cn.hutool.extra.compress

Class CompressUtil

java.lang.Object

cn.hutool.extra.compress.CompressUtil

public class CompressUtil
extends Object

压缩工具类
基于commons-compress的压缩解压封装

Since:

5.5.0

Author:

looly

Constructor Summary

Constructors

Constructor and Description
CompressUtil()

Method Summary

Modifier and Type	Method and Description
static Archiver	createArchiver(Charset charset, String archiverName, File file) 创建归档器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static Archiver	createArchiver(Charset charset, String archiverName, OutputStream out) 创建归档器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static Extractor	createExtractor(Charset charset, File file) 创建归档解包器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static Extractor	createExtractor(Charset charset, InputStream in) 创建归档解包器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static Extractor	createExtractor(Charset charset, String archiverName, File file) 创建归档解包器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static Extractor	createExtractor(Charset charset, String archiverName, InputStream in) 创建归档解包器，支持： ArchiveStreamFactory.AR ArchiveStreamFactory.CPIO ArchiveStreamFactory.JAR ArchiveStreamFactory.TAR ArchiveStreamFactory.ZIP ArchiveStreamFactory.SEVEN_Z
static org.apache.commons.compress.compressors.CompressorInputStream	getIn(String compressorName, InputStream in) 获取压缩输入流，用于解压缩指定内容，支持的格式例如：
static org.apache.commons.compress.compressors.CompressorOutputStream	getOut(String compressorName, OutputStream out) 获取压缩输出流，用于压缩指定内容，支持的格式例如：

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompressUtil

public CompressUtil()

Method Detail

getOut

public static org.apache.commons.compress.compressors.CompressorOutputStream getOut(String compressorName,
                                                                                    OutputStream out)

获取压缩输出流，用于压缩指定内容，支持的格式例如：

Parameters:

compressorName - 压缩名称，见：CompressorStreamFactory

out - 输出流，可以输出到内存、网络或文件

Returns:

CompressorOutputStream

getIn

public static org.apache.commons.compress.compressors.CompressorInputStream getIn(String compressorName,
                                                                                  InputStream in)

获取压缩输入流，用于解压缩指定内容，支持的格式例如：

Parameters:

compressorName - 压缩名称，见：CompressorStreamFactory，null表示自动检测

in - 输出流，可以输出到内存、网络或文件

Returns:

CompressorOutputStream

createArchiver

public static Archiver createArchiver(Charset charset,
                                      String archiverName,
                                      File file)

创建归档器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码

archiverName - 归档类型名称，见ArchiveStreamFactory

file - 归档输出的文件

Returns:

Archiver

createArchiver

public static Archiver createArchiver(Charset charset,
                                      String archiverName,
                                      OutputStream out)

创建归档器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码

archiverName - 归档类型名称，见ArchiveStreamFactory

out - 归档输出的流

Returns:

Archiver

createExtractor

public static Extractor createExtractor(Charset charset,
                                        File file)

创建归档解包器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码，7z格式此参数无效

file - 归档文件

Returns:

Extractor

createExtractor

public static Extractor createExtractor(Charset charset,
                                        String archiverName,
                                        File file)

创建归档解包器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码，7z格式此参数无效

archiverName - 归档类型名称，见ArchiveStreamFactory，null表示自动识别

file - 归档文件

Returns:

Extractor

createExtractor

public static Extractor createExtractor(Charset charset,
                                        InputStream in)

创建归档解包器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码，7z格式此参数无效

in - 归档输入的流

Returns:

Extractor

createExtractor

public static Extractor createExtractor(Charset charset,
                                        String archiverName,
                                        InputStream in)

创建归档解包器，支持：

• ArchiveStreamFactory.AR
• ArchiveStreamFactory.CPIO
• ArchiveStreamFactory.JAR
• ArchiveStreamFactory.TAR
• ArchiveStreamFactory.ZIP
• ArchiveStreamFactory.SEVEN_Z

Parameters:

charset - 编码，7z格式此参数无效

archiverName - 归档类型名称，见ArchiveStreamFactory，null表示自动识别

in - 归档输入的流

Returns:

Extractor