程序包 net.qimooc.commons.service

接口 CrudService<T,ID extends java.io.Serializable>

所有已知实现类:

BaseService

public interface CrudService<T,ID extends java.io.Serializable>

方法概要

修饰符和类型	方法	说明
long	count()	Returns the number of entities available.
long	count(org.springframework.data.jpa.domain.Specification<T> spec)	Returns the number of instances that the given Specification will return.
void	delete(ID id)	Deletes the entity with the given id.
void	delete(ID[] ids)
void	delete(ID[] ids, boolean isPhysical)
void	delete(ID id, boolean isPhysical)	Deletes the entity with the given id.
void	delete(java.lang.Iterable<? extends T> entities)	Deletes the given entities.
void	delete(java.lang.Iterable<? extends T> entities, boolean isPhysical)	Deletes the given entities.
void	delete(java.util.List<ID> ids)
void	delete(java.util.List<ID> ids, boolean isPhysical)
void	delete(T entity)	Deletes a given entity.
void	delete(T entity, boolean isPhysical)	Deletes a given entity.
void	deleteAll()	Deletes all entities managed by the repository.
void	deleteAll(boolean isPhysical)	Deletes all entities managed by the repository.
boolean	exists(ID id)	Returns whether an entity with the given id exists.
java.lang.Iterable<T>	findAll()	Returns all instances of the type.
java.lang.Iterable<T>	findAll(java.lang.Iterable<ID> ids)	Returns all instances of the type with the given IDs.
<S extends T> java.lang.Iterable<S>	findAll(org.springframework.data.domain.Example<S> example)
<S extends T> org.springframework.data.domain.Page<S>	findAll(org.springframework.data.domain.Example<S> example, org.springframework.data.domain.Pageable pageable)
java.util.List<T>	findAll(org.springframework.data.jpa.domain.Specification<T> spec)	Returns all entities matching the given Specification.
org.springframework.data.domain.Page<T>	findAll(org.springframework.data.jpa.domain.Specification<T> spec, org.springframework.data.domain.Pageable pageable)	Returns a Page of entities matching the given Specification.
java.util.List<T>	findAll(org.springframework.data.jpa.domain.Specification<T> spec, org.springframework.data.domain.Sort sort)	Returns all entities matching the given Specification and Sort.
java.util.List<T>	findAll(T entity)
java.util.List<T>	findAll(T entity, org.springframework.data.domain.ExampleMatcher matcher)
org.springframework.data.domain.Page<T>	findAll(T entity, org.springframework.data.domain.ExampleMatcher matcher, org.springframework.data.domain.Pageable pageable)
org.springframework.data.domain.Page<T>	findAll(T entity, org.springframework.data.domain.Pageable pageable)
T	findOne(ID id)	Retrieves an entity by its id.
T	findOne(org.springframework.data.jpa.domain.Specification<T> spec)	Returns a single entity matching the given Specification.
T	getOne(ID id)	Returns a reference to the entity with the given identifier.
org.springframework.data.jpa.domain.Specification<T>	handleQueryAnnotation(T entity)
org.springframework.data.jpa.domain.Specification<T>	handleQueryAnnotation(T entity, org.springframework.data.domain.ExampleMatcher matcher)
<S extends T> java.lang.Iterable<S>	save(java.lang.Iterable<S> entities)	Saves all given entities.
<S extends T> S	save(S entity)	Saves a given entity.
T	update(ID id, T entity)	fetch an entity

方法详细资料

save

<S extends T> S save(S entity)

Saves a given entity. Use the returned instance for further operations as the save operation might have changed the entity instance completely.

类型参数:

S - S

参数:

entity - Jpa Entity

返回:

the saved entity

save

<S extends T> java.lang.Iterable<S> save(java.lang.Iterable<S> entities)

Saves all given entities.

类型参数:

S - S

参数:

entities - The entities

返回:

the saved entities

抛出:

java.lang.IllegalArgumentException - in case the given entity is null.

findOne

T findOne(ID id)

Retrieves an entity by its id.

参数:

id - must not be null.

返回:

the entity with the given id or null if none found

抛出:

java.lang.IllegalArgumentException - if id is null

getOne

T getOne(ID id)

Returns a reference to the entity with the given identifier.

参数:

id - must not be null.

返回:

a reference to the entity with the given identifier.

另请参阅:

EntityManager.getReference(Class, Object)

exists

boolean exists(ID id)

Returns whether an entity with the given id exists.

参数:

id - must not be null.

