Android Zip解压缩工具类分享

2023-09-18 17:01:05 62

本文实例为大家分享了AndroidZip解压缩工具类的具体代码，供大家参考，具体内容如下

packagecom.example.zip.commons.utils;

importandroid.util.Log;

importjava.io.File;
importjava.io.FileInputStream;
importjava.io.FileOutputStream;
importjava.io.InputStream;
importjava.util.ArrayList;
importjava.util.List;
importjava.util.zip.ZipEntry;
importjava.util.zip.ZipFile;
importjava.util.zip.ZipInputStream;
importjava.util.zip.ZipOutputStream;

/**
*@author:lijuan
*@description:解压ZIP文件
*@date:2017-04-11
*@time:09:22
*/
publicclassZipUtils{
publicstaticfinalStringTAG="ZIP";
publicZipUtils(){

}

/**
*解压zip到指定的路径
*@paramzipFileStringZIP的名称
*@paramoutPathString要解压缩路径
*@throwsException
*/
publicstaticvoidUnZipFolder(StringzipFileString,StringoutPathString)throwsException{
ZipInputStreaminZip=newZipInputStream(newFileInputStream(zipFileString));
ZipEntryzipEntry;
StringszName="";
while((zipEntry=inZip.getNextEntry())!=null){
szName=zipEntry.getName();
if(zipEntry.isDirectory()){
//获取部件的文件夹名
szName=szName.substring(0,szName.length()-1);
Filefolder=newFile(outPathString+File.separator+szName);
folder.mkdirs();
}else{
Log.e(TAG,outPathString+File.separator+szName);
Filefile=newFile(outPathString+File.separator+szName);
if(!file.exists()){
Log.e(TAG,"Createthefile:"+outPathString+File.separator+szName);
file.getParentFile().mkdirs();
file.createNewFile();
}
//获取文件的输出流
FileOutputStreamout=newFileOutputStream(file);
intlen;
byte[]buffer=newbyte[1024];
//读取（字节）字节到缓冲区
while((len=inZip.read(buffer))!=-1){
//从缓冲区（0）位置写入（字节）字节
out.write(buffer,0,len);
out.flush();
}
out.close();
}
}
inZip.close();
}

publicstaticvoidUnZipFolder(StringzipFileString,StringoutPathString,StringszName)throwsException{
ZipInputStreaminZip=newZipInputStream(newFileInputStream(zipFileString));
ZipEntryzipEntry;
while((zipEntry=inZip.getNextEntry())!=null){
//szName=zipEntry.getName();
if(zipEntry.isDirectory()){
//获取部件的文件夹名
szName=szName.substring(0,szName.length()-1);
Filefolder=newFile(outPathString+File.separator+szName);
folder.mkdirs();
}else{
Log.e(TAG,outPathString+File.separator+szName);
Filefile=newFile(outPathString+File.separator+szName);
if(!file.exists()){
Log.e(TAG,"Createthefile:"+outPathString+File.separator+szName);
file.getParentFile().mkdirs();
file.createNewFile();
}
//获取文件的输出流
FileOutputStreamout=newFileOutputStream(file);
intlen;
byte[]buffer=newbyte[1024];
//读取（字节）字节到缓冲区
while((len=inZip.read(buffer))!=-1){
//从缓冲区（0）位置写入（字节）字节
out.write(buffer,0,len);
out.flush();
}
out.close();
}
}
inZip.close();
}

/**
*压缩文件和文件夹
*@paramsrcFileString要压缩的文件或文件夹
*@paramzipFileString解压完成的Zip路径
*@throwsException
*/
publicstaticvoidZipFolder(StringsrcFileString,StringzipFileString)throwsException{
//创建ZIP
ZipOutputStreamoutZip=newZipOutputStream(newFileOutputStream(zipFileString));
//创建文件
Filefile=newFile(srcFileString);
//压缩
ZipFiles(file.getParent()+File.separator,file.getName(),outZip);
//完成和关闭
outZip.finish();
outZip.close();
}

/**
*压缩文件
*@paramfolderString
*@paramfileString
*@paramzipOutputSteam
*@throwsException
*/
privatestaticvoidZipFiles(StringfolderString,StringfileString,ZipOutputStreamzipOutputSteam)throwsException{
if(zipOutputSteam==null)
return;
Filefile=newFile(folderString+fileString);
if(file.isFile()){
ZipEntryzipEntry=newZipEntry(fileString);
FileInputStreaminputStream=newFileInputStream(file);
zipOutputSteam.putNextEntry(zipEntry);
intlen;
byte[]buffer=newbyte[4096];
while((len=inputStream.read(buffer))!=-1)
{
zipOutputSteam.write(buffer,0,len);
}
zipOutputSteam.closeEntry();
}
else{
//文件夹
StringfileList[]=file.list();
//没有子文件和压缩
if(fileList.length<=0){
ZipEntryzipEntry=newZipEntry(fileString+File.separator);
zipOutputSteam.putNextEntry(zipEntry);
zipOutputSteam.closeEntry();
}
//子文件和递归
for(inti=0;iGetFileList(StringzipFileString,booleanbContainFolder,booleanbContainFile)throwsException{
ListfileList=newArrayList();
ZipInputStreaminZip=newZipInputStream(newFileInputStream(zipFileString));
ZipEntryzipEntry;
StringszName="";
while((zipEntry=inZip.getNextEntry())!=null){
szName=zipEntry.getName();
if(zipEntry.isDirectory()){
//获取部件的文件夹名
szName=szName.substring(0,szName.length()-1);
Filefolder=newFile(szName);
if(bContainFolder){
fileList.add(folder);
}
}else{
Filefile=newFile(szName);
if(bContainFile){
fileList.add(file);
}
}
}
inZip.close();
returnfileList;
}
}

添加权限

在具体的场景中测试一下

ZipUtils.UnZipFolder(AppConfig.DOWNLOAD_PATH+info.getFileName(),AppConfig.UNZIP_PATH);

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持毛票票。

Android Zip解压缩工具类分享

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