com.vaadin.client.flow.nodefeature

Class NodeFeature

java.lang.Object

com.vaadin.client.flow.nodefeature.NodeFeature

Direct Known Subclasses:

NodeList, NodeMap

public abstract class NodeFeature
extends Object

Holder of the actual data in a state node. The state node data is isolated into different features of related data.

Since:

1.0

Author:

Vaadin Ltd

Constructor Summary

Constructors

Constructor and Description
NodeFeature(int id, StateNode node) Creates a new feature.

Method Summary

Modifier and Type	Method and Description
abstract elemental.json.JsonValue	convert(Function<Object,elemental.json.JsonValue> converter) Convert the feature values into a JsonValue using provided converter for the values stored in the feature (i.e.
protected elemental.json.JsonValue	getAsDebugJson(Object value) Helper for getting a JSON representation of a child value.
abstract elemental.json.JsonValue	getDebugJson() Gets a JSON object representing the contents of this feature.
int	getId() Gets the id of this feature.
StateNode	getNode() Gets the node of this feature.

Methods inherited from class java.lang.Object

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

Constructor Detail

NodeFeature

public NodeFeature(int id,
                   StateNode node)

Creates a new feature.

Parameters:

id - the id of the feature

node - the node that the feature belongs to

Method Detail

getId

public int getId()

Gets the id of this feature.

Returns:

the id

getNode

public StateNode getNode()

Gets the node of this feature.

Returns:

the node

getDebugJson

public abstract elemental.json.JsonValue getDebugJson()

Gets a JSON object representing the contents of this feature. Only intended for debugging purposes.

Returns:

a JSON representation

convert

public abstract elemental.json.JsonValue convert(Function<Object,elemental.json.JsonValue> converter)

Convert the feature values into a JsonValue using provided converter for the values stored in the feature (i.e. primitive types, StateNodes).

Parameters:

converter - converter to convert values stored in the feature

Returns:

resulting converted value

getAsDebugJson

protected elemental.json.JsonValue getAsDebugJson(Object value)

Helper for getting a JSON representation of a child value.

Parameters:

value - the child value

Returns:

the JSON representation