Interface CheckedRunnable

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface CheckedRunnable

A Runnable that is allowed to throw checked exceptions.

Method Summary

Modifier and Type	Method	Description
static CheckedRunnable	of(@NonNull CheckedRunnable methodReference)	Creates a CheckedRunnable from the given method reference or lambda.
void	run()	Executes the action, potentially performing side-effects.
default Runnable	unchecked()	Returns an unchecked Runnable that sneakily throws any exception encountered during execution of this unit of work.

Method Details

of

static CheckedRunnable of(@NonNull CheckedRunnable methodReference)

Creates a CheckedRunnable from the given method reference or lambda.

Example usage:

// class Evil { static void sideEffect() { ... } }
final CheckedRunnable checkedRunnable = CheckedRunnable.of(Evil::sideEffect);
final Runnable runnable = checkedRunnable.unchecked();

// may or may not perform the side-effect without throwing checked exceptions
runnable.run();

// may or may not perform the side-effect while potentially throwing
runnable.run();

Parameters:

methodReference - typically a method reference, e.g. Type::method

Returns:

a new CheckedRunnable wrapping the given method reference

See Also:

• CheckedFunction1.of(CheckedFunction1)

run

void run()
  throws Throwable

Executes the action, potentially performing side-effects.

Throws:

Throwable - if an error occurs during execution

unchecked

default Runnable unchecked()

Returns an unchecked Runnable that sneakily throws any exception encountered during execution of this unit of work.

Returns:

a Runnable that may throw any Throwable without declaring it