| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8; |
| |
| |
| import java.util.function.Function; |
| |
| public interface ThrowableConsumer<Formal> { |
| void accept(Formal formal) throws Throwable; |
| |
| default <T extends Throwable> void acceptWithHandler( |
| Formal formal, Function<Throwable, T> handler) throws T { |
| try { |
| accept(formal); |
| } catch (Throwable e) { |
| throw handler.apply(e); |
| } |
| } |
| |
| default void acceptWithRuntimeException(Formal formal) { |
| acceptWithHandler( |
| formal, |
| exception -> { |
| if (exception instanceof RuntimeException) { |
| throw (RuntimeException) exception; |
| } else { |
| throw new RuntimeException(exception); |
| } |
| }); |
| } |
| |
| default ThrowableConsumer<Formal> andThen(ThrowableConsumer<Formal> consumer) { |
| return formal -> { |
| accept(formal); |
| consumer.accept(formal); |
| }; |
| } |
| |
| static <Formal> ThrowableConsumer<Formal> empty() { |
| return ignore -> {}; |
| } |
| } |