2011-10-27 48 views
0

我已经浏览了最近的这个问题,但是我找不到解决我的问题的方法。我需要压缩一个包含所有包含内容(基本上是文本文件)的一堆目录的目录。当我打开zip文件时,我想要返回相同的目录列表。在zip文件中维护Windows目录

我的问题是,我可以压缩内容,但我的zip文件或者出来只是纯文件(没有目录),或者它出现损坏。有没有人做过这个?

我发布的代码一直在产生腐败或看似空的拉链。这里是我的方法(总结)

公共zipDir

File dirObj = new File(fileDirectory); 
    String outFilename = zipDirectory+File.separatorChar+filename+".zip"; 
    log.info("Zip Directory: " + outFilename); 
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(outFilename)); 
    System.out.println("Creating : " + outFilename); 
    addDir(dirObj, out); 
    out.close(); 

addDir

File[] files = dirObj.listFiles(); 
    byte[] tmpBuf = new byte[1024]; 

    for (int i = 0; i < files.length; i++) { 
     if (files[i].isDirectory()) { 
     addDir(files[i], out); 
     continue; 
     } 
     FileInputStream in = new FileInputStream(files[i].getAbsolutePath()); 
     System.out.println(" Adding: " + files[i].getAbsolutePath()); 
     out.putNextEntry(new ZipEntry(files[i].getAbsolutePath())); 
     int len; 
     while ((len = in.read(tmpBuf)) > 0) { 
     out.write(tmpBuf, 0, len); 
     } 
     out.closeEntry(); 
     in.close(); 
    } 

主要

zipDir(filename, properties); 
+1

可能重复的[java.util.zip - 重新创建目录结构](http://stackoverflow.com/questions/1399126/java-util-zip-recreating-directory-structure) –

+0

我有一个解决方案,但我无法发布,但。我明天会发布。 – Jeff

回答

1

我找到了解决办法。这段代码正是我所需要的。它压缩目录并维护目录结构。

import java.io.File; 
import java.io.FileInputStream; 
import java.io.FileOutputStream; 
import java.util.zip.ZipEntry; 
import java.util.zip.ZipOutputStream; 

public class FolderZiper { 
    public static void main(String[] a) throws Exception { 
    zipFolder("c:\\a", "c:\\a.zip"); 
    } 

    static public void zipFolder(String srcFolder, String destZipFile) throws Exception { 
    ZipOutputStream zip = null; 
    FileOutputStream fileWriter = null; 

    fileWriter = new FileOutputStream(destZipFile); 
    zip = new ZipOutputStream(fileWriter); 

    addFolderToZip("", srcFolder, zip); 
    zip.flush(); 
    zip.close(); 
    } 

    static private void addFileToZip(String path, String srcFile, ZipOutputStream zip) 
     throws Exception { 

    File folder = new File(srcFile); 
    if (folder.isDirectory()) { 
     addFolderToZip(path, srcFile, zip); 
    } else { 
     byte[] buf = new byte[1024]; 
     int len; 
     FileInputStream in = new FileInputStream(srcFile); 
     zip.putNextEntry(new ZipEntry(path + "/" + folder.getName())); 
     while ((len = in.read(buf)) > 0) { 
     zip.write(buf, 0, len); 
     } 
    } 
    } 

    static private void addFolderToZip(String path, String srcFolder, ZipOutputStream zip) 
     throws Exception { 
    File folder = new File(srcFolder); 

    for (String fileName : folder.list()) { 
     if (path.equals("")) { 
     addFileToZip(folder.getName(), srcFolder + "/" + fileName, zip); 
     } else { 
     addFileToZip(path + "/" + folder.getName(), srcFolder + "/" + fileName, zip); 
     } 
    } 
    } 
}