org.apache.ambari.server.orm.dao

Class BlueprintDAO

java.lang.Object

org.apache.ambari.server.orm.dao.BlueprintDAO

public class BlueprintDAO
extends Object

Blueprint Data Access Object.

Constructor Summary

Constructors

Constructor and Description
BlueprintDAO()

Method Summary

Modifier and Type	Method and Description
void	create(BlueprintEntity blueprintEntity) Make an instance managed and persistent.
List<BlueprintEntity>	findAll() Find all blueprints.
BlueprintEntity	findByName(String blueprint_name) Find a blueprint with a given name.
BlueprintEntity	merge(BlueprintEntity blueprintEntity) Merge the state of the given entity into the current persistence context.
void	refresh(BlueprintEntity blueprintEntity) Refresh the state of the instance from the database, overwriting changes made to the entity, if any.
void	remove(BlueprintEntity blueprintEntity) Remove the entity instance.
void	removeByName(String blueprint_name) Remove entity instance by primary key

Methods inherited from class java.lang.Object

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

Constructor Detail

BlueprintDAO

public BlueprintDAO()

Method Detail

findByName

public BlueprintEntity findByName(String blueprint_name)

Find a blueprint with a given name.

Parameters:

blueprint_name - name of blueprint to find

Returns:

a matching blueprint or null

findAll

public List<BlueprintEntity> findAll()

Find all blueprints.

Returns:

all blueprints or an empty List

refresh

public void refresh(BlueprintEntity blueprintEntity)

Refresh the state of the instance from the database, overwriting changes made to the entity, if any.

Parameters:

blueprintEntity - entity to refresh

create

public void create(BlueprintEntity blueprintEntity)

Make an instance managed and persistent.

Parameters:

blueprintEntity - entity to persist

merge

public BlueprintEntity merge(BlueprintEntity blueprintEntity)

Merge the state of the given entity into the current persistence context.

Parameters:

blueprintEntity - entity to merge

Returns:

the merged entity

remove

public void remove(BlueprintEntity blueprintEntity)

Remove the entity instance.

Parameters:

blueprintEntity - entity to remove

removeByName

public void removeByName(String blueprint_name)

Remove entity instance by primary key

Parameters:

blueprint_name - Primary key: blueprint name