org.springframework.data.gemfire.repository.support

Class SimpleGemfireRepository<T,ID>

java.lang.Object

org.springframework.data.gemfire.repository.support.SimpleGemfireRepository<T,ID>

All Implemented Interfaces:

GemfireRepository<T,ID>, CrudRepository<T,ID>, PagingAndSortingRepository<T,ID>, Repository<T,ID>

public class SimpleGemfireRepository<T,ID>
extends Object
implements GemfireRepository<T,ID>

Simple, basic PagingAndSortingRepository / CrudRepository implementation for Apache Geode.

Author:

Oliver Gierke, David Turanski, John Blum, Jens Schauder

See Also:

Cache, CacheTransactionManager, Region, GemfireTemplate, GemfireRepository, CrudRepository, PagingAndSortingRepository, EntityInformation

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	SELECT_COUNT_OQL_QUERY

Constructor Summary

Constructors

Constructor and Description
SimpleGemfireRepository(GemfireTemplate template, EntityInformation<T,ID> entityInformation) Constructs a new instance of SimpleGemfireRepository initialized with the GemfireTemplate and EntityInformation.

Method Summary

Modifier and Type	Method and Description
long	count() Counts the number of entities stored in the Region.
void	delete(T entity)
void	deleteAll()
void	deleteAll(Iterable<? extends T> entities)
void	deleteAllById(Iterable<? extends ID> ids)
void	deleteById(ID id)
boolean	existsById(ID id) Determines whether an entity with the given ID is stored in the Region.
Iterable<T>	findAll()
Page<T>	findAll(Pageable pageable)
Iterable<T>	findAll(Sort sort)
Iterable<T>	findAllById(Iterable<ID> ids)
Optional<T>	findById(ID id)
EntityInformation<T,ID>	getEntityInformation() Returns a reference to the EntityInformation type describing the entity.
org.slf4j.Logger	getLogger() Returns a reference to the SLF4J Logger used to log the operations of this GemfireRepository.
org.apache.geode.cache.Region<ID,T>	getRegion() Gets the Region to which this GemfireRepository performs all data access operations.
GemfireTemplate	getTemplate() Returns a reference to the GemfireTemplate used by this GemfireRepository to perform basic CRUD and simple OQL queries data access operations
<U extends T> U	save(U entity)
T	save(Wrapper<T,ID> wrapper) Save the entity wrapped by the given Wrapper.
<U extends T> Iterable<U>	saveAll(Iterable<U> entities)

Methods inherited from class java.lang.Object

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

Field Detail

SELECT_COUNT_OQL_QUERY

protected static final String SELECT_COUNT_OQL_QUERY

See Also:

Constant Field Values

Constructor Detail

SimpleGemfireRepository

public SimpleGemfireRepository(@NonNull
                               GemfireTemplate template,
                               @NonNull
                               EntityInformation<T,ID> entityInformation)

Constructs a new instance of SimpleGemfireRepository initialized with the GemfireTemplate and EntityInformation.

Parameters:

template - GemfireTemplate used to perform basic data access operations and simple OQL queries; must not be null.

entityInformation - EntityInformation that describes the entity; must not be null.

Throws:

IllegalArgumentException - if GemfireTemplate or EntityInformation is null.

See Also:

GemfireTemplate, EntityInformation

Method Detail

getEntityInformation

@NonNull
public EntityInformation<T,ID> getEntityInformation()

Returns a reference to the EntityInformation type describing the entity.

Returns:

a reference to the EntityInformation type describing the entity.

See Also:

EntityInformation

getLogger

@NonNull
public org.slf4j.Logger getLogger()

Returns a reference to the SLF4J Logger used to log the operations of this GemfireRepository.

Returns:

a reference to the SLF4J Logger used to log the operations of this GemfireRepository.

See Also:

Logger

getRegion

@NonNull
public org.apache.geode.cache.Region<ID,T> getRegion()

Gets the Region to which this GemfireRepository performs all data access operations.

Returns:

a reference to the Region on which this GemfireRepository operates.

See Also:

Region, getTemplate()

getTemplate

@NonNull
public GemfireTemplate getTemplate()

Returns a reference to the GemfireTemplate used by this GemfireRepository to perform basic CRUD and simple OQL queries data access operations

Returns:

a reference to the GemfireTemplate used by this GemfireRepository.

See Also:

GemfireTemplate

save

public <U extends T> U save(@NonNull
                            U entity)

Specified by:

save in interface CrudRepository<T,ID>

save

public T save(@NonNull
              Wrapper<T,ID> wrapper)

Description copied from interface: GemfireRepository

Save the entity wrapped by the given Wrapper.

Specified by:

save in interface GemfireRepository<T,ID>

Parameters:

wrapper - Wrapper object wrapping the entity and the identifier of the entity (i.e. key).

Returns:

the saved entity.

See Also:

Wrapper

saveAll

public <U extends T> Iterable<U> saveAll(@NonNull
                                         Iterable<U> entities)

Specified by:

saveAll in interface CrudRepository<T,ID>

count

public long count()

Counts the number of entities stored in the Region. This method executes a SELECT count(*) FROM /Region OQL query.

Specified by:

count in interface CrudRepository<T,ID>

Returns:

a count of the number of entities stored in the Region.

existsById

public boolean existsById(ID id)

Determines whether an entity with the given ID is stored in the Region.

Specified by:

existsById in interface CrudRepository<T,ID>

Parameters:

id - Long value identifying the entity.

Returns:

a boolean value indicating whether an entity with the given ID is stored in the Region.

See Also:

findById(Object)

findAll

@NonNull
public Iterable<T> findAll()

Specified by:

findAll in interface CrudRepository<T,ID>

findAll

public Page<T> findAll(@NonNull
                       Pageable pageable)

Specified by:

findAll in interface PagingAndSortingRepository<T,ID>

findAll

@NonNull
public Iterable<T> findAll(@NonNull
                                    Sort sort)

Specified by:

findAll in interface PagingAndSortingRepository<T,ID>

findAllById

@NonNull
public Iterable<T> findAllById(@NonNull
                                        Iterable<ID> ids)

Specified by:

findAllById in interface CrudRepository<T,ID>

findById

public Optional<T> findById(@NonNull
                            ID id)

Specified by:

findById in interface CrudRepository<T,ID>

delete

public void delete(@NonNull
                   T entity)

Specified by:

delete in interface CrudRepository<T,ID>

deleteAll

public void deleteAll()

Specified by:

deleteAll in interface CrudRepository<T,ID>

deleteAll

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

Specified by:

deleteAll in interface CrudRepository<T,ID>

deleteAllById

public void deleteAllById(@NonNull
                          Iterable<? extends ID> ids)

Specified by:

deleteAllById in interface CrudRepository<T,ID>

deleteById

public void deleteById(@NonNull
                       ID id)

Specified by:

deleteById in interface CrudRepository<T,ID>