Package io.jmix.core.impl

Class MetadataImpl

java.lang.Object

io.jmix.core.impl.MetadataImpl

All Implemented Interfaces:

Metadata, Session

@Component("core_Metadata")
public class MetadataImpl
extends Object
implements Metadata

Field Summary

Fields

Modifier and Type	Field	Description
protected List<EntityInitializer>	entityInitializers
protected Resources	resources
protected Session	session
protected MetadataTools	tools

Constructor Summary

Constructors

Constructor	Description
MetadataImpl(MetadataLoader metadataLoader)

Method Summary

Modifier and Type	Method	Description
Object	create(MetaClass metaClass)	Instantiate an entity, taking into account extended entities.
<T> T	create(Class<T> entityClass)	Instantiate an entity, taking into account extended entities.
Object	create(String entityName)	Instantiate an entity, taking into account extended entities.
MetaClass	findClass(Class<?> javaClass)	Search MetaClass by the corresponding Java class in the whole metamodel.
MetaClass	findClass(String name)	Search MetaClass by its name in the whole metamodel.
MetaClass	getClass(Class<?> javaClass)	Search MetaClass by the corresponding Java class in the whole metamodel.
MetaClass	getClass(Object entity)	Returns MetaClass of the given entity.
MetaClass	getClass(String name)	Search MetaClass by its name in the whole metamodel.
Collection<MetaClass>	getClasses()
Session	getSession()	Get Metadata session - interface providing access to MetaClasses and MetaProperties.
protected <T> T	internalCreate(Class<T> entityClass)

Methods inherited from class java.lang.Object

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

Field Details

session

protected volatile Session session

tools

@Autowired
protected MetadataTools tools

resources

@Autowired
protected Resources resources

entityInitializers

@Autowired(required=false)
protected List<EntityInitializer> entityInitializers

Constructor Details

MetadataImpl

@Autowired
public MetadataImpl(MetadataLoader metadataLoader)

Method Details

getSession

public Session getSession()

Description copied from interface: Metadata

Get Metadata session - interface providing access to MetaClasses and MetaProperties.

Specified by:

getSession in interface Metadata

Returns:

current metadata session

getClass

public MetaClass getClass(Object entity)

Description copied from interface: Metadata

Returns MetaClass of the given entity.

Specified by:

getClass in interface Metadata

Parameters:

entity - entity instance

Returns:

MetaClass instance

internalCreate

protected <T> T internalCreate(Class<T> entityClass)

create

public <T> T create(Class<T> entityClass)

Description copied from interface: Metadata

Instantiate an entity, taking into account extended entities.

Specified by:

create in interface Metadata

Parameters:

entityClass - entity class

Returns:

entity instance

create

public Object create(MetaClass metaClass)

Description copied from interface: Metadata

Instantiate an entity, taking into account extended entities.

Specified by:

create in interface Metadata

Parameters:

metaClass - entity MetaClass

Returns:

entity instance

create

public Object create(String entityName)

Description copied from interface: Metadata

Instantiate an entity, taking into account extended entities.

Specified by:

create in interface Metadata

Parameters:

entityName - entity name

Returns:

entity instance

findClass

@Nullable
public MetaClass findClass(String name)

Description copied from interface: Session

Search MetaClass by its name in the whole metamodel.

Specified by:

findClass in interface Session

Parameters:

name - entity name

Returns:

MetaClass instance or null if not found

getClass

public MetaClass getClass(String name)

Description copied from interface: Session

Search MetaClass by its name in the whole metamodel.

Specified by:

getClass in interface Session

Parameters:

name - entity name

Returns:

MetaClass instance. Throws exception if not found.

findClass

@Nullable
public MetaClass findClass(Class<?> javaClass)

Description copied from interface: Session

Search MetaClass by the corresponding Java class in the whole metamodel.

Specified by:

findClass in interface Session

Parameters:

javaClass - Java class defining the entity

Returns:

MetaClass instance or null if not found

getClass

public MetaClass getClass(Class<?> javaClass)

Description copied from interface: Session

Search MetaClass by the corresponding Java class in the whole metamodel.

Specified by:

getClass in interface Session

Parameters:

javaClass - Java class defining the entity

Returns:

MetaClass instance. Throws exception if not found.

getClasses

public Collection<MetaClass> getClasses()

Specified by:

getClasses in interface Session

Returns:

collection of all MetaClasses in the whole metamodel