返回:

true if an entity with the given id exists, false otherwise

抛出:

java.lang.IllegalArgumentException - if id is null

findAll

java.lang.Iterable<T> findAll()

Returns all instances of the type.

返回:

all entities

findAll

java.lang.Iterable<T> findAll(java.lang.Iterable<ID> ids)

Returns all instances of the type with the given IDs.

参数:

ids - ids

返回:

I

count

long count()

Returns the number of entities available.

返回:

the number of entities

delete

void delete(ID id)

Deletes the entity with the given id.

参数:

id - must not be null.

抛出:

java.lang.IllegalArgumentException - in case the given id is null

delete

void delete(java.util.List<ID> ids)

delete

void delete(ID[] ids)

delete

void delete(T entity)

Deletes a given entity.

参数:

entity - The entity

抛出:

java.lang.IllegalArgumentException - in case the given entity is null.

delete

void delete(java.lang.Iterable<? extends T> entities)

Deletes the given entities.

参数:

entities - The entities

抛出:

java.lang.IllegalArgumentException - in case the given Iterable is null.

deleteAll

void deleteAll()

Deletes all entities managed by the repository.

findAll

<S extends T> java.lang.Iterable<S> findAll(org.springframework.data.domain.Example<S> example)

findAll

<S extends T> org.springframework.data.domain.Page<S> findAll(org.springframework.data.domain.Example<S> example,
                                                              org.springframework.data.domain.Pageable pageable)

delete

void delete(ID id,
            boolean isPhysical)

Deletes the entity with the given id.

参数:

id - must not be null.

isPhysical - default 'false' when the entity is reparable and give 'true' for need deleted by physical. Otherwise it will no use, same as delete(T)

抛出:

java.lang.IllegalArgumentException - in case the given id is null

delete

void delete(java.util.List<ID> ids,
            boolean isPhysical)

delete

void delete(ID[] ids,
            boolean isPhysical)

delete

void delete(T entity,
            boolean isPhysical)

Deletes a given entity.

参数:

entity - entity

isPhysical - py

抛出:

java.lang.IllegalArgumentException - in case the given entity is null.

delete

void delete(java.lang.Iterable<? extends T> entities,
            boolean isPhysical)

Deletes the given entities.

参数:

entities - entities

isPhysical - py

抛出:

java.lang.IllegalArgumentException - in case the given Iterable is null.

deleteAll

void deleteAll(boolean isPhysical)

Deletes all entities managed by the repository.

参数:

isPhysical - py

update

T update(ID id,
         T entity)

fetch an entity

参数:

id - id

entity - en

返回:

T

findOne

T findOne(org.springframework.data.jpa.domain.Specification<T> spec)

Returns a single entity matching the given Specification.

参数:

spec - spec

返回:

T

findAll

java.util.List<T> findAll(org.springframework.data.jpa.domain.Specification<T> spec)

Returns all entities matching the given Specification.

参数:

spec - spec

返回:

List T

findAll

org.springframework.data.domain.Page<T> findAll(org.springframework.data.jpa.domain.Specification<T> spec,
                                                org.springframework.data.domain.Pageable pageable)

Returns a Page of entities matching the given Specification.

参数:

spec - spec

pageable - page

返回:

Page T

findAll

java.util.List<T> findAll(org.springframework.data.jpa.domain.Specification<T> spec,
                          org.springframework.data.domain.Sort sort)

Returns all entities matching the given Specification and Sort.

参数:

spec - spec

sort - sort

返回:

List T

count

long count(org.springframework.data.jpa.domain.Specification<T> spec)

Returns the number of instances that the given Specification will return.

参数:

spec - the Specification to count instances for

返回:

the number of instances

findAll

java.util.List<T> findAll(T entity)

findAll

org.springframework.data.domain.Page<T> findAll(T entity,
                                                org.springframework.data.domain.Pageable pageable)

findAll

java.util.List<T> findAll(T entity,
                          org.springframework.data.domain.ExampleMatcher matcher)

findAll

org.springframework.data.domain.Page<T> findAll(T entity,
                                                org.springframework.data.domain.ExampleMatcher matcher,
                                                org.springframework.data.domain.Pageable pageable)

handleQueryAnnotation

org.springframework.data.jpa.domain.Specification<T> handleQueryAnnotation(T entity)

handleQueryAnnotation

org.springframework.data.jpa.domain.Specification<T> handleQueryAnnotation(T entity,
                                                                           org.springframework.data.domain.ExampleMatcher matcher)