Module dev.metaschema.core

Package dev.metaschema.core.util

Class ExceptionUtils.WrappedException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

dev.metaschema.core.util.ExceptionUtils.WrappedException

All Implemented Interfaces:

Serializable

Enclosing class:

ExceptionUtils

public static final class ExceptionUtils.WrappedException
extends RuntimeException

A runtime exception that wraps a checked exception, allowing it to be thrown from contexts that do not allow checked exceptions (such as lambda expressions).

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
WrappedException(Throwable cause)	Construct a new wrapped exception.

Method Summary

Modifier and Type	Method	Description
Throwable	initCause(Throwable cause)
Throwable	unwrap()	Get the wrapped exception.
<E extends Throwable> E	unwrap(Class<E> wrappedExceptionClass)	Get the wrapped exception, casting it to the expected type.
void	unwrapAndThrow()	Unwrap and throw the original exception.
<E extends Throwable> void	unwrapAndThrow(Class<E> wrappedExceptionClass)	Unwrap and throw the original exception, cast to the expected type.

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Constructor Details

WrappedException

public WrappedException(@NonNull
 Throwable cause)

Construct a new wrapped exception.

Parameters:

cause - the exception to wrap

Method Details

initCause

public Throwable initCause(Throwable cause)

Overrides:

initCause in class Throwable

unwrap

@NonNull
public Throwable unwrap()

Get the wrapped exception.

Returns:

the original exception that was wrapped

unwrap

@NonNull
public <E extends Throwable> E unwrap(@NonNull
 Class<E> wrappedExceptionClass)

Get the wrapped exception, casting it to the expected type.

Type Parameters:

E - the expected exception type

Parameters:

wrappedExceptionClass - the class of the expected exception type

Returns:

the original exception cast to the expected type

Throws:

IllegalArgumentException - if the wrapped exception is not of the expected type

unwrapAndThrow

public void unwrapAndThrow()
                    throws Throwable

Unwrap and throw the original exception.

Throws:

Throwable - the original wrapped exception

unwrapAndThrow

public <E extends Throwable> void unwrapAndThrow(@NonNull
 Class<E> wrappedExceptionClass)
                                          throws E

Unwrap and throw the original exception, cast to the expected type.

Type Parameters:

E - the expected exception type

Parameters:

wrappedExceptionClass - the class of the expected exception type

Throws:

E - the original wrapped exception cast to the expected type