ExchangeHandler (gateleen-player 1.3.29 API)

java.lang.Object
- org.swisspush.gateleen.player.player.ExchangeHandler

```
public class ExchangeHandler
extends Object
```
Allows to intercept the exchanges before and after performing the request.

Author:

https://github.com/lbovet [Laurent Bovet]

Constructor Summary

Constructors
Constructor Description

ExchangeHandler()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`after(Exchange exchange, com.google.common.collect.FluentIterable<Exchange> partialOutputLog)`	Called after the exchange has been replayed.
`Exchange`	`before(Exchange exchange)`	Called before un exchange is replayed.
`boolean`	`resetTailOutputLog()`	By default, the tail output log is reset before each input exchange.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ExchangeHandler
```
public ExchangeHandler()
```
- Method Detail
  - before
```
public Exchange before(Exchange exchange)
                throws Exception
```
    Called before un exchange is replayed.
    
    Parameters:
    
    exchange - the exchange from input log about to be replayed.
    
    Returns:
    
    the exchange that will actually be replayed. Return the incoming exchange to play it unmodified. If null, this exchange will be skipped.
    
    Throws:
    
    Exception - Exception
  - after
```
public boolean after(Exchange exchange,
                     com.google.common.collect.FluentIterable<Exchange> partialOutputLog)
              throws Exception
```
    Called after the exchange has been replayed.
    
    Parameters:
    
    exchange - the actual exchanged. Contains the original request and the actual response of the replay.
    
    partialOutputLog - a request log generated by the collector since the last request or according to resetTailOutputLog().
    
    Returns:
    
    true if the player should continue, false to make it stop now.
    
    Throws:
    
    Exception - Exception
  - resetTailOutputLog
```
public boolean resetTailOutputLog()
```
    By default, the tail output log is reset before each input exchange. This can be overriden to control when it must be reset.
    
    Returns:
    
    true by default