RequestListener2

All Implemented Interfaces:

com.facebook.imagepipeline.producers.ProducerListener2
```
public interface RequestListener2
 implements ProducerListener2
                    
```
Listener for ImageRequest with access to the full ProducerContext.

Method Summary

Modifier and Type	Method	Description
`abstract void`	`onRequestStart(ProducerContext producerContext)`	Called when request is about to be submitted to the Orchestrator's executor queue.
`abstract void`	`onRequestSuccess(ProducerContext producerContext)`	Called after successful completion of the request (all producers completed successfully).
`abstract void`	`onRequestFailure(ProducerContext producerContext, Throwable throwable)`	Called after failure to complete the request (some producer failed).
`abstract void`	`onRequestCancellation(ProducerContext producerContext)`	Called after the request is cancelled.

Methods inherited from class com.facebook.imagepipeline.producers.ProducerListener2
onProducerEvent, onProducerFinishWithCancellation, onProducerFinishWithFailure, onProducerFinishWithSuccess, onProducerStart, onUltimateProducerReached, requiresExtraMap
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - onRequestStart
```
 abstract void onRequestStart(ProducerContext producerContext)
```
    Called when request is about to be submitted to the Orchestrator's executor queue.
    
    Parameters:
    
    producerContext - the producer context for the image
  - onRequestSuccess
```
 abstract void onRequestSuccess(ProducerContext producerContext)
```
    Called after successful completion of the request (all producers completed successfully).
    
    Parameters:
    
    producerContext - the producer context for the image
  - onRequestFailure
```
 abstract void onRequestFailure(ProducerContext producerContext, Throwable throwable)
```
    Called after failure to complete the request (some producer failed).
    
    Parameters:
    
    producerContext - the producer context for the image
    
    throwable - cause of failure
  - onRequestCancellation
```
 abstract void onRequestCancellation(ProducerContext producerContext)
```
    Called after the request is cancelled.
    
    Parameters:
    
    producerContext - the producer context for the image