spring TarArchive 源码
springboot TarArchive 代码
文件路径：/spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/io/TarArchive.java
/*
* Copyright 2012-2020 the original author or authors.
*
* 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
*
* https://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 org.springframework.boot.buildpack.platform.io;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.time.Instant;
import java.time.OffsetDateTime;
import java.time.ZoneOffset;
/**
* A TAR archive that can be written to an output stream.
*
* @author Phillip Webb
* @since 2.3.0
*/
@FunctionalInterface
public interface TarArchive {
/**
* {@link Instant} that can be used to normalize TAR files so all entries have the
* same modification time.
*/
Instant NORMALIZED_TIME = OffsetDateTime.of(1980, 1, 1, 0, 0, 1, 0, ZoneOffset.UTC).toInstant();
/**
* Write the TAR archive to the given output stream.
* @param outputStream the output stream to write to
* @throws IOException on IO error
*/
void writeTo(OutputStream outputStream) throws IOException;
/**
* Factory method to create a new {@link TarArchive} instance with a specific layout.
* @param layout the TAR layout
* @return a new {@link TarArchive} instance
*/
static TarArchive of(IOConsumer<Layout> layout) {
return (outputStream) -> {
TarLayoutWriter writer = new TarLayoutWriter(outputStream);
layout.accept(writer);
writer.finish();
};
}
/**
* Factory method to adapt a ZIP file to {@link TarArchive}.
* @param zip the source zip file
* @param owner the owner of the entries in the TAR
* @return a new {@link TarArchive} instance
*/
static TarArchive fromZip(File zip, Owner owner) {
return new ZipFileTarArchive(zip, owner);
}
}
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- 所属分类： 后端技术
- 本文标签： Spring Boot Java Spring
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