IdRef (JavaDocs for devon4j-basic 2020.12.002)

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

Constructor Summary

Constructors
Constructor Description

IdRef(Long id)
The constructor.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static <E> IdRef<E>`	`of(long id)`
`static <E extends GenericEntity<Long>> IdRef<E>`	`of(E entity)`
`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

- 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.