HmacCallback (ActiveMQ Artemis Website 2.33.0 API)

java.lang.Object
- org.apache.activemq.artemis.spi.core.security.jaas.HmacCallback

All Implemented Interfaces:

Callback
```
public class HmacCallback
extends Object
implements Callback
```
Callback for obtaining information about a used HMac

- Constructor Summary
  
  Constructors
  Constructor Description
  
  HmacCallback()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Mac getHmac()
  
  void setHmac(Mac hmac)
  set the Hmac to use
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - HmacCallback
```
public HmacCallback()
```
- Method Detail
  - setHmac
```
public void setHmac(Mac hmac)
```
    set the Hmac to use
    
    Parameters:
    
    hmac -
  - getHmac
```
public Mac getHmac()
```
    Returns:
    
    the Hmac or null if non could be obtained