Package org.springframework.data.repository.core.support

Class AbstractRepositoryMetadata

java.lang.Object

org.springframework.data.repository.core.support.AbstractRepositoryMetadata

All Implemented Interfaces:

RepositoryMetadata

Direct Known Subclasses:

AnnotationRepositoryMetadata, DefaultRepositoryMetadata

public abstract class AbstractRepositoryMetadata
extends Object
implements RepositoryMetadata

Base class for RepositoryMetadata implementations.

Author:

Oliver Gierke, Thomas Darimont, Jens Schauder, Mark Paluch

Constructor Summary

Constructors

Constructor	Description
AbstractRepositoryMetadata(Class<?> repositoryInterface)	Creates a new AbstractRepositoryMetadata.

Method Summary

Modifier and Type	Method	Description
Set<Class<?>>	getAlternativeDomainTypes()	Returns the set of types the repository shall be discoverable for when trying to look up a repository by domain type.
CrudMethods	getCrudMethods()	Returns CrudMethods meta information for the repository.
static RepositoryMetadata	getMetadata(Class<?> repositoryInterface)	Creates a new RepositoryMetadata for the given repository interface.
Class<?>	getRepositoryInterface()	Returns the repository interface.
Class<?>	getReturnedDomainClass(Method method)	Returns the domain class returned by the given Method.
TypeInformation<?>	getReturnType(Method method)	Returns the type Method return type as it is declared in the repository.
boolean	isPagingRepository()	Returns whether the repository is a paging one.
boolean	isReactiveRepository()	Returns whether the repository is a reactive one, i.e. if it uses reactive types in one of its methods.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.data.repository.core.RepositoryMetadata

getDomainType, getDomainTypeInformation, getFragments, getIdType, getIdTypeInformation

Constructor Details

AbstractRepositoryMetadata

public AbstractRepositoryMetadata(Class<?> repositoryInterface)

Creates a new AbstractRepositoryMetadata.

Parameters:

repositoryInterface - must not be null and must be an interface.

Method Details

getMetadata

public static RepositoryMetadata getMetadata(Class<?> repositoryInterface)

Creates a new RepositoryMetadata for the given repository interface.

Parameters:

repositoryInterface - must not be null.

Returns:

Since:

1.9

getReturnType

public TypeInformation<?> getReturnType(Method method)

Description copied from interface: RepositoryMetadata

Returns the type Method return type as it is declared in the repository. Considers suspended methods and does not unwrap component types but leaves those for further inspection.

Specified by:

getReturnType in interface RepositoryMetadata

Returns:

getReturnedDomainClass

public Class<?> getReturnedDomainClass(Method method)

Description copied from interface: RepositoryMetadata

Returns the domain class returned by the given Method. In contrast to RepositoryMetadata.getReturnType(Method), this method extracts the type from Collections and Page as well.

Specified by:

getReturnedDomainClass in interface RepositoryMetadata

Returns:

See Also:

• RepositoryMetadata.getReturnType(Method)

getRepositoryInterface

public Class<?> getRepositoryInterface()

Description copied from interface: RepositoryMetadata

Returns the repository interface.

Specified by:

getRepositoryInterface in interface RepositoryMetadata

Returns:

getCrudMethods

public CrudMethods getCrudMethods()

Description copied from interface: RepositoryMetadata

Returns CrudMethods meta information for the repository.

Specified by:

getCrudMethods in interface RepositoryMetadata

Returns:

isPagingRepository

public boolean isPagingRepository()

Description copied from interface: RepositoryMetadata

Returns whether the repository is a paging one.

Specified by:

isPagingRepository in interface RepositoryMetadata

Returns:

getAlternativeDomainTypes

public Set<Class<?>> getAlternativeDomainTypes()

Description copied from interface: RepositoryMetadata

Returns the set of types the repository shall be discoverable for when trying to look up a repository by domain type.

Specified by:

getAlternativeDomainTypes in interface RepositoryMetadata

Returns:

the set of types the repository shall be discoverable for when trying to look up a repository by domain type, must not be null.

See Also:

• Repositories.getRepositoryFor(Class)

isReactiveRepository

public boolean isReactiveRepository()

Description copied from interface: RepositoryMetadata

Returns whether the repository is a reactive one, i.e. if it uses reactive types in one of its methods.

Specified by:

isReactiveRepository in interface RepositoryMetadata

Returns: