com.devonfw.module.basic.common.api.reference

Class IdRef<E>

java.lang.Object

com.devonfw.module.basic.common.api.reference.GenericIdRef<Long,E>

com.devonfw.module.basic.common.api.reference.IdRef<E>

Type Parameters:

E - generic type of the referenced entity.

All Implemented Interfaces:

Ref<Long,E>, Serializable

public class IdRef<E>
extends GenericIdRef<Long,E>

A Ref using Long values as ID.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
IdRef(Long id) The constructor.

Method Summary

Modifier and Type	Method and Description
static <E extends GenericEntity<Long>> IdRef<E>	of(E entity)
static <E> IdRef<E>	of(long id)
static <E> IdRef<E>	of(Long id)

Methods inherited from class com.devonfw.module.basic.common.api.reference.GenericIdRef

equals, getId, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

IdRef

public IdRef(Long id)

The constructor.

Parameters:

id - the ID.

Method Detail

of

public static <E extends GenericEntity<Long>> IdRef<E> of(E entity)

Type Parameters:

E - generic type of the referenced GenericEntity.

Parameters:

entity - the GenericEntity to reference.

Returns:

the IdRef pointing to the given GenericEntity or null if the GenericEntity or its ID is null.

of

public static <E> IdRef<E> of(Long id)

Type Parameters:

E - generic type of the referenced GenericEntity.

Parameters:

id - the ID to wrap.

Returns:

the IdRef pointing to an entity with the specified ID or null if the given ID was null.

of

public static <E> IdRef<E> of(long id)

Type Parameters:

E - generic type of the referenced GenericEntity.

Parameters:

id - the ID to wrap.

Returns:

the IdRef pointing to an entity with the specified ID.