ReceiversHelper

java.lang.Object
- org.apache.log4j.chainsaw.receivers.ReceiversHelper

```
public class ReceiversHelper
extends java.lang.Object
```
Helper class to assisit with all the known Receivers.
A local resource 'known.receivers' is read in on initialization with each line representing the FQN of the Class that is a recognised Receiver.

Field Summary

Fields
Modifier and Type Field Description

private static ReceiversHelper instance

private org.apache.log4j.Logger logger

private java.util.List<java.lang.Class> receiverClassList

Constructor Summary

Constructors
Modifier Constructor Description

private ReceiversHelper()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static ReceiversHelper`	`getInstance()`
`java.util.List`	`getKnownReceiverClasses()`	Returns an unmodifiable list of Class objects which represent all the 'known' Receiver classes.
`void`	`saveReceiverConfiguration(java.io.File file)`

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

Field Detail

instance

private static final ReceiversHelper instance

logger

private final org.apache.log4j.Logger logger

receiverClassList

private java.util.List<java.lang.Class> receiverClassList

Constructor Detail
- ReceiversHelper
```
private ReceiversHelper()
```

Method Detail
- getInstance
```
public static ReceiversHelper getInstance()
```
- getKnownReceiverClasses
```
public java.util.List getKnownReceiverClasses()
```
  Returns an unmodifiable list of Class objects which represent all the 'known' Receiver classes.
  
  Returns:
  
  known receiver classes
- saveReceiverConfiguration
```
public void saveReceiverConfiguration(java.io.File file)
```