org.springframework.cloud.gcp.data.spanner.repository.support

Class SimpleSpannerRepository<T,ID>

java.lang.Object

org.springframework.cloud.gcp.data.spanner.repository.support.SimpleSpannerRepository<T,ID>

All Implemented Interfaces:

SpannerRepository<T,ID>, org.springframework.data.repository.CrudRepository<T,ID>, org.springframework.data.repository.PagingAndSortingRepository<T,ID>, org.springframework.data.repository.Repository<T,ID>

public class SimpleSpannerRepository<T,ID>
extends Object
implements SpannerRepository<T,ID>

Author:

Chengyuan Zhao

Method Summary

Modifier and Type	Method and Description
long	count()
void	delete(Object entity)
void	deleteAll()
void	deleteAll(Iterable<? extends T> entities)
void	deleteById(Object key)
boolean	existsById(ID key)
Iterable<T>	findAll()
org.springframework.data.domain.Page<T>	findAll(org.springframework.data.domain.Pageable pageable)
Iterable<T>	findAll(org.springframework.data.domain.Sort sort)
Iterable<T>	findAllById(Iterable<ID> iterable)
Optional<T>	findById(ID key)
SpannerOperations	getSpannerTemplate() Gets a SpannerOperations, which allows more-direct access to Google Cloud Spanner functions.
<A> A	performReadOnlyTransaction(Function<SpannerRepository<T,ID>,A> operations) Performs multiple read-only operations in a single transaction.
<A> A	performReadWriteTransaction(Function<SpannerRepository<T,ID>,A> operations) Performs multiple read and write operations in a single transaction.
<S extends T> S	save(S entity)
<S extends T> Iterable<S>	saveAll(Iterable<S> entities)

Methods inherited from class java.lang.Object

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

Method Detail

getSpannerTemplate

public SpannerOperations getSpannerTemplate()

Description copied from interface: SpannerRepository

Gets a SpannerOperations, which allows more-direct access to Google Cloud Spanner functions.

Specified by:

getSpannerTemplate in interface SpannerRepository<T,ID>

Returns:

the operations object providing Cloud Spanner functions.

performReadOnlyTransaction

public <A> A performReadOnlyTransaction(Function<SpannerRepository<T,ID>,A> operations)

Description copied from interface: SpannerRepository

Performs multiple read-only operations in a single transaction.

Specified by:

performReadOnlyTransaction in interface SpannerRepository<T,ID>

Type Parameters:

A - the final return type of the operations.

Parameters:

operations - the function representing the operations to perform using a SpannerRepository based on a single transaction.

Returns:

the final result of the transaction.

performReadWriteTransaction

public <A> A performReadWriteTransaction(Function<SpannerRepository<T,ID>,A> operations)

Description copied from interface: SpannerRepository

Performs multiple read and write operations in a single transaction.

Specified by:

performReadWriteTransaction in interface SpannerRepository<T,ID>

Type Parameters:

A - the final return type of the operations.

Parameters:

operations - the function representing the operations to perform using a SpannerRepository based on a single transaction.

Returns:

the final result of the transaction.

save

public <S extends T> S save(S entity)

Specified by:

save in interface org.springframework.data.repository.CrudRepository<T,ID>

saveAll

public <S extends T> Iterable<S> saveAll(Iterable<S> entities)

Specified by:

saveAll in interface org.springframework.data.repository.CrudRepository<T,ID>

findById

public Optional<T> findById(ID key)

Specified by:

findById in interface org.springframework.data.repository.CrudRepository<T,ID>

existsById

public boolean existsById(ID key)

Specified by:

existsById in interface org.springframework.data.repository.CrudRepository<T,ID>

findAll

public Iterable<T> findAll()

Specified by:

findAll in interface org.springframework.data.repository.CrudRepository<T,ID>

findAllById

public Iterable<T> findAllById(Iterable<ID> iterable)

Specified by:

findAllById in interface org.springframework.data.repository.CrudRepository<T,ID>

count

public long count()

Specified by:

count in interface org.springframework.data.repository.CrudRepository<T,ID>

deleteById

public void deleteById(Object key)

Specified by:

deleteById in interface org.springframework.data.repository.CrudRepository<T,ID>

delete

public void delete(Object entity)

Specified by:

delete in interface org.springframework.data.repository.CrudRepository<T,ID>

deleteAll

public void deleteAll(Iterable<? extends T> entities)

Specified by:

deleteAll in interface org.springframework.data.repository.CrudRepository<T,ID>

deleteAll

public void deleteAll()

Specified by:

deleteAll in interface org.springframework.data.repository.CrudRepository<T,ID>

findAll

public Iterable<T> findAll(org.springframework.data.domain.Sort sort)

Specified by:

findAll in interface org.springframework.data.repository.PagingAndSortingRepository<T,ID>

findAll

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

Specified by:

findAll in interface org.springframework.data.repository.PagingAndSortingRepository<T,ID>