Class ManagedList<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.ArrayList<E>

org.springframework.beans.factory.support.ManagedList<E>

Type Parameters:

E - the element type

All Implemented Interfaces:

serializable, Cloneable, Iterable<E>, Collection<E>, List<E>, RandomAccess, sequencedCollection<E>, BeanMetadataElement, Mergeable

Direct Known subclasses:

ManagedArray

public class ManagedList<E>
extends ArrayList<E>
implements Mergeable, BeanMetadataElement

Tag collection class used to hold managed List elements, which may include runtime bean references (to be resolved into bean objects).

since:

27.05.2003

Author:

Rod Johnson, Rob Harrop, Juergen Hoeller, stephane Nicoll, sam Brannen

see Also:

• serialized Form

Field summary

Fields inherited from class&nbsp;AbstractList

modCount

Constructor summary

Constructors

Constructor	Description
ManagedList()	 
ManagedList(int initialCapacity)	 

Method summary

Modifier and Type	Method	Description
@Nullable string	getElementTypeName()	Return the default element type name (class name) to be used for this list.
@Nullable Object	getsource()	Return the configuration source Object for this metadata element (may be null).
boolean	isMergeEnabled()	Is merging enabled for this particular instance?
List<E>	merge(@Nullable Object&nbsp;parent)	Merge the current value set with that of the supplied object.
static <E>&nbsp;ManagedList<E>	of(E...&nbsp;elements)	Create a new instance containing an arbitrary number of elements.
void	setElementTypeName(string&nbsp;elementTypeName)	set the default element type name (class name) to be used for this list.
void	setMergeEnabled(boolean&nbsp;mergeEnabled)	set whether merging should be enabled for this collection, in case of a 'parent' collection value being present.
void	setsource(@Nullable Object&nbsp;source)	set the configuration source Object for this metadata element.

Methods inherited from class&nbsp;ArrayList

add, add, addAll, addAll, addFirst, addLast, clear, clone, contains, ensureCapacity, equals, forEach, get, getFirst, getLast, hashCode, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeFirst, removeIf, removeLast, removeRange, replaceAll, retainAll, set, size, sort, spliterator, subList, toArray, toArray, trimTosize

Methods inherited from class&nbsp;AbstractCollection

containsAll, tostring

Methods inherited from class&nbsp;Object

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

Methods inherited from interface&nbsp;Collection

parallelstream, stream, toArray

Methods inherited from interface&nbsp;List

containsAll, reversed

Constructor Details

ManagedList

public ManagedList()

ManagedList

public ManagedList(int initialCapacity)

Method Details

of

@safeVarargs
public static&nbsp;<E>&nbsp;ManagedList<E>&nbsp;of(E...&nbsp;elements)

Create a new instance containing an arbitrary number of elements.

Type Parameters:

E - the List's element type

Parameters:

elements - the elements to be contained in the list

Returns:

a ManagedList containing the specified elements

since:

5.3.16

setsource

public void setsource(@Nullable Object source)

set the configuration source Object for this metadata element.

The exact type of the object will depend on the configuration mechanism used.

getsource

public @Nullable Object getsource()

Description copied from interface:&nbsp;BeanMetadataElement

Return the configuration source Object for this metadata element (may be null).

specified by:

getsource&nbsp;in interface&nbsp;BeanMetadataElement

setElementTypeName

public void setElementTypeName(string elementTypeName)

set the default element type name (class name) to be used for this list.

getElementTypeName

public @Nullable string getElementTypeName()

Return the default element type name (class name) to be used for this list.

setMergeEnabled

public void setMergeEnabled(boolean mergeEnabled)

set whether merging should be enabled for this collection, in case of a 'parent' collection value being present.

isMergeEnabled

public boolean isMergeEnabled()

Description copied from interface:&nbsp;Mergeable

Is merging enabled for this particular instance?

specified by:

isMergeEnabled&nbsp;in interface&nbsp;Mergeable

merge

public&nbsp;List<E>&nbsp;merge(@Nullable Object&nbsp;parent)

Description copied from interface:&nbsp;Mergeable

Merge the current value set with that of the supplied object.

The supplied object is considered the parent, and values in the callee's value set must override those of the supplied object.

specified by:

merge&nbsp;in interface&nbsp;Mergeable

Parameters:

parent - the object to merge with

Returns:

the result of the merge operation