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/*
* 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.apkzlib.zip;
import com.android.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);
}
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