de.alpharogroup.db.service.api

Interface BusinessService<T,PK extends Serializable>

Type Parameters:

T - the type of the domain object

PK - the type of the primary key from the domain object

All Superinterfaces:

Serializable

public interface BusinessService<T,PK extends Serializable>
extends Serializable

The Interface BusinessService.

Method Summary

Modifier and Type	Method and Description
void	delete(List<T> objects) Delete all persistent objects in the given list.
void	delete(PK id) Deletes an object of a given Id.
void	delete(T object) Deletes the given object from persistent storage in the database.
void	deleteAndFlush(List<T> objects) Delete all persistent objects in the given list and flush.
void	deleteAndFlush(PK id) Deletes an object of a given Id and flush after.
void	deleteAndFlush(T object) Delete and flush.
void	evict(T object) Remove this instance from the session cache.
boolean	exists(PK id) Checks if an entry exists with the given id.
List<T>	find(String hqlQuery, String[] params, Object[] paramValues, org.hibernate.type.Type[] paramTypes, Integer start, Integer count) Returns a list from the result from the given hqlquery.
List<T>	findAll() Returns a list of objects.
List<T>	findByCriteria(org.hibernate.criterion.Criterion... criterion) Hibernate wrapper.
List<T>	findByExample(T exampleInstance, String... excludeProperty) Find by example.
void	flush() Flush.
T	get(PK id) Retrieve a persisted object with a given id from the database.
org.hibernate.Session	getSession() Gets the hibernate session.
T	load(PK id) Retrieve a persisted object with a given id from the database.
T	merge(T object) Merges the given object.
T	mergeAndFlush(T object) Merge and flush.
void	refresh(T object) Re-read the state of the given instance from the underlying database.
List<PK>	save(List<T> objects) Save all new objects in the given list.
PK	save(T object) Persist the given object into database.
List<PK>	saveAndFlush(List<T> objects) Save all given objects into database and flush.
PK	saveAndFlush(T object) Save the given object into database and flush.
void	saveOrUpdate(List<T> objects) Save or update all given objects into database.
void	saveOrUpdate(T object) Save or update the given object into database.
void	saveOrUpdateAndFlush(List<T> objects) Save or update all given objects into database and flush.
void	saveOrUpdateAndFlush(T object) Save or update the given object into database and flush.
void	setSession(org.hibernate.Session session) Sets the hibernate session.

Method Detail

delete

void delete(List<T> objects)

Delete all persistent objects in the given list.

Parameters:

objects - the list with the persistent objects to delete

delete

void delete(PK id)

Deletes an object of a given Id. Will load the object internally so consider using delete (T obj) directly

Parameters:

id - the id

delete

void delete(T object)

Deletes the given object from persistent storage in the database.

Parameters:

object - the persistent object

deleteAndFlush

void deleteAndFlush(List<T> objects)

Delete all persistent objects in the given list and flush.

Parameters:

objects - the objects to delete

deleteAndFlush

void deleteAndFlush(PK id)

Deletes an object of a given Id and flush after.

Parameters:

id - the id to delete

deleteAndFlush

void deleteAndFlush(T object)

Delete and flush.

Parameters:

object - the object

evict

void evict(T object)

Remove this instance from the session cache.

Parameters:

object - the object to evict.

exists

boolean exists(PK id)

Checks if an entry exists with the given id.

Parameters:

id - the id to check

Returns:

true, if an entry exists with the given id, otherwise false.

find

List<T> find(String hqlQuery,
             String[] params,
             Object[] paramValues,
             org.hibernate.type.Type[] paramTypes,
             Integer start,
             Integer count)

Returns a list from the result from the given hqlquery.

Parameters:

hqlQuery - the hql query.

params - Array from the parameter for the query.

paramValues - Array from the values from the parameters for the query.

paramTypes - Array which defines what kind of type the the parameter is.

start - Defines from where to start the result.

count - Defines how much rows to get from the query.

Returns:

the result list.

findAll

List<T> findAll()

Returns a list of objects.

Returns:

list of objects

findByCriteria

List<T> findByCriteria(org.hibernate.criterion.Criterion... criterion)

Hibernate wrapper.

Parameters:

criterion - the criterion

Returns:

list of objects

findByExample

List<T> findByExample(T exampleInstance,
                      String... excludeProperty)

Find by example.

Parameters:

exampleInstance - the example instance

excludeProperty - the exclude property

Returns:

the list

flush

void flush()

Flush.

get

T get(PK id)

Retrieve a persisted object with a given id from the database.

Parameters:

id - the id

Returns:

An object of type T

getSession

org.hibernate.Session getSession()

Gets the hibernate session.

Returns:

the hibernate session

setSession

void setSession(org.hibernate.Session session)

Sets the hibernate session.

Parameters:

session - The hibernate session to set.

load

T load(PK id)

Retrieve a persisted object with a given id from the database.

Parameters:

id - the id

Returns:

An object of type T

merge

T merge(T object)

Merges the given object. @see Hibernate documentation.

Parameters:

object - the object

Returns:

the object

mergeAndFlush

T mergeAndFlush(T object)

Merge and flush.

Parameters:

object - the object

Returns:

the object

refresh

void refresh(T object)

Re-read the state of the given instance from the underlying database.

Parameters:

object - the object to refresh.

save

List<PK> save(List<T> objects)

Save all new objects in the given list.

Parameters:

objects - the list to save

Returns:

the list with the ids of the saved objects

save

PK save(T object)

Persist the given object into database.

Parameters:

object - the new instance to save.

Returns:

the id of the saved object

saveAndFlush

List<PK> saveAndFlush(List<T> objects)

Save all given objects into database and flush.

Parameters:

objects - the objects to save.

Returns:

the list with the ids of the saved objects.

saveAndFlush

PK saveAndFlush(T object)

Save the given object into database and flush.

Parameters:

object - the object to save.

Returns:

the id of the saved object

saveOrUpdate

void saveOrUpdate(List<T> objects)

Save or update all given objects into database.

Parameters:

objects - the objects to save or update.

saveOrUpdate

void saveOrUpdate(T object)

Save or update the given object into database.

Parameters:

object - the object to save or update.

saveOrUpdateAndFlush

void saveOrUpdateAndFlush(List<T> objects)

Save or update all given objects into database and flush.

Parameters:

objects - the objects to save or update.

saveOrUpdateAndFlush

void saveOrUpdateAndFlush(T object)

Save or update the given object into database and flush.

Parameters:

object - the object to save or update.