com.vaadin.flow.internal.change.AbstractListChange API 24.7.0.alpha6 | Vaadin

com.vaadin.flow.internal.change.

java.lang.Object

com.vaadin.flow.internal.change.NodeChange

com.vaadin.flow.internal.change.NodeFeatureChange

com.vaadin.flow.internal.change.AbstractListChange<T>

Type Parameters:

T - the type of the items in the node list

All Implemented Interfaces:

Direct Known Subclasses:

ListAddChange, ListClearChange, ListRemoveChange

public abstract class AbstractListChange<T extends Serializable> extends NodeFeatureChange

Change describing an operation (add/remove) in a list node feature.

For internal use only. May be renamed or removed in a future release.

Since:

1.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier

Constructor

Description

protected

AbstractListChange(NodeList<T> list, int index)

Creates a new list change.
Method Summary

Modifier and Type

Method

Description

abstract AbstractListChange<T>

copy(int index)

Gets a copy of the change with the same data except index.

int

getIndex()

Gets the index of the change.

protected NodeList<T>

getNodeList()

Gets a changed list.

void

setIndex(int index)

Sets the index of this change in the change list.

Methods inherited from class com.vaadin.flow.internal.change.NodeFeatureChange
getFeature, populateJson

Methods inherited from class com.vaadin.flow.internal.change.NodeChange
getNode, toJson

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- AbstractListChange
  
  protected AbstractListChange(NodeList<T> list, int index)
  
  Creates a new list change.
  
  Parameters:
  
  list - the changed list
  
  index - the index of the add operations
Method Details
- getIndex
  
  public int getIndex()
  
  Gets the index of the change.
  
  Returns:
  
  the index
- getNodeList
  
  protected NodeList<T> getNodeList()
  
  Gets a changed list.
  
  Returns:
  
  the changed list
- copy
  
  public abstract AbstractListChange<T> copy(int index)
  
  Gets a copy of the change with the same data except index.
  
  Parameters:
  
  index - the new index of the change
  
  Returns:
  
  a copy of the change based on new index
- setIndex
  
  public void setIndex(int index)
  
  Sets the index of this change in the change list.
  Note: This should be used only when list of changes is being re-indexed after adding a new change.
  
  Parameters:
  
  index - Integer value.