这是一个从zip文件解压缩文件并重新创建目录树的类。
import java.io.File;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.ZipFile;public class ExtractZipContents { public static void main(String[] args) { try { // Open the zip file ZipFile zipFile = new ZipFile("Meow.zip"); Enumeration<?> enu = zipFile.entries(); while (enu.hasMoreElements()) { ZipEntry zipEntry = (ZipEntry) enu.nextElement(); String name = zipEntry.getName(); long size = zipEntry.getSize(); long compressedSize = zipEntry.getCompressedSize(); System.out.printf("name: %-20s | size: %6d | compressed size: %6dn", name, size, compressedSize); // Do we need to create a directory ? File file = new File(name); if (name.endsWith("/")) { file.mkdirs(); continue; } File parent = file.getParentFile(); if (parent != null) { parent.mkdirs(); } // Extract the file InputStream is = zipFile.getInputStream(zipEntry); FileOutputStream fos = new FileOutputStream(file); byte[] bytes = new byte[1024]; int length; while ((length = is.read(bytes)) >= 0) { fos.write(bytes, 0, length); } is.close(); fos.close(); } zipFile.close(); } catch (IOException e) { e.printStackTrace(); } }}来源：http : //www.avajava.com/tutorials/lessons/how-do-i-
unzip-the-contents-of-a-zip-
file.html
