org.pepsoft.util

Class ExceptionUtils

java.lang.Object

org.pepsoft.util.ExceptionUtils

public final class ExceptionUtils
extends Object

Method Summary

Modifier and Type	Method and Description
static boolean	chainContains(Throwable exception, Class<? extends Throwable> exceptionType) Determine whether a particular exception type occurs on the chain of causes of an exception.
static <T extends Throwable> T	getFromChainOfType(Throwable exception, Class<T> exceptionType) Get the first exception that has a particular type fromt he chain of causes of an exception.
static Throwable	getUltimateCause(Throwable t) Get the ultimate root cause of an exception.

Methods inherited from class java.lang.Object

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

Method Detail

getUltimateCause

public static Throwable getUltimateCause(Throwable t)

Get the ultimate root cause of an exception.

Parameters:

t - The exception of which to obtain the ultimate root cause.

Returns:

The ultimate root cause of the specified exception.

chainContains

public static boolean chainContains(Throwable exception,
                                    Class<? extends Throwable> exceptionType)

Determine whether a particular exception type occurs on the chain of causes of an exception.

Parameters:

exception - The exception of which to inspect the chain of causes.

exceptionType - The type of exception for which to look.

Returns:

true if the chain of causes of the specified exception contains an exception that has the specified type.

getFromChainOfType

public static <T extends Throwable> T getFromChainOfType(Throwable exception,
                                                         Class<T> exceptionType)

Get the first exception that has a particular type fromt he chain of causes of an exception.

Type Parameters:

T - The type of exception for which to look.

Parameters:

exception - The exception of which to inspect the chain of causes.

exceptionType - The type of exception for which to look.

Returns:

The first exception on the chain of causes of the specified exception which has the specified type, or null if there is no such exception.