将文件压缩成tar包

package com.leimingtech.service.utils.transactionUtil;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import org.xeustechnologies.jtar.TarEntry;
import org.xeustechnologies.jtar.TarOutputStream;
/**
 * 将文件压缩成tar包
 * @author langjf
 *
 */
public class FileToTar {
    
        public  static  void toCompress(String dirPath,String tarPath) {  
            FileOutputStream dest;  
            TarOutputStream out;  
            try {  
                dest = new FileOutputStream(tarPath);  
                out = new TarOutputStream(new BufferedOutputStream(dest));  
               File  dis=new File(dirPath);
               if(dis.isDirectory()){
                  
                   File[]  files=  dis.listFiles();  
                   if(files.length>0){
                   for (File f : files) {  
                        out.putNextEntry(new TarEntry(f, f.getName()));  
                        BufferedInputStream origin = new BufferedInputStream(new FileInputStream(f));  
                        int count;  
                        byte data[] = new byte[2048];  
                        while ((count = origin.read(data)) != -1) {  
                            out.write(data, 0, count);  
                        }  
                        out.flush();  
                        origin.close();  
                    }
                   }
               }
                 
           
                out.close();  
            } catch (FileNotFoundException e) {  
                e.printStackTrace();  
            } catch (IOException e) {  
                e.printStackTrace();  
            }  
        }  
          
        
    
}