| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.builder.internal.utils; |
| |
| import com.android.annotations.NonNull; |
| import com.android.annotations.Nullable; |
| |
| import java.io.IOException; |
| import java.io.UncheckedIOException; |
| import java.util.function.Function; |
| |
| /** |
| * Function that can throw an I/O Exception |
| */ |
| @FunctionalInterface |
| public interface IOExceptionFunction<F, T> { |
| |
| /** |
| * Applies the function to the given input. |
| * @param input the input |
| * @return the function result |
| */ |
| @Nullable T apply(@Nullable F input) throws IOException; |
| |
| /** |
| * Wraps a function that may throw an IO Exception throwing an {@code UncheckedIOException}. |
| * |
| * @param f the function |
| */ |
| @NonNull |
| static <F, T> Function<F, T> asFunction(@NonNull IOExceptionFunction<F, T> f) { |
| return i -> { |
| try { |
| return f.apply(i); |
| } catch (IOException e) { |
| throw new UncheckedIOException(e); |
| } |
| }; |
| } |
| } |