ThrowableCauseExtractor (spring-security-docs 5.7.0-M2 API)

```
public interface ThrowableCauseExtractor
```
Interface for handlers extracting the cause out of a specific Throwable type.

Since:

2.0

See Also:

ThrowableAnalyzer

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.Throwable`	`extractCause(java.lang.Throwable throwable)`	Extracts the cause from the provided `Throwable`.

- Method Detail
  - extractCause
```
java.lang.Throwable extractCause(java.lang.Throwable throwable)
```
    Extracts the cause from the provided Throwable.
    
    Parameters:
    
    throwable - the Throwable
    
    Returns:
    
    the extracted cause (maybe null)
    
    Throws:
    
    java.lang.IllegalArgumentException - if throwable is null or otherwise considered invalid for the implementation