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ZipUtils.java
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ZipUtils.java
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import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
public class ZipUtils {
private ZipUtils(){};
public static void createZip(String sourcePath, String zipPath) {
FileOutputStream fos = null;
ZipOutputStream zos = null;
try {
fos = new FileOutputStream(zipPath);
zos = new ZipOutputStream(fos);
writeZip(new File(sourcePath), "", zos);
} catch (FileNotFoundException e) {
System.out.println("创建ZIP文件失败");
} finally {
try {
if (zos != null) {
zos.close();
}
} catch (IOException e) {
System.out.println("创建ZIP文件失败");
}
}
}
private static void writeZip(File file, String parentPath, ZipOutputStream zos) {
if(file.exists()){
if(file.isDirectory()){
parentPath+=file.getName()+File.separator;
File [] files=file.listFiles();
for(File f : files){
writeZip(f, parentPath, zos);
}
}else{
FileInputStream fis=null;
try {
fis=new FileInputStream(file);
ZipEntry ze = new ZipEntry(parentPath + file.getName());
zos.putNextEntry(ze);
byte [] content=new byte[1024];
int len;
while((len=fis.read(content))!=-1){
zos.write(content,0,len);
zos.flush();
}
} catch (FileNotFoundException e) {
System.out.println("创建ZIP文件失败");
} catch (IOException e) {
System.out.println("创建ZIP文件失败");
}finally{
try {
if(fis!=null){
fis.close();
}
}catch(IOException e){
System.out.println("创建ZIP文件失败");
}
}
}
}
}
public static void main(String[] args) {
ZipUtils.createZip("E:\\mywork", "E:\\mywork.zip");
}
}