操作zip

package com.bill99.cps.dpm.util;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;

/**
* 解压文件工具类
* @author: nick.ma
* @see
*/
public class UnzipFile {

public static void unzipFile(String targetPath, InputStream in) {
try {
ZipInputStream zis = new ZipInputStream(in);
ZipEntry entry = null;
System.out.println("start unzip ...");
while ((entry = zis.getNextEntry()) != null) {
String zipPath = entry.getName();
try {
if (entry.isDirectory()) {
File zipFolder = new File(targetPath + File.separator + zipPath);
if (!zipFolder.exists()) {
zipFolder.mkdirs();
}
} else {
File file = new File(targetPath + File.separator + zipPath);
if (!file.exists()) {
File pathDir = file.getParentFile();
pathDir.mkdirs();
file.createNewFile();
}
FileOutputStream fos = new FileOutputStream(file);
int bread;
while ((bread = zis.read()) != -1) {
fos.write(bread);
}
fos.close();
}
System.out.println("unzip successful :" + zipPath);
} catch (Exception e) {
System.out.println("unzip " + zipPath + "fail");
continue;
}
}
zis.close();
in.close();
System.out.println("end unzip");
} catch (Exception e) {
e.printStackTrace();
}
}
}