DelegateCallback (ActiveMQ Artemis Journal 2.35.0 API)

java.lang.Object
- org.apache.activemq.artemis.core.io.DelegateCallback

All Implemented Interfaces:

IOCallback
```
public final class DelegateCallback
extends Object
implements IOCallback
```
It is a utility class to allow several IOCallbacks to be used as one.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`done()`	Method for sync notifications.
`void`	`onError(int errorCode, String errorMessage)`	Method for error notifications.
`static DelegateCallback`	`wrap(Collection<? extends IOCallback> delegates)`

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

- Method Detail
  - wrap
```
public static DelegateCallback wrap(Collection<? extends IOCallback> delegates)
```
  - done
```
public void done()
```
    Description copied from interface: IOCallback
    
    Method for sync notifications. When this callback method is called, there is a guarantee the data is written on the disk.
    Note:Leave this method as soon as possible, or you would be blocking the whole notification thread
    
    Specified by:
    
    done in interface IOCallback
  - onError
```
public void onError(int errorCode,
                    String errorMessage)
```
    Description copied from interface: IOCallback
    
    Method for error notifications. Observation: The whole file will be probably failing if this happens. Like, if you delete the file, you will start to get errors for these operations
    
    Specified by:
    
    onError in interface IOCallback