com.vaadin.client.ui.UnknownExtensionConnector API 7.7.44 | Vaadin

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com.vaadin.client.ui.

java.lang.Object
- com.vaadin.client.ui.AbstractConnector
- - com.vaadin.client.extensions.AbstractExtensionConnector
  - - com.vaadin.client.ui.UnknownExtensionConnector

All Implemented Interfaces:

com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ServerConnector, Connector, Serializable
```
public class UnknownExtensionConnector
extends AbstractExtensionConnector
```
Connector used as a placeholder for extensions that are not present in the widgetset.

Since:

7.7.4

Author:

Vaadin Ltd

See Also:

Serialized Form

- Constructor Summary
  
  Constructors
  Constructor Description
  
  UnknownExtensionConnector()
- Method Summary
  
  All Methods
  Modifier and Type Method Description
  
  protected void extend(ServerConnector target)
  Called when the extension is attached to its parent.
  - Methods inherited from class com.vaadin.client.extensions.AbstractExtensionConnector
    setParent
  - Methods inherited from class com.vaadin.client.ui.AbstractConnector
    addStateChangeHandler, addStateChangeHandler, createState, doInit, ensureHandlerManager, fireEvent, forceStateChange, getChildren, getConnection, getConnectorId, getParent, getResourceUrl, getRpcImplementations, getRpcProxy, getState, getStateType, hasEventListener, init, isEnabled, onStateChanged, onUnregister, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, unregisterRpc, updateEnabledState
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - UnknownExtensionConnector
```
public UnknownExtensionConnector()
```
- Method Detail
  - extend
```
protected void extend(ServerConnector target)
```
    Description copied from class: AbstractExtensionConnector
    
    Called when the extension is attached to its parent. This method is only called once as an extension cannot be moved from one parent to another.
    
    Specified by:
    
    extend in class AbstractExtensionConnector
    
    Parameters:
    
    target - The connector this extension extends