no.g9.jgrape

Class DataServiceImpl

java.lang.Object

no.g9.jgrape.DataServiceImpl

All Implemented Interfaces:

DataService

public class DataServiceImpl
extends Object
implements DataService

The default implementation of the DataService interface.

Constructor Summary

Constructors

Constructor and Description
DataServiceImpl()

Method Summary

Modifier and Type	Method and Description
void	delete(Object object, List<String> keyAttributes, Session session)
void	delete(Object object, Session session) Delete the given object.
Object	find(Class<?> clazz, Object key, FindData findData, Session session) Finds an object based on the primary key given in the input object.
Object	find(Class<?> clazz, Object key, List<String> keyAttributeNames, FindData findData, Session session) Finds an object based on a candidate key.
Object	find(FindData findData, Session session) Finds an object or a projection based on the given FindData.
List<?>	findAll(Class<?> clazz, Object example, FindData findData, Session session) return purposes and if a maxSize parameter should be given as input or set in the configuration.
List<?>	findAll(FindData findData, Session session) Finds objects or projections based on the given FindData.
void	findAssociated(Object object, Session session) Runs Hibernate.initialize().
Object	get(Object currentObject, ENavigation navigation, Session session)
static DataServiceImpl	getDataServiceImpl() Get a DataServiceImpl object.
Serializable	insert(Object object, Session session) Insert the given object in the database.
Object	merge(Object object, Session session) Copy the state of the detached instance to a persistent instance with the same identifier.
void	update(Object object, Session session) Update a database instance from the given object.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataServiceImpl

public DataServiceImpl()

Method Detail

getDataServiceImpl

public static DataServiceImpl getDataServiceImpl()

Get a DataServiceImpl object.

Returns:

either a new or an already existing DataServiceImpl object

find

public Object find(Class<?> clazz,
                   Object key,
                   FindData findData,
                   Session session)

Description copied from interface: DataService

Finds an object based on the primary key given in the input object.

Specified by:

find in interface DataService

Parameters:

clazz - (missing javadoc)

key - (missing javadoc)

findData - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

find

public Object find(Class<?> clazz,
                   Object key,
                   List<String> keyAttributeNames,
                   FindData findData,
                   Session session)

Description copied from interface: DataService

Finds an object based on a candidate key. The parameter keyAttributeNames determines which object attributes to use to find the complete object.

Specified by:

find in interface DataService

Parameters:

clazz - (missing javadoc)

key - (missing javadoc)

keyAttributeNames - (missing javadoc)

findData - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

find

public Object find(FindData findData,
                   Session session)

Description copied from interface: DataService

Finds an object or a projection based on the given FindData.

Specified by:

find in interface DataService

Parameters:

findData - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

findAll

public List<?> findAll(Class<?> clazz,
                       Object example,
                       FindData findData,
                       Session session)

Description copied from interface: DataService

return purposes and if a maxSize parameter should be given as input or set in the configuration.

Specified by:

findAll in interface DataService

Parameters:

clazz - (missing javadoc)

example - (missing javadoc)

findData - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

findAll

public List<?> findAll(FindData findData,
                       Session session)

Description copied from interface: DataService

Finds objects or projections based on the given FindData.

Specified by:

findAll in interface DataService

Parameters:

findData - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

insert

public Serializable insert(Object object,
                           Session session)

Description copied from interface: DataService

Insert the given object in the database.

Specified by:

insert in interface DataService

Parameters:

object - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

update

public void update(Object object,
                   Session session)

Description copied from interface: DataService

Update a database instance from the given object.

Specified by:

update in interface DataService

Parameters:

object - (missing javadoc)

session - (missing javadoc)

merge

public Object merge(Object object,
                    Session session)

Description copied from interface: DataService

Copy the state of the detached instance to a persistent instance with the same identifier. The persistent instance will be loaded if necessary.

Specified by:

merge in interface DataService

Parameters:

object - the detached instance

session - (missing javadoc)

Returns:

the persistent instance

delete

public void delete(Object object,
                   Session session)

Description copied from interface: DataService

Delete the given object.

Specified by:

delete in interface DataService

Parameters:

object - (missing javadoc)

session - (missing javadoc)

delete

public void delete(Object object,
                   List<String> keyAttributes,
                   Session session)

Specified by:

delete in interface DataService

Parameters:

object - (missing javadoc)

keyAttributes - (missing javadoc)

session - (missing javadoc)

get

public Object get(Object currentObject,
                  ENavigation navigation,
                  Session session)

Specified by:

get in interface DataService

Parameters:

currentObject - (missing javadoc)

navigation - (missing javadoc)

session - (missing javadoc)

Returns:

(missing javadoc)

findAssociated

public void findAssociated(Object object,
                           Session session)

Description copied from interface: DataService

Runs Hibernate.initialize(). The Session parameter will give the operation the ability to attach objects in the current session.

Specified by:

findAssociated in interface DataService

Parameters:

object - (missing javadoc)

session - (missing javadoc)