Package io.jmix.core

Class Ids<T>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.ArrayList<Id<T>>

io.jmix.core.Ids<T>

Type Parameters:

T - type of entity

All Implemented Interfaces:

Serializable, Cloneable, Iterable<Id<T>>, Collection<Id<T>>, List<Id<T>>, RandomAccess

public final class Ids<T>
extends ArrayList<Id<T>>

Helper class which represent a collection of Id

See Also:

• Serialized Form

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor	Description
Ids()

Method Summary

Modifier and Type	Method	Description
List	getValues()	Extract ids of entities from List<Id<T, K>>.
static <T> List	getValues(List<Id<T>> ids)	Extract ids of entities from List<Id<T, K>>.
static <T> Ids<T>	of(Class<T> entityClass, Collection values)
static <T> Ids<T>	of(Collection<T> entities)

Methods inherited from class java.util.ArrayList

add, add, addAll, addAll, clear, clone, contains, ensureCapacity, equals, forEach, get, hashCode, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeIf, removeRange, replaceAll, retainAll, set, size, sort, spliterator, subList, toArray, toArray, trimToSize

Methods inherited from class java.util.AbstractCollection

containsAll, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

parallelStream, stream, toArray

Methods inherited from interface java.util.List

containsAll

Constructor Details

Ids

public Ids()

Method Details

of

public static <T> Ids<T> of(Collection<T> entities)

Type Parameters:

T - entity type

Parameters:

entities - entity instances

Returns:

list of ids of the passed entities

of

public static <T> Ids<T> of(Class<T> entityClass,
 Collection values)

Type Parameters:

T - entity type

Parameters:

entityClass - entity class

values - id values

Returns:

list of ids of the passed entities

getValues

public List getValues()

Extract ids of entities from List<Id<T, K>>.

Returns:

list of id values

getValues

public static <T> List getValues(List<Id<T>> ids)

Extract ids of entities from List<Id<T, K>>.

Type Parameters:

T - type of entity

Parameters:

ids - list of ids

Returns:

list of entity keys