Acknowledger (Amazon SQS Java Messaging Library 2.0.2 API)

All Known Implementing Classes:

AutoAcknowledger, RangedAcknowledger, UnorderedAcknowledger
```
public interface Acknowledger
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`acknowledge(SQSMessage message)`	Generic Acknowledge method.
`void`	`forgetUnAckMessages()`	Deletes all not acknowledged delivered messages.
`List<SQSMessageIdentifier>`	`getUnAckMessages()`	Used in negative acknowledge.
`void`	`notifyMessageReceived(SQSMessage message)`	Used when receiving messages.

- Method Detail
  - acknowledge
```
void acknowledge(SQSMessage message)
          throws javax.jms.JMSException
```
    Generic Acknowledge method. This method will delete message(s) in SQS Queue.
    
    Parameters:
    
    message - message to acknowledge.
    
    Throws:
    
    javax.jms.JMSException
  - notifyMessageReceived
```
void notifyMessageReceived(SQSMessage message)
                    throws javax.jms.JMSException
```
    Used when receiving messages. Depending on acknowledge mode this will help create list of message backlog.
    
    Parameters:
    
    message - notify acknowledger message is received
    
    Throws:
    
    javax.jms.JMSException
  - getUnAckMessages
```
List<SQSMessageIdentifier> getUnAckMessages()
```
    Used in negative acknowledge. Gets all delivered but not acknowledged messages.
  - forgetUnAckMessages
```
void forgetUnAckMessages()
```
    Deletes all not acknowledged delivered messages.