Android Unzip code

//UnZip.java

package com.hl;

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



public class UnZip {

 

  private boolean staus=false;

 

  public UnZip(String file){

   String unzipfile = file; //解壓縮的檔案名包含路徑   

      try {   

        File olddirec = new File(unzipfile);
//解壓縮的檔路徑(為了獲取路徑)   

        ZipInputStream zin = new
ZipInputStream(new FileInputStream(unzipfile));   

        ZipEntry entry;   

        //創建文件夾  


        while ( (entry = zin.getNextEntry())
!= null){   

          if (entry.isDirectory())
{   

            File
directory = new File(olddirec.getParent(), entry.getName());   

            if (!directory.exists())  


             
if (!directory.mkdirs())   

             
 System.exit(0);   

            zin.closeEntry();  


          }   

          if (!entry.isDirectory())
{   

            File myFile
= new File(entry.getName());   

            //輸出路徑

            String
ofile=file.replace(".zip", "");

            File fo=new
File(ofile);

             if(!fo.exists()){

           
  fo.mkdir();

             }

           
FileOutputStream fout = new FileOutputStream(ofile+"/"+myFile.getPath());  


           
DataOutputStream dout = new DataOutputStream(fout);   

            byte[] b =
new byte[1024];   

            int len = 0;  


            while ( (len
= zin.read(b)) != -1) {   

             
dout.write(b, 0, len);   

           
}   

            dout.close();  


            fout.close();  


            zin.closeEntry();


            staus=true;

          }   

        } 

      }   

      catch (IOException e) {   

        e.printStackTrace();   

      }  



  }

  public boolean getStaus(){

   return staus;

  }

 

 }