com.vaadin.flow.internal.nodefeature.ServerSideFeature API 23.1.17 | Vaadin

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com.vaadin.flow.internal.nodefeature.

java.lang.Object
- com.vaadin.flow.internal.nodefeature.NodeFeature
- - com.vaadin.flow.internal.nodefeature.ServerSideFeature

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AttachExistingElementFeature, ComponentMapping, InertData, ReturnChannelMap, ShadowRootHost
```
public abstract class ServerSideFeature
extends NodeFeature
```
Abstract node feature that is only present on the server. A server side feature does not produce any node changes and it can't contain child nodes.
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
Constructor Description

ServerSideFeature(StateNode node)
Creates a new feature for the given node.

Method Summary

All Methods
Modifier and Type	Method	Description
`void`	`collectChanges(Consumer<NodeChange> collector)`	Collects all changes that are recorded for this feature.
`void`	`forEachChild(Consumer<StateNode> action)`	Passes each child node instance to the given consumer.
`void`	`generateChangesFromEmpty()`	Generates all changes that would be needed to take this node from its initial empty state to its current state.

Methods inherited from class com.vaadin.flow.internal.nodefeature.NodeFeature
allowsChanges, attachPotentialChild, detatchPotentialChild, getNode, onAttach, onDetach

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

- Constructor Detail
  - ServerSideFeature
```
public ServerSideFeature(StateNode node)
```
    Creates a new feature for the given node.
    
    Parameters:
    
    node - the node which supports the feature
- Method Detail
  - collectChanges
```
public void collectChanges(Consumer<NodeChange> collector)
```
    Description copied from class: NodeFeature
    
    Collects all changes that are recorded for this feature.
    
    Specified by:
    
    collectChanges in class NodeFeature
    
    Parameters:
    
    collector - a consumer accepting node changes
  - generateChangesFromEmpty
```
public void generateChangesFromEmpty()
```
    Description copied from class: NodeFeature
    
    Generates all changes that would be needed to take this node from its initial empty state to its current state.
    
    Specified by:
    
    generateChangesFromEmpty in class NodeFeature
  - forEachChild
```
public void forEachChild(Consumer<StateNode> action)
```
    Description copied from class: NodeFeature
    
    Passes each child node instance to the given consumer.
    
    Specified by:
    
    forEachChild in class NodeFeature
    
    Parameters:
    
    action - the consumer that accepts each child