使用apache的net包ftp上传文件，apacheftp,import java.

使用apache的net包ftp上传文件，apacheftp,import java.

import java.io.File;  import java.io.FileInputStream;  import java.io.FileNotFoundException;  import java.io.FileOutputStream;  import java.io.IOException;  import java.io.InputStream;  import java.io.OutputStream;  import org.apache.commons.net.ftp.FTP;  import org.apache.commons.net.ftp.FTPClient; import org.apache.commons.net.ftp.FTPFile;  import org.apache.commons.net.ftp.FTPReply; public class JFtpApche  {      privatestatic FTPClient ftpClient = new FTPClient();     privatestatic String encoding = System.getProperty("file.encoding");     publicstatic boolean uploadFile(String url, int port, String username,String password, String path, String filename, InputStream input)     {        boolean result = false;         try         {             int reply;             // 如果采用默认端口，可以使用ftp.connect(url)的方式直接连接FTP服务器            ftpClient.connect(url);             // ftp.connect(url, port);// 连接FTP服务器             // 登录             ftpClient.login(username, password);             ftpClient.setControlEncoding(encoding);             // 检验是否连接成功             reply = ftpClient.getReplyCode();             if (!FTPReply.isPositiveCompletion(reply))             {                 System.out.println("连接失败");                 ftpClient.disconnect();                 return result;             }             // 转移工作目录至指定目录下             boolean change = ftpClient.changeWorkingDirectory(path);            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);            if (change)             {                 result = ftpClient.storeFile(newString(filename.getBytes(encoding), "iso-8859-1"), input);                if (result)                 {                     System.out.println("上传成功!");                 }             }             input.close();             ftpClient.logout();         } catch (IOException e)         {             e.printStackTrace();         } finally         {             if (ftpClient.isConnected())             {                 try                 {                     ftpClient.disconnect();                 } catch (IOException ioe)                 {                 }             }         }         return result;      }     public voidtestUpLoadFromDisk()      {        try         {             FileInputStream in = new FileInputStream(newFile("./data/se/1-2015-02-03-14.list"));             //boolean flag = uploadFile("127.0.0.1", 21, "zlb", "123", "/","哈哈.txt", in);             boolean flag = uploadFile("10.10.2.55", 21, "anonymous", "", "/","1-2015-02-03-14.list", in);             System.out.println(flag);         } catch (FileNotFoundException e)         {             e.printStackTrace();         }      }     publicstatic boolean downFile(String url, int port, String username,String password, String remotePath, String fileName, StringlocalPath)      {        boolean result = false;         try         {             int reply;             ftpClient.setControlEncoding(encoding);             // FTPClientConfig conf = new             // FTPClientConfig(FTPClientConfig.SYST_NT);            // conf.setServerLanguageCode("zh");             ftpClient.connect(url, port);             // 如果采用默认端口，可以使用ftp.connect(url)的方式直接连接FTP服务器            ftpClient.login(username, password);// 登录             // 设置文件传输类型为二进制             ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);            // 获取ftp登录应答代码             reply = ftpClient.getReplyCode();             // 验证是否登陆成功             if (!FTPReply.isPositiveCompletion(reply))             {                 ftpClient.disconnect();                 System.err.println("FTP server refused connection.");                return result;             }             // 转移到FTP服务器目录至指定的目录下             ftpClient.changeWorkingDirectory(newString(remotePath.getBytes(encoding), "iso-8859-1"));            // 获取文件列表             FTPFile[] fs = ftpClient.listFiles();             for (FTPFile ff : fs)             {                 if (ff.getName().equals(fileName))                 {                     File localFile = new File(localPath + "/" + ff.getName());                    OutputStream is = new FileOutputStream(localFile);                    ftpClient.retrieveFile(ff.getName(), is);                     is.close();                 }             }             ftpClient.logout();             result = true;         } catch (IOException e)         {             e.printStackTrace();         } finally         {             if (ftpClient.isConnected())             {                 try                 {                     ftpClient.disconnect();                 } catch (IOException ioe)                 {                 }             }         }         return result;      }     public voidtestDownFile()      {        try         {             boolean flag = downFile("127.0.0.1", 21, "zlb", "123", "/","contact.txt", "D:/");             System.out.println(flag);         } catch (Exception e)         {             e.printStackTrace();         }      }     publicstatic void main(String[] args)      {        JFtpApche fa = new JFtpApche();         //fa.testDownFile();         fa.testUpLoadFromDisk();    } }