com.sleepycat.util

Class ExceptionUnwrapper

java.lang.Object

com.sleepycat.util.ExceptionUnwrapper

public class ExceptionUnwrapper
extends java.lang.Object

Unwraps nested exceptions by calling the ExceptionWrapper.getCause() method for exceptions that implement the ExceptionWrapper interface. Does not currently support the Java 1.4 Throwable.getCause() method.

Author:

Mark Hayes

Constructor Summary

Constructors

Constructor and Description
ExceptionUnwrapper()

Method Summary

Modifier and Type	Method and Description
static java.lang.Exception	unwrap(java.lang.Exception e) Unwraps an Exception and returns the underlying Exception, or throws an Error if the underlying Throwable is an Error.
static java.lang.Throwable	unwrapAny(java.lang.Throwable e) Unwraps an Exception and returns the underlying Throwable.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExceptionUnwrapper

public ExceptionUnwrapper()

Method Detail

unwrap

public static java.lang.Exception unwrap(java.lang.Exception e)

Unwraps an Exception and returns the underlying Exception, or throws an Error if the underlying Throwable is an Error.

Parameters:

e - is the Exception to unwrap.

Returns:

the underlying Exception.

Throws:

java.lang.Error - if the underlying Throwable is an Error.

java.lang.IllegalArgumentException - if the underlying Throwable is not an Exception or an Error.

unwrapAny

public static java.lang.Throwable unwrapAny(java.lang.Throwable e)

Unwraps an Exception and returns the underlying Throwable.

Parameters:

e - is the Exception to unwrap.

Returns:

the underlying Throwable.