com.vaadin.client.flow

Class TreeChangeProcessor

java.lang.Object

com.vaadin.client.flow.TreeChangeProcessor

public class TreeChangeProcessor
extends Object

Updates a state tree based on changes in JSON format.

Since:

1.0

Author:

Vaadin Ltd

Method Summary

Modifier and Type	Method and Description
static StateNode	processChange(StateTree tree, elemental.json.JsonObject change) Update a state tree based on a JSON change.
static JsSet<StateNode>	processChanges(StateTree tree, elemental.json.JsonArray changes) Update a state tree based on a JSON array of changes.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

processChanges

public static JsSet<StateNode> processChanges(StateTree tree,
                                              elemental.json.JsonArray changes)

Update a state tree based on a JSON array of changes.

Parameters:

tree - the tree to update

changes - the JSON array of changes

Returns:

a set of updated nodes addressed by the changes

processChange

public static StateNode processChange(StateTree tree,
                                      elemental.json.JsonObject change)

Update a state tree based on a JSON change. This method is public for testing purposes.

Parameters:

tree - the tree to update

change - the JSON change

Returns:

the updated node addressed by the provided change