Connection.UpgradeTo (Jetty :: IO Utility 9.4.14.v20181114 API)

Enclosing interface:: Connection

public static interface Connection.UpgradeTo

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void onUpgradeTo(ByteBuffer prefilled)
  Callback method invoked when this connection is upgraded.

- Method Detail
  - onUpgradeTo
```
void onUpgradeTo(ByteBuffer prefilled)
```
    Callback method invoked when this connection is upgraded.
    
    This must be called before Connection.onOpen().
    
    Parameters:
    
    prefilled - An optional buffer that can contain prefilled data. Typically this results from an upgrade of one protocol to the other where the old connection has buffered data destined for the new connection. The new connection must take ownership of the buffer and is responsible for returning it to the buffer pool