RatingDAO (logicaldoc 8.5.1 API)

All Superinterfaces:

PersistentObjectDAO<Rating>

All Known Implementing Classes:

HibernateRatingDAO
```
public interface RatingDAO
extends PersistentObjectDAO<Rating>
```
DAO service for ratings

Since:

6.1

Author:

Matteo Caruso - LogicalDOC

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`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

Methods inherited from interface com.logicaldoc.core.PersistentObjectDAO
bulkUpdate, delete, 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

- Method Detail
  - store
```
boolean store(Rating rating,
              DocumentHistory transaction)
       throws PersistenceException
```
    Stores a rating and saves the document's history
    
    Parameters:
    
    rating - the rating
    
    transaction - session informations
    
    Returns:
    
    true id the rating has been correctly stored
    
    Throws:
    
    PersistenceException - raised in case of database errors
  - findVotesByDocId
```
Rating findVotesByDocId(long docId)
```
    Returns a rating that contains count and average of vote on the given document
    
    Parameters:
    
    docId - ID of the document
    
    Returns:
    
    the rating for the document
  - findByDocIdAndUserId
```
Rating findByDocIdAndUserId(long docId,
                            long userId)
```
    Finds the rating for the given user id and the given document id
    
    Parameters:
    
    docId - ID of the document
    
    userId - ID of the user
    
    Returns:
    
    the vote of the given user on the document
  - findByDocId
```
List<Rating> findByDocId(long docId)
```
    Finds the ratings stored for the given document id
    
    Parameters:
    
    docId - ID of the document
    
    Returns:
    
    the list of ratings