org.resthub.common.service

Interface CrudService<T,ID extends Serializable>

Type Parameters:

T - Your resource POJO to manage, maybe an entity or DTO class

ID - Resource id type, usually Long or String

All Known Implementing Classes:

CrudServiceImpl

public interface CrudService<T,ID extends Serializable>

CRUD Service interface.

Method Summary

Methods

Modifier and Type	Method and Description
Long	count() Count all resources.
T	create(T resource) Create new resource.
void	delete(ID id) Delete existing resource.
void	delete(T resource) Delete existing resource.
void	deleteAll() Delete all existing resource.
void	deleteAllWithCascade() Delete all existing resource, including linked entities with cascade delete
Iterable<T>	findAll() Find all resources.
org.springframework.data.domain.Page<T>	findAll(org.springframework.data.domain.Pageable pageRequest) Find all resources (pageable).
T	findById(ID id) Find resource by id.
Iterable<T>	findByIds(Set<ID> ids) Find resources by their ids.
T	update(T resource) Update existing resource.

Method Detail

create

T create(T resource)

Create new resource.

Parameters:

resource - Resource to create

Returns:

new resource

update

T update(T resource)

Update existing resource.

Parameters:

resource - Resource to update

Returns:

resource updated

delete

void delete(T resource)

Delete existing resource.

Parameters:

resource - Resource to delete

delete

void delete(ID id)

Delete existing resource.

Parameters:

id - Resource id

deleteAll

void deleteAll()

Delete all existing resource. Do not use cascade remove (not a choice -> JPA specs)

deleteAllWithCascade

void deleteAllWithCascade()

Delete all existing resource, including linked entities with cascade delete

findById

T findById(ID id)

Find resource by id.

Parameters:

id - Resource id

Returns:

resource

findByIds

Iterable<T> findByIds(Set<ID> ids)

Find resources by their ids.

Parameters:

ids - Resource ids

Returns:

a list of retrieved resources, empty if no resource found

findAll

Iterable<T> findAll()

Find all resources.

Returns:

a list of all resources.

findAll

org.springframework.data.domain.Page<T> findAll(org.springframework.data.domain.Pageable pageRequest)

Find all resources (pageable).

Parameters:

pageRequest - page request

Returns:

resources

count

Long count()

Count all resources.

Returns:

number of resources