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  • java.util.zip

    使用java自带的类 java.util.zip进行文件/目录的压缩的话,有一点不足,不支持中文的名件/目录命名,如果有中文名,那么打包就会失败。本人经过一段时间的摸索和实践,发现在一般的Ant.jar类库中也有zip类,import org.apache.tools.zip.*,能够解决不支持中文文件目录的问题,同时,Ant的获得途径也比较多,一般的应用服务器中有这个包,实在不行去下载个tomcat5.X,里面也有ant.jar,本人经过测试,可以使用。

      例子如下:

    import java.io.File;

    import org.apache.tools.zip.ZipOutputStream;

    import java.io.FileInputStream;

    import java.io.FileOutputStream;

    import dianda.cwmanage.*;

    import dianda.com.util.Format;

    public class CompressBook {  

      public CompressBook() { }

         public void zip(String inputFileName) throws Exception {  

      String zipFileName="c:\test.zip";//打包后文件名字  

      System.out.println(zipFileName);  

      zip(zipFileName, new File(inputFileName));

    }

    private void zip(String zipFileName, File inputFile) throws Exception {  

      ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));  

      zip(out, inputFile, "");  

      System.out.println("zip done");  

      out.close();

    }

    private void zip(ZipOutputStream out, File f, String base) throws Exception {  

       if (f.isDirectory()) {   

        File[] fl = f.listFiles();   

        out.putNextEntry(new org.apache.tools.zip.ZipEntry(base + "/"));   

        base = base.length() == 0 ? "" : base + "/";   

        for (int i = 0; i < fl.length; i++) {    

          zip(out, fl[i], base + fl[i].getName());   

        }  

       } else {  

          out.putNextEntry(new org.apache.tools.zip.ZipEntry(base));   

          FileInputStream in = new FileInputStream(f);   

          int b;   

          System.out.println(base);

          while ( (b = in.read()) != -1) {    out.write(b);   }  

          in.close();  

            } } }

      唯一遗憾,美中不足的是,无论,java.util.zip或者org.apache.tools.zip都不能解压rar工具打成的rar包,搜了半天也找不到采用java解压rar工具打成的包,盼望哪位高人能够提供解压rar工具打成的包,和大家分享一下!

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  • 原文地址:https://www.cnblogs.com/SZ2015/p/4714231.html
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