Package cz.o2.proxima.core.util

Class ExceptionUtils

java.lang.Object

cz.o2.proxima.core.util.ExceptionUtils

public class ExceptionUtils
extends java.lang.Object

Utilities related to exception throwing and handling.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ExceptionUtils.ThrowingBiConsumer<A,B>	BiConsumer throwing exceptions.
static interface	ExceptionUtils.ThrowingConsumer<T>	Consumer throwing exceptions.
static interface	ExceptionUtils.ThrowingFactory<T>	Factory throwing exception.
static interface	ExceptionUtils.ThrowingRunnable	Runnable throwing exception.
static interface	ExceptionUtils.ThrowingUnaryFunction<IN,OUT>	Function throwing exception.

Method Summary

Modifier and Type	Method	Description
static void	ignoring(ExceptionUtils.ThrowingRunnable runnable)	Swallow any Exception.
static boolean	ignoringInterrupted(ExceptionUtils.ThrowingRunnable runnable)	Run given runnable, swallow any potential InterruptedException and set current thread's interrupted flag (if exception caught).
static boolean	isInterrupted(java.lang.Throwable ex)	Verify that given Throwable (or any of its causes) is InterruptedException.
static void	rethrowAsIllegalStateException(java.lang.Throwable cause)	Throw an IllegalStateException with given exception as cause.
static void	unchecked(ExceptionUtils.ThrowingRunnable runnable)	Run given runnable rethrowing exceptions as RuntimeExceptions.
static <A,B> BiConsumer<A,B>	uncheckedBiConsumer(ExceptionUtils.ThrowingBiConsumer<A,B> wrap)
static <T> Consumer<T>	uncheckedConsumer(ExceptionUtils.ThrowingConsumer<T> wrap)	Wrap consumer throwing exceptions to regular consumer.
static <T> T	uncheckedFactory(ExceptionUtils.ThrowingFactory<T> factory)	Run given factory and return result.
static <IN,OUT> UnaryFunction<IN,OUT>	uncheckedFn(ExceptionUtils.ThrowingUnaryFunction<IN,OUT> fn)	Wrap throwing unary function as regular one.

Methods inherited from class java.lang.Object

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

Method Detail

uncheckedConsumer

public static <T> Consumer<T> uncheckedConsumer(ExceptionUtils.ThrowingConsumer<T> wrap)

Wrap consumer throwing exceptions to regular consumer.

Type Parameters:

T - type parameter

Parameters:

wrap - the consumer to wrap

Returns:

regular consumer

uncheckedBiConsumer

public static <A,B> BiConsumer<A,B> uncheckedBiConsumer(ExceptionUtils.ThrowingBiConsumer<A,B> wrap)

unchecked

public static void unchecked(ExceptionUtils.ThrowingRunnable runnable)

Run given runnable rethrowing exceptions as RuntimeExceptions.

Parameters:

runnable - the runnable to run

uncheckedFactory

public static <T> T uncheckedFactory(ExceptionUtils.ThrowingFactory<T> factory)

Run given factory and return result.

Type Parameters:

T - type parameter

Parameters:

factory - the factory that throws exceptions

Returns:

created instance of the factory

uncheckedFn

public static <IN,OUT> UnaryFunction<IN,OUT> uncheckedFn(ExceptionUtils.ThrowingUnaryFunction<IN,OUT> fn)

Wrap throwing unary function as regular one.

Type Parameters:

IN - input type parameter

OUT - output type parameter

Parameters:

fn - the function to wrap

Returns:

regular unary function

ignoringInterrupted

public static boolean ignoringInterrupted(ExceptionUtils.ThrowingRunnable runnable)

Run given runnable, swallow any potential InterruptedException and set current thread's interrupted flag (if exception caught).

Parameters:

runnable - runnable throwing InterruptedException

Returns:

true if InterruptedException was caught

isInterrupted

public static boolean isInterrupted(java.lang.Throwable ex)

Verify that given Throwable (or any of its causes) is InterruptedException.

Parameters:

ex - Throwable

Returns:

true if ex is InterruptedException

rethrowAsIllegalStateException

public static void rethrowAsIllegalStateException(java.lang.Throwable cause)

Throw an IllegalStateException with given exception as cause.

Parameters:

cause - the cause of IllegalStateException.

ignoring

public static void ignoring(ExceptionUtils.ThrowingRunnable runnable)

Swallow any Exception.