com.googlecode.genericdao.dao.hibernate.original

Class GenericDAOImpl<T,ID extends Serializable>

java.lang.Object

com.googlecode.genericdao.dao.hibernate.HibernateBaseDAO

com.googlecode.genericdao.dao.hibernate.original.GenericDAOImpl<T,ID>

Type Parameters:

T - The type of the domain object for which this instance is to be used.

ID - The type of the id of the domain object for which this instance is to be used.

All Implemented Interfaces:

GenericDAO<T,ID>

public class GenericDAOImpl<T,ID extends Serializable>
extends HibernateBaseDAO
implements GenericDAO<T,ID>

Implementation of GenericDAO using Hibernate. The SessionFactory property is annotated for automatic resource injection.

Author:

dwolverton

Field Summary

Fields

Modifier and Type	Field and Description
protected Class<T>	persistentClass

Constructor Summary

Constructors

Constructor and Description
GenericDAOImpl()

Method Summary

Methods

Modifier and Type	Method and Description
int	count(ISearch search) Returns the total number of results that would be returned using the given ISearch if there were no paging or maxResult limits.
void	create(T object) Add the specified object as a new entry in the datastore.
boolean	createOrUpdate(T object) If the id of the object is null or zero, create, otherwise update.
boolean	deleteById(ID id) Remove the object of this type with the specified id from the datastore.
boolean	deleteEntity(T object) Remove the specified object from the datastore.
T	fetch(ID id) Get the object of this type with the specified id from the datastore.
List<T>	fetchAll() Get a list of all the objects of this type.
void	flush() Flushes changes in the Hibernate cache to the datastore.
Filter	getFilterFromExample(T example) Generates a search filter from the given example using default options.
Filter	getFilterFromExample(T example, ExampleOptions options) Generates a search filter from the given example using the specified options.
boolean	isConnected(Object object) Returns true if the object is connected to the current Hibernate session.
void	refresh(Object object) Refresh the content of the given entity from the current datastore state.
List<T>	search(ISearch search) Search for objects of this type given the search parameters in the specified ISearch object.
SearchResult<T>	searchAndCount(ISearch search) Returns a SearchResult object that includes the list of results like search() and the total length like searchLength.
List	searchGeneric(ISearch search) Search for objects given the search parameters in the specified ISearch object.
Object	searchUnique(ISearch search) Search for a single result using the given parameters.
void	update(T object) Update the corresponding object in the datastore with the properties of the specified object.

Methods inherited from class com.googlecode.genericdao.dao.hibernate.HibernateBaseDAO

_all, _count, _count, _count, _deleteById, _deleteById, _deleteEntities, _deleteEntity, _exists, _exists, _exists, _flush, _get, _get, _getFilterFromExample, _getFilterFromExample, _load, _load, _load, _merge, _persist, _refresh, _save, _save, _saveOrUpdate, _saveOrUpdateIsNew, _saveOrUpdateIsNew, _search, _search, _searchAndCount, _searchAndCount, _searchUnique, _searchUnique, _sessionContains, _update, getMetadataUtil, getSearchProcessor, getSession, getSessionFactory, setSessionFactory

Methods inherited from class java.lang.Object

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

Field Detail

persistentClass

protected Class<T> persistentClass

Constructor Detail

GenericDAOImpl

public GenericDAOImpl()

Method Detail

create

public void create(T object)

Description copied from interface: GenericDAO

Add the specified object as a new entry in the datastore.

Specified by:

create in interface GenericDAO<T,ID extends Serializable>

createOrUpdate

public boolean createOrUpdate(T object)

Description copied from interface: GenericDAO

If the id of the object is null or zero, create, otherwise update.

Specified by:

createOrUpdate in interface GenericDAO<T,ID extends Serializable>

Returns:

true if create; false if update.

deleteById

public boolean deleteById(ID id)

Description copied from interface: GenericDAO

Remove the object of this type with the specified id from the datastore.

Specified by:

deleteById in interface GenericDAO<T,ID extends Serializable>

Returns:

true if the object is found in the datastore and removed, false if the item is not found.

deleteEntity

public boolean deleteEntity(T object)

Description copied from interface: GenericDAO

Remove the specified object from the datastore.

Specified by:

deleteEntity in interface GenericDAO<T,ID extends Serializable>

Returns:

true if the object is found in the datastore and removed, false if the item is not found.

fetch

public T fetch(ID id)

Description copied from interface: GenericDAO

Get the object of this type with the specified id from the datastore.

Specified by:

fetch in interface GenericDAO<T,ID extends Serializable>

fetchAll

public List<T> fetchAll()

Description copied from interface: GenericDAO

Get a list of all the objects of this type.

Specified by:

fetchAll in interface GenericDAO<T,ID extends Serializable>

update

public void update(T object)

Description copied from interface: GenericDAO

Update the corresponding object in the datastore with the properties of the specified object. The corresponding object is determined by id.

Specified by:

update in interface GenericDAO<T,ID extends Serializable>

search

public List<T> search(ISearch search)

Description copied from interface: GenericDAO

Search for objects of this type given the search parameters in the specified ISearch object.

Specified by:

search in interface GenericDAO<T,ID extends Serializable>

count

public int count(ISearch search)

Description copied from interface: GenericDAO

Returns the total number of results that would be returned using the given ISearch if there were no paging or maxResult limits.

Specified by:

count in interface GenericDAO<T,ID extends Serializable>

searchAndCount

public SearchResult<T> searchAndCount(ISearch search)

Description copied from interface: GenericDAO

Returns a SearchResult object that includes the list of results like search() and the total length like searchLength.

Specified by:

searchAndCount in interface GenericDAO<T,ID extends Serializable>

isConnected

public boolean isConnected(Object object)

Description copied from interface: GenericDAO

Returns true if the object is connected to the current Hibernate session.

Specified by:

isConnected in interface GenericDAO<T,ID extends Serializable>

flush

public void flush()

Description copied from interface: GenericDAO

Flushes changes in the Hibernate cache to the datastore.

Specified by:

flush in interface GenericDAO<T,ID extends Serializable>

refresh

public void refresh(Object object)

Description copied from interface: GenericDAO

Refresh the content of the given entity from the current datastore state.

Specified by:

refresh in interface GenericDAO<T,ID extends Serializable>

searchGeneric

public List searchGeneric(ISearch search)

Description copied from interface: GenericDAO

Search for objects given the search parameters in the specified ISearch object. Return an untyped result list. The result type can be determined by fetch mode and fetches on the search.

Specified by:

searchGeneric in interface GenericDAO<T,ID extends Serializable>

searchUnique

public Object searchUnique(ISearch search)
                    throws org.hibernate.NonUniqueResultException

Description copied from interface: GenericDAO

Search for a single result using the given parameters.

Specified by:

searchUnique in interface GenericDAO<T,ID extends Serializable>

Throws:

org.hibernate.NonUniqueResultException

getFilterFromExample

public Filter getFilterFromExample(T example)

Description copied from interface: GenericDAO

Generates a search filter from the given example using default options.

Specified by:

getFilterFromExample in interface GenericDAO<T,ID extends Serializable>

getFilterFromExample

public Filter getFilterFromExample(T example,
                          ExampleOptions options)

Description copied from interface: GenericDAO

Generates a search filter from the given example using the specified options.

Specified by:

getFilterFromExample in interface GenericDAO<T,ID extends Serializable>