解压缩软件下载

Java⼯具类-Zip压缩解压

注意：此类中⽤到的压缩类ZipEntry等都来⾃于包⽽⾮包

依赖：

;

til;

;

Factory;

.*;

ation;

/**

*

zip⼯具类

*

*

注意：此类中⽤到的压缩类ZipEntry等都来⾃于包⽽⾮包

*

依赖：

*

*@authorhezhao

*@Time2017年7⽉28⽇下午3:23:41

*/

publicclassZipUtil{

privatestaticfinalLoggerlogger=ger();

/**

*使⽤GBK编码可以避免压缩中⽂⽂件名乱码

*/

privatestaticfinalStringCHINESE_CHARSET="GBK";

/**

*⽂件读取缓冲区⼤⼩

*/

privatestaticfinalintCACHE_SIZE=1024;

privateZipUtil(){

//私⽤构造主法.因为此类是⼯具类.

}

/**

*

*压缩⽂件

*

*

*@paramsourceFolder需压缩⽂件或者⽂件夹路径

*@paramzipFilePath压缩⽂件输出路径

*@throwsException

*/

publicstaticvoidzip(StringsourceFolder,StringzipFilePath)throwsException{

("开始压缩["+sourceFolder+"]到["+zipFilePath+"]");

OutputStreamout=newFileOutputStream(zipFilePath);

BufferedOutputStreambos=newBufferedOutputStream(out);

putStreamzos=putStream(bos);

//解决中⽂⽂件名乱码

oding(CHINESE_CHARSET);

Filefile=newFile(sourceFolder);

StringbasePath=null;

if(ctory()){

basePath=h();

}else{

basePath=ent();

}

zipFile(file,basePath,zos);

ntry();

();

();

();

();

("压缩["+sourceFolder+"]完成！");

}

/**

*

*压缩⽂件

*

*

*@paramsourceFolders⼀组压缩⽂件夹或⽂件

*@paramzipFilePath压缩⽂件输出路径

*@throwsException

*/

publicstaticvoidzip(String[]sourceFolders,StringzipFilePath)throwsException{

OutputStreamout=newFileOutputStream(zipFilePath);

BufferedOutputStreambos=newBufferedOutputStream(out);

putStreamzos=putStream(bos);

//解决中⽂⽂件名乱码

oding(CHINESE_CHARSET);

for(inti=0;i<;i++){

("开始压缩["+sourceFolders[i]+"]到["+zipFilePath+"]");

Filefile=newFile(sourceFolders[i]);

StringbasePath=null;

basePath=ent();

zipFile(file,basePath,zos);

}

ntry();

();

();

();

("压缩"+(sourceFolders)+"完成！");

}

/**

*

*递归压缩⽂件

*

*

*@paramparentFile

*@parambasePath

*@paramzos

*@throwsException

*/

privatestaticvoidzipFile(FileparentFile,StringbasePath,putStreamzos)throwsException{

File[]files=newFile[0];

if(ctory()){

files=les();

}else{

files=newFile[1];

files[0]=parentFile;

}

StringpathName;

InputStreamis;

BufferedInputStreambis;

byte[]cache=newbyte[CACHE_SIZE];

for(Filefile:files){

if(ctory()){

("⽬录："+h());

basePath=e('','/');

if(ing(()-1).equals("/")){

pathName=h().substring(())+"/";

}else{

pathName=h().substring(()+1)+"/";

}

tEntry(ry(pathName));

zipFile(file,basePath,zos);

}else{

pathName=h().substring(());

pathName=e('','/');

if(ing(0,1).equals("/")){

pathName=ing(1);

}

("压缩："+pathName);

is=newFileInputStream(file);

bis=newBufferedInputStream(is);

tEntry(ry(pathName));

intnRead=0;

while((nRead=(cache,0,CACHE_SIZE))!=-1){

(cache,0,nRead);

}

();

();

}

}

}

/**

*解压zip⽂件

*

*@paramzipFileName

*待解压的zip⽂件路径，例如：c:

*

*@paramoutputDirectory

*解压⽬标⽂件夹,例如：c:a

*/

publicstaticvoidunZip(StringzipFileName,StringoutputDirectory)

throwsException{

("开始解压["+zipFileName+"]到["+outputDirectory+"]");

ezipFile=e(zipFileName);

try{

Enumeration<?>e=ries();

ryzipEntry=null;

createDirectory(outputDirectory,"");

while(eElements()){

zipEntry=(ry)ement();

("解压："+e());

if(ctory()){

Stringname=e();

name=ing(0,()-1);

Filef=newFile(outputDirectory+tor+name);

();

("创建⽬录："+outputDirectory+tor+name);

}else{

StringfileName=e();

fileName=e('','/');

if(f("/")!=-1){

createDirectory(outputDirectory,ing(0,

dexOf("/")));

fileName=ing(

dexOf("/")+1,

dexOf("/")+1,

());

}

Filef=newFile(outputDirectory+tor

+e());

NewFile();

InputStreamin=utStream(zipEntry);

FileOutputStreamout=newFileOutputStream(f);

byte[]by=newbyte[1024];

intc;

while((c=(by))!=-1){

(by,0,c);

}

();

();

}

}

("解压["+zipFileName+"]完成！");

}catch(Exceptionex){

n(sage());

}finally{

();

}

}

/**

*创建⽬录

*@authorhezhao

*@Time2017年7⽉28⽇下午7:10:05

*@paramdirectory

*@paramsubDirectory

*/

privatestaticvoidcreateDirectory(Stringdirectory,StringsubDirectory){

Stringdir[];

Filefl=newFile(directory);

try{

if(subDirectory==""&&()!=true){

();

}elseif(subDirectory!=""){

dir=e('','/').split("/");

for(inti=0;i<;i++){

FilesubFile=newFile(directory+tor+dir[i]);

if(()==false)

();

directory+=tor+dir[i];

}

}

}catch(Exceptionex){

n(sage());

}

}

/**

*⽆需解压直接读取Zip⽂件和⽂件内容

*@authorhezhao

*@Time2017年7⽉28⽇下午3:23:10

*@paramfile⽂件

*@throwsException

*/

publicstaticvoidreadZipFile(Stringfile)throwsException{

ezipFile=e(file);

InputStreamin=newBufferedInputStream(newFileInputStream(file));

utStreamzin=utStream(in);

ryze;

while((ze=tEntry())!=null){

if(ctory()){

}else{

("file-"+e()+":"

+e()+"bytes");

longsize=e();

if(size>0){

BufferedReaderbr=newBufferedReader(

newInputStreamReader(utStream(ze)));

Stringline;

while((line=ne())!=null){

n(line);

}

();

}

n();

}

}

ntry();

}

publicstaticvoidmain(String[]args)throwsException{

try{

//readZipFile("D:new1⽂字.zip");

//压缩⽂件

//StringsourceFolder="D:/新建⽂本⽂档.txt";

//StringzipFilePath="D:/新建⽂本⽂档.zip";

//(sourceFolder,zipFilePath);

//压缩⽂件夹

//StringsourceFolder="D:/fsc1";

//StringzipFilePath="D:/";

//(sourceFolder,zipFilePath);

//压缩⼀组⽂件

//String[]paths={"D:/新建⽂本⽂档.txt","D:","D:/new1"};

//zip(paths,"D:/");

//unZip("D:","D:/fsc2");

}catch(Exceptione){

tackTrace();

}

}

}