com.vaadin.server.communication.ConnectorHierarchyWriter API 8.27.7 | Vaadin

com.vaadin.server.communication.

java.lang.Object
- com.vaadin.server.communication.ConnectorHierarchyWriter

All Implemented Interfaces:

Serializable
```
public class ConnectorHierarchyWriter
extends Object
implements Serializable
```
Serializes a connector hierarchy to JSON.

Since:

7.1

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

ConnectorHierarchyWriter()

Method Summary

All Methods
Modifier and Type	Method	Description
`void`	`write(UI ui, Writer writer, Set<String> stateUpdateConnectors)`	Writes a JSON object containing the connector hierarchy (parent-child mappings) of the dirty connectors in the given UI.

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

- Constructor Detail
  - ConnectorHierarchyWriter
```
public ConnectorHierarchyWriter()
```
- Method Detail
  - write
```
public void write(UI ui,
                  Writer writer,
                  Set<String> stateUpdateConnectors)
           throws IOException
```
    Writes a JSON object containing the connector hierarchy (parent-child mappings) of the dirty connectors in the given UI.
    
    Parameters:
    
    ui - The UI whose hierarchy to write.
    
    writer - The Writer used to write the JSON.
    
    stateUpdateConnectors - connector ids with state changes
    
    Throws:
    
    IOException - If the serialization fails.