public static void tryWithResources()

in src/main/java/org/apache/commons/lang3/function/Failable.java [511:545]

• 35 lines of code
• 9 McCabe index (conditional complexity)

    public static void tryWithResources(final FailableRunnable<? extends Throwable> action,
        final FailableConsumer<Throwable, ? extends Throwable> errorHandler,
        final FailableRunnable<? extends Throwable>... resources) {
        final FailableConsumer<Throwable, ? extends Throwable> actualErrorHandler;
        if (errorHandler == null) {
            actualErrorHandler = Failable::rethrow;
        } else {
            actualErrorHandler = errorHandler;
        }
        Streams.of(resources).forEach(r -> Objects.requireNonNull(r, "runnable"));
        Throwable th = null;
        try {
            action.run();
        } catch (final Throwable t) {
            th = t;
        }
        if (resources != null) {
            for (final FailableRunnable<?> runnable : resources) {
                try {
                    runnable.run();
                } catch (final Throwable t) {
                    if (th == null) {
                        th = t;
                    }
                }
            }
        }
        if (th != null) {
            try {
                actualErrorHandler.accept(th);
            } catch (final Throwable t) {
                throw rethrow(t);
            }
        }
    }