io.jmix.core

Class Id<T>

java.lang.Object

io.jmix.core.Id<T>

Type Parameters:

T - entity type

All Implemented Interfaces:

java.io.Serializable

public final class Id<T>
extends java.lang.Object
implements java.io.Serializable

Convenient class for methods that receive Id of an entity as a parameter.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
java.lang.Class<T>	getEntityClass()
java.lang.Object	getValue()
int	hashCode()
static <T> Id<T>	of(java.lang.Object id, java.lang.Class<T> entityClass)
static <T> Id<T>	of(T entity)
static <T> Id<T>	ofNullable(T entity)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

getValue

public java.lang.Object getValue()

Returns:

value of entity id

getEntityClass

public java.lang.Class<T> getEntityClass()

Returns:

class of entity

of

public static <T> Id<T> of(T entity)

Type Parameters:

T - entity type

Parameters:

entity - entity instance

Returns:

Id of the passed entity

ofNullable

@Nullable
public static <T> Id<T> ofNullable(@Nullable
                                             T entity)

Type Parameters:

T - entity type

Parameters:

entity - entity instance, can be null

Returns:

Id of the passed entity or null

of

public static <T> Id<T> of(java.lang.Object id,
                           java.lang.Class<T> entityClass)

Type Parameters:

T - entity type

Parameters:

id - entity id

entityClass - entity class

Returns:

Id of the passed entity

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object