| // Copyright 2022 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.lib.bazel.repository; |
| |
| import com.github.luben.zstd.ZstdInputStreamNoFinalizer; |
| import com.google.devtools.build.lib.bazel.repository.DecompressorValue.Decompressor; |
| import java.io.BufferedInputStream; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** Creates a repository by unarchiving a zstandard-compressed .tar file. */ |
| final class TarZstFunction extends CompressedTarFunction { |
| static final Decompressor INSTANCE = new TarZstFunction(); |
| private static final int BUFFER_SIZE = 32 * 1024; |
| |
| private TarZstFunction() {} |
| |
| @Override |
| protected InputStream getDecompressorStream(DecompressorDescriptor descriptor) |
| throws IOException { |
| return new ZstdInputStreamNoFinalizer( |
| new BufferedInputStream( |
| new FileInputStream(descriptor.archivePath().getPathFile()), BUFFER_SIZE)); |
| } |
| } |