UpdateEventChannel (Apache Jackrabbit 2.22.2 API)

All Known Implementing Classes:

DummyUpdateEventChannel
```
public interface UpdateEventChannel
```
Event channel used to transmit update operations.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`setListener(UpdateEventListener listener)`	Set listener that will receive information about incoming, external update events.
`void`	`updateCancelled(Update update)`	Called when an a update operation has been cancelled.
`void`	`updateCommitted(Update update, String path)`	Called when an a update operation has been committed.
`void`	`updateCreated(Update update)`	Called when an a update operation has been created.
`void`	`updatePrepared(Update update)`	Called when an a update operation has been prepared.

- Method Detail
  - updateCreated
```
void updateCreated(Update update)
            throws ClusterException
```
    Called when an a update operation has been created.
    
    Parameters:
    
    update - update operation
    
    Throws:
    
    ClusterException - if an error occurs writing to the event channel.
  - updatePrepared
```
void updatePrepared(Update update)
             throws ClusterException
```
    Called when an a update operation has been prepared.
    
    Parameters:
    
    update - update operation
    
    Throws:
    
    ClusterException - if an error occurs writing to the event channel.
  - updateCommitted
```
void updateCommitted(Update update,
                     String path)
```
    Called when an a update operation has been committed.
    
    Parameters:
    
    update - update operation
    
    path - the change path
  - updateCancelled
```
void updateCancelled(Update update)
```
    Called when an a update operation has been cancelled.
    
    Parameters:
    
    update - update operation
  - setListener
```
void setListener(UpdateEventListener listener)
```
    Set listener that will receive information about incoming, external update events.
    
    Parameters:
    
    listener - update event listener