HttpAuthenticationException (apache-nutch 1.20 API)

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - org.apache.nutch.protocol.httpclient.HttpAuthenticationException

All Implemented Interfaces:

Serializable
```
public class HttpAuthenticationException
extends Exception
```
Can be used to identify problems during creation of Authentication objects. In the future it may be used as a method of collecting authentication failures during Http protocol transfer in order to present the user with credentials required during a future fetch.

Author:

Matt Tencati

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`HttpAuthenticationException()`	Constructs a new exception with null as its detail message.
`HttpAuthenticationException(String message)`	Constructs a new exception with the specified detail message.
`HttpAuthenticationException(String message, Throwable cause)`	Constructs a new exception with the specified message and cause.
`HttpAuthenticationException(Throwable cause)`	Constructs a new exception with the specified cause and detail message from given clause if it is not null.

Method Summary
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - HttpAuthenticationException
```
public HttpAuthenticationException()
```
    Constructs a new exception with null as its detail message.
  - HttpAuthenticationException
```
public HttpAuthenticationException(String message)
```
    Constructs a new exception with the specified detail message.
    
    Parameters:
    
    message - the detail message. The detail message is saved for later retrieval by the Throwable.getMessage() method.
  - HttpAuthenticationException
```
public HttpAuthenticationException(String message,
                                   Throwable cause)
```
    Constructs a new exception with the specified message and cause.
    
    Parameters:
    
    message - the detail message. The detail message is saved for later retrieval by the Throwable.getMessage() method.
    
    cause - the cause (use Throwable.getCause() to retrieve the cause)
  - HttpAuthenticationException
```
public HttpAuthenticationException(Throwable cause)
```
    Constructs a new exception with the specified cause and detail message from given clause if it is not null.
    
    Parameters:
    
    cause - the cause (use Throwable.getCause() to retrieve the cause)