Package org.incendo.cloud.exception.handling

Class ExceptionHandlerRegistration<C,T extends Throwable>

java.lang.Object

org.incendo.cloud.exception.handling.ExceptionHandlerRegistration<C,T>

Type Parameters:

C - the command sender type

T - the exception type

@API(status=STABLE)
public final class ExceptionHandlerRegistration<C,T extends Throwable>
extends Object

Used to register a ExceptionHandler in the ExceptionController.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ExceptionHandlerRegistration.BuilderDecorator<C,T extends Throwable>
static final class	ExceptionHandlerRegistration.ExceptionControllerBuilder<C,T extends Throwable>

Method Summary

Modifier and Type	Method	Description
static <C, T extends Throwable> @NonNull ExceptionHandlerRegistration.ExceptionControllerBuilder<C,T>	builder(@NonNull TypeToken<T> exceptionType)	Returns a builder.
@NonNull Predicate<T>	exceptionFilter()	Returns the exception filter.
@NonNull ExceptionHandler<C,? extends T>	exceptionHandler()	Returns the exception handler.
@NonNull TypeToken<T>	exceptionType()	Returns the exception type handler by this handler.
static <C, T extends Throwable> @NonNull ExceptionHandlerRegistration<C,? extends T>	of(@NonNull TypeToken<T> exceptionType, @NonNull ExceptionHandler<C,? extends T> exceptionHandler)	Returns a new registration.

Methods inherited from class java.lang.Object

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

Method Details

of

public static <C,
T extends Throwable>
@NonNull ExceptionHandlerRegistration<C,? extends T> of(@NonNull TypeToken<T> exceptionType,
 @NonNull ExceptionHandler<C,? extends T> exceptionHandler)

Returns a new registration.

Type Parameters:

C - the command sender type

T - the exception type

Parameters:

exceptionType - the type handled by the exception handler

exceptionHandler - the exception handler

Returns:

the created registration

builder

public static <C,
T extends Throwable>
@NonNull ExceptionHandlerRegistration.ExceptionControllerBuilder<C,T> builder(@NonNull TypeToken<T> exceptionType)

Returns a builder.

The builder is immutable, and each method results in a new builder instance.

Type Parameters:

C - the command sender type

T - the exception type

Parameters:

exceptionType - the type handled by the exception handler

Returns:

the builder

exceptionType

public @NonNull TypeToken<T> exceptionType()

Returns the exception type handler by this handler.

More precise exception types will always get higher priority when selecting the exception handlers for any given exception.

Returns:

the exception type

exceptionHandler

public @NonNull ExceptionHandler<C,? extends T> exceptionHandler()

Returns the exception handler.

Returns:

the exception handler

exceptionFilter

public @NonNull Predicate<T> exceptionFilter()

Returns the exception filter.

Exceptions should only be handled by the exceptionHandler() if the predicate evaluates to true.

Returns:

the exception filter