org.apache.ambari.server.orm.dao

Class PrincipalDAO

java.lang.Object

org.apache.ambari.server.orm.dao.PrincipalDAO

public class PrincipalDAO
extends Object

Principal Data Access Object.

Constructor Summary

Constructors

Constructor and Description
PrincipalDAO()

Method Summary

Modifier and Type	Method and Description
void	create(List<PrincipalEntity> entities) Make instances managed and persistent.
void	create(PrincipalEntity entity) Make an instance managed and persistent.
List<PrincipalEntity>	findAll() Find all principals.
PrincipalEntity	findById(Long id) Find a principal with the given id.
List<PrincipalEntity>	findByPermissionId(Integer id) Find principals having specified permission.
List<PrincipalEntity>	findByPrincipalType(String name)
PrincipalEntity	merge(PrincipalEntity entity) Merge the given entity.
void	remove(PrincipalEntity entity) Remove the entity instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

PrincipalDAO

public PrincipalDAO()

Method Detail

findById

public PrincipalEntity findById(Long id)

Find a principal with the given id.

Parameters:

id - type id

Returns:

a matching principal type or null

findAll

public List<PrincipalEntity> findAll()

Find all principals.

Returns:

all principals or an empty List

findByPermissionId

public List<PrincipalEntity> findByPermissionId(Integer id)

Find principals having specified permission.

Parameters:

id - permission id

Returns:

all principals having specified permission

findByPrincipalType

public List<PrincipalEntity> findByPrincipalType(String name)

create

public void create(PrincipalEntity entity)

Make an instance managed and persistent.

Parameters:

entity - entity to store

create

public void create(List<PrincipalEntity> entities)

Make instances managed and persistent.

Parameters:

entities - entities to store

merge

public PrincipalEntity merge(PrincipalEntity entity)

Merge the given entity.

Parameters:

entity - the entity

Returns:

the managed entity

remove

public void remove(PrincipalEntity entity)

Remove the entity instance.

Parameters:

entity - entity to remove