ftp读取文件 java java ftp读取文件内容

  

public class FtpUtil { 

   

     FtpClient ftpClient; 

   

     /** 

      * 连接FTP服务 

      * @param url //IP地址 

      * @param port//端口号 

      * @param username//用户名 

      * @param password//密码 

      * @return 

      */ 

     public static FtpClient connectFTP(String url, int port, String username, String password) {  

         //创建ftp  

         FtpClient ftp = null;  

         try {  

             //创建地址  

             SocketAddress addr = new InetSocketAddress(url, port);  

             //连接  

             ftp = FtpClient.create();  

             
ftp.connect(addr);  

             //登陆  

             
ftp.login(username, password.toCharArray());  

             
ftp.setBinaryType();  

         } catch (FtpProtocolException e) {  

             e.printStackTrace();  

         } catch (IOException e) {  

             e.printStackTrace();  

         }  

         return ftp;  

     }  

     

     /** 

      * 取ftp上的文件内容 

      * @param ftpFile 

      * @param ftp 

      * @return 

      */ 

     public static List<String> download(String ftpFile, FtpClient ftp) {  

         List<String> list = new ArrayList<String>(); 

         String str = ""; 

         InputStream is = null; 

         BufferedReader br = null; 

         try { 

             // 获取ftp上的文件  

             is = 
ftp.getFileStream(ftpFile); 

             //转为字节流 

             br = new BufferedReader(new InputStreamReader(is)); 

             while((str=br.readLine())!=null){ 

                 list.add(str); 

             } 

             br.close(); 

         }catch (FtpProtocolException e) { 

             e.printStackTrace(); 

         } catch (FileNotFoundException e) { 

             e.printStackTrace(); 

         } catch (IOException e) { 

             e.printStackTrace(); 

         } 

         return list; 

     }  

     

     public static void main(String[] args) { 

      FtpClient ftp = connectFTP("ip地址,"用户名","密码"); 

         List<String> list = download("文件路径",ftp); 

         for(int i=0;i<list.size();i++){ 

          String strOut = null; 

          if(list.get(i).toString()!=null){ 

          try { 

           byte[] bs = list.get(i).toString().getBytes(); 

         

         strOut = new String(bs, "utf-8"); 

        } catch (UnsupportedEncodingException e) { 

         // TODO Auto-generated catch block 

         e.printStackTrace(); 

        } 

          } 

          System.out.println(strOut); 

          System.out.println(list.get(i).toString()); 

         } 

        } 

 }