org.alfresco.repo.domain.mimetype

Interface MimetypeDAO

All Known Implementing Classes:

AbstractMimetypeDAOImpl, MimetypeDAOImpl

public interface MimetypeDAO

DAO services for alf_mimetype table

Since:

3.2

Author:

Derek Hulley

Method Summary

Modifier and Type	Method and Description
Pair<Long,String>	getMimetype(Long id)
Pair<Long,String>	getMimetype(String mimetype)
Pair<Long,String>	getOrCreateMimetype(String mimetype) Retrieve an existing mimetype or create a new one if it doesn't exist.
int	updateMimetype(String oldMimetype, String newMimetype) Update a mimetype if it exists.

Method Detail

getMimetype

Pair<Long,String> getMimetype(Long id)

Parameters:

id - the unique ID of the entity

Returns:

the Mimetype pair (id, mimetype) (never null)

Throws:

AlfrescoRuntimeException - if the ID provided is invalid

getMimetype

Pair<Long,String> getMimetype(String mimetype)

Parameters:

mimetype - the Mimetype to query for

Returns:

the Mimetype pair (id, mimetype) or null if it doesn't exist

getOrCreateMimetype

Pair<Long,String> getOrCreateMimetype(String mimetype)

Retrieve an existing mimetype or create a new one if it doesn't exist.

Parameters:

mimetype - the Mimetype

Returns:

the Mimetype pair (id, mimetype) (never null)

updateMimetype

int updateMimetype(String oldMimetype,
                   String newMimetype)

Update a mimetype if it exists. This method does not do any conflict resolution i.e. it will only succeed if the new mimetype does not exist already. Higher-level logic is required to handle updates to dependent rows, etc.

Parameters:

oldMimetype - the old Mimetype

newMimetype - the new Mimetype

Returns:

the number of rows modified