentObjectDAO<Rating>

public class HibernateRatingDAO
extends HibernatePersistentObjectDAO<Rating>
implements RatingDAO

Hibernate implementation of RatingDAO

Since:

6.1

Author:

Matteo Caruso - LogicalDOC

Constructor Summary

Constructors

Constructor	Description
HibernateRatingDAO()

Method Summary

Modifier and Type	Method	Description
boolean	delete(long id, int code)	This method deletes an entity and you can give a deletion code
List<Rating>	findByDocId(long docId)	Finds the ratings stored for the given document id
Rating	findByDocIdAndUserId(long docId, long userId)	Finds the rating for the given user id and the given document id
Rating	findVotesByDocId(long docId)	Returns a rating that contains count and average of vote on the given document
boolean	store(Rating rating, DocumentHistory transaction)	Stores a rating and saves the document's history
int	updateDocumentRating(long docId, DocumentHistory transaction)	Updates the document's rating with the votes average

Methods inherited from class com.logicaldoc.core.HibernatePersistentObjectDAO

bulkUpdate, delete, deleteAll, deleteAll, findAll, findAll, findAllIds, findAllIds, findById, findById, findByObjectQuery, findByQuery, findByWhere, findByWhere, findIdsByWhere, findIdsByWhere, getDbms, getSessionFactory, initialize, isOracle, jdbcUpdate, jdbcUpdate, query, queryForInt, queryForList, queryForList, queryForLong, queryForObject, queryForRowSet, queryForString, setSessionFactory, store

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.logicaldoc.core.PersistentObjectDAO

bulkUpdate, delete, deleteAll, deleteAll, findAll, findAll, findAllIds, findAllIds, findById, findById, findByObjectQuery, findByQuery, findByWhere, findByWhere, findIdsByWhere, findIdsByWhere, getDbms, initialize, isOracle, jdbcUpdate, jdbcUpdate, query, queryForInt, queryForList, queryForList, queryForLong, queryForObject, queryForRowSet, queryForString, store

Constructor Detail

HibernateRatingDAO

public HibernateRatingDAO()

Method Detail

store

public boolean store(Rating rating,
                     DocumentHistory transaction)
              throws PersistenceException

Description copied from interface: RatingDAO

Stores a rating and saves the document's history

Specified by:

store in interface RatingDAO

Parameters:

rating - the rating

transaction - session informations

Returns:

true id the rating has been correctly stored

Throws:

PersistenceException - raised in case of database errors

updateDocumentRating

public int updateDocumentRating(long docId,
                                DocumentHistory transaction)
                         throws PersistenceException

Description copied from interface: RatingDAO

Updates the document's rating with the votes average

Specified by:

updateDocumentRating in interface RatingDAO

Parameters:

docId - Identifier of the document

transaction - session informations

Returns:

the new rating

Throws:

PersistenceException - raised in case of database error

findVotesByDocId

public Rating findVotesByDocId(long docId)

Description copied from interface: RatingDAO

Returns a rating that contains count and average of vote on the given document

Specified by:

findVotesByDocId in interface RatingDAO

Parameters:

docId - ID of the document

Returns:

the rating for the document

findByDocIdAndUserId

public Rating findByDocIdAndUserId(long docId,
                                   long userId)

Description copied from interface: RatingDAO

Finds the rating for the given user id and the given document id

Specified by:

findByDocIdAndUserId in interface RatingDAO

Parameters:

docId - ID of the document

userId - ID of the user

Returns:

the vote of the given user on the document

findByDocId

public List<Rating> findByDocId(long docId)

Description copied from interface: RatingDAO

Finds the ratings stored for the given document id

Specified by:

findByDocId in interface RatingDAO

Parameters:

docId - ID of the document

Returns:

the list of ratings

delete

public boolean delete(long id,
                      int code)
               throws PersistenceException

Description copied from interface: PersistentObjectDAO

This method deletes an entity and you can give a deletion code

Specified by:

delete in interface PersistentObjectDAO<Rating>

Overrides:

delete in class HibernatePersistentObjectDAO<Rating>

Parameters:

id - ID of the entity which should be deleted

code - Deletion code

Returns:

if the record has been successfully deleted

Throws:

PersistenceException - raised in case of errors in the database