标签:android style blog io color os 使用 sp for
以下代码在pc上测试通过,可是在android模拟器上就不工作,不过还可以链接到服务器但不能得到文件 纠结了半天,原来是模式的问题,具体请Google 模拟器中采用建议被动模式
public void getWorkMessage(){ FTPClient ftp = new FTPClient(); try { ftp.connect(server); System.out.println("Connected to " + server); System.out.print(ftp.getReplyString()); reply = ftp.getReplyCode(); if(!FTPReply.isPositiveCompletion(reply)) { ftp.disconnect(); System.err.println("FTP server refused connection."); System.exit(1); } ftp.login(username, password); FTPFile[] files = ftp.listFiles("/"); if(files!=null&&files.length>0){ for(FTPFile f:files){ System.out.println("user:>>>"+f.getUser()+" name:>>>"+f.getName()+" size:>>>"+f.getSize()+" link:>>>"+f.getLink()); } } } catch (SocketException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } }
加上被动模式之后,代码如下:
public void getWorkMessage(){ FTPClient ftp = new FTPClient(); try { ftp.connect(server); System.out.println("Connected to " + server); System.out.print(ftp.getReplyString()); reply = ftp.getReplyCode(); if(!FTPReply.isPositiveCompletion(reply)) { ftp.disconnect(); System.err.println("FTP server refused connection."); System.exit(1); } ftp.login(username, password); //设置为被动模式 ftp.enterLocalPassiveMode(); FTPFile[] files = ftp.listFiles("/"); if(files!=null&&files.length>0){ for(FTPFile f:files){ System.out.println("user:>>>"+f.getUser()+" name:>>>"+f.getName()+" size:>>>"+f.getSize()+" link:>>>"+f.getLink()); } } } catch (SocketException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } }
OK,这样就可以了。
标签:android style blog io color os 使用 sp for
原文地址:http://www.cnblogs.com/ToFlying/p/4158997.html