com.vaadin.server.communication
Class ConnectorHierarchyWriter

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

All Implemented Interfaces:

java.io.Serializable

public class ConnectorHierarchyWriter
extends java.lang.Object
implements java.io.Serializable

Serializes a connector hierarchy to JSON.

Since:

7.1

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

ConnectorHierarchyWriter()

Method Summary

void	write(UI ui, java.io.Writer writer, java.util.Set<java.lang.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,
                  java.io.Writer writer,
                  java.util.Set<java.lang.String> stateUpdateConnectors)
           throws java.io.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:

java.io.IOException - If the serialization fails.