PollingConsumerPollingStrategy (Camel :: API 3.4.1 API)

```
public interface PollingConsumerPollingStrategy
```
Strategy that allows Consumers to influence the PollingConsumer.
For example this is used by schedule based consumers to be able to suspend/resume upon polling using a PollingConsumer.

See Also:

org.apache.camel.support.EventDrivenPollingConsumer

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`afterPoll()`	Callback invoked after the poll.
`long`	`beforePoll(long timeout)`	Callback invoked before the poll.
`void`	`onInit()`	Callback invoked when the consumer is initialized such as when the `PollingConsumer` starts.

- Method Detail
  - onInit
```
void onInit()
     throws Exception
```
    Callback invoked when the consumer is initialized such as when the PollingConsumer starts.
    
    Throws:
    
    Exception - can be thrown if error initializing.
  - beforePoll
```
long beforePoll(long timeout)
         throws Exception
```
    Callback invoked before the poll.
    
    Parameters:
    
    timeout - the timeout
    
    Returns:
    
    timeout to be used, this allows returning a higher timeout value to ensure at least one poll is being performed
    
    Throws:
    
    Exception - can be thrown if error occurred
  - afterPoll
```
void afterPoll()
        throws Exception
```
    Callback invoked after the poll.
    
    Throws:
    
    Exception - can be thrown if error occurred