| /* |
| * Copyright (C) 2016 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.tools.build.apkzlib.zip; |
| |
| import com.android.tools.build.apkzlib.zip.utils.CloseableByteSource; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import javax.annotation.Nonnull; |
| |
| /** |
| * A compressor is capable of, well, compressing data. Data is read from an {@code ByteSource}. |
| * Compressors are asynchronous: compressing results in a {@code ListenableFuture} that will contain |
| * the compression result. |
| */ |
| public interface Compressor { |
| |
| /** |
| * Compresses an entry source. |
| * |
| * @param source the source to compress |
| * @return a future that will eventually contain the compression result |
| */ |
| @Nonnull |
| ListenableFuture<CompressionResult> compress(@Nonnull CloseableByteSource source); |
| } |