cn.hutool.extra.compress.extractor

Class SevenZExtractor

java.lang.Object

cn.hutool.extra.compress.extractor.SevenZExtractor

All Implemented Interfaces:

Extractor, Closeable, AutoCloseable, RandomAccess

public class SevenZExtractor
extends Object
implements Extractor, RandomAccess

7z格式数据解压器，即将归档打包的数据释放

Since:

5.5.0

Author:

looly

Constructor Summary

Constructors

Constructor and Description
SevenZExtractor(File file) 构造
SevenZExtractor(File file, char[] password) 构造
SevenZExtractor(InputStream in) 构造
SevenZExtractor(InputStream in, char[] password) 构造
SevenZExtractor(SeekableByteChannel channel) 构造
SevenZExtractor(SeekableByteChannel channel, char[] password) 构造

Method Summary

Modifier and Type	Method and Description
void	close() 无异常关闭
void	extract(File targetDir, int stripComponents, Filter<org.apache.commons.compress.archivers.ArchiveEntry> filter) 释放（解压）到指定目录，结束后自动关闭流，此方法只能调用一次
InputStream	get(String entryName) 获取指定名称的文件流
InputStream	getFirst(Filter<org.apache.commons.compress.archivers.ArchiveEntry> filter) 获取满足指定过滤要求的压缩包内的第一个文件流

Methods inherited from class java.lang.Object

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

Methods inherited from interface cn.hutool.extra.compress.extractor.Extractor

extract, extract, extract, stripName

Constructor Detail

SevenZExtractor

public SevenZExtractor(File file)

构造

Parameters:

file - 包文件

SevenZExtractor

public SevenZExtractor(File file,
                       char[] password)

构造

Parameters:

file - 包文件

password - 密码，null表示无密码

SevenZExtractor

public SevenZExtractor(InputStream in)

构造

Parameters:

in - 包流

SevenZExtractor

public SevenZExtractor(InputStream in,
                       char[] password)

构造

Parameters:

in - 包流

password - 密码，null表示无密码

SevenZExtractor

public SevenZExtractor(SeekableByteChannel channel)

构造

Parameters:

channel - SeekableByteChannel

SevenZExtractor

public SevenZExtractor(SeekableByteChannel channel,
                       char[] password)

构造

Parameters:

channel - SeekableByteChannel

password - 密码，null表示无密码

Method Detail

extract

public void extract(File targetDir,
                    int stripComponents,
                    Filter<org.apache.commons.compress.archivers.ArchiveEntry> filter)

释放（解压）到指定目录，结束后自动关闭流，此方法只能调用一次

Specified by:

extract in interface Extractor

Parameters:

targetDir - 目标目录

filter - 解压文件过滤器，用于指定需要释放的文件，null表示不过滤。当Filter.accept(Object)为true时释放。

stripComponents - 清除(剥离)压缩包里面的 n 级文件夹名

getFirst

public InputStream getFirst(Filter<org.apache.commons.compress.archivers.ArchiveEntry> filter)

获取满足指定过滤要求的压缩包内的第一个文件流

Parameters:

filter - 用于指定需要释放的文件，null表示不过滤。当Filter.accept(Object)为true时返回对应流。

Returns:

满足过滤要求的第一个文件的流, 无满足条件的文件返回null

Since:

5.7.14

get

public InputStream get(String entryName)

获取指定名称的文件流

Parameters:

entryName - entry名称

Returns:

文件流，无文件返回null

Since:

5.7.14

close

public void close()

Description copied from interface: Extractor

无异常关闭

Specified by:

close in interface Extractor

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable