每天进步一点一点 ftp上传下载
http://www.iteye.com/topic/206185package com.northking.dataManager.util; import sun.net.ftp.*; import sun.net.*; import java.io.*; /** * 使用sun.net.ftp工具包进行ftp上传下载 * @author maochangming * @date 2008-6-2013:09:29 * @description: */public class FtpTool { String ip; int port; String user; String pwd; String remotePath; String localPath; FtpClient ftpClient; /** * 连接ftp服务器 * @param ip * @param port * @param user * @param pwd * @return * @throws Exception */ public boolean connectServer(String ip, int port, String user, String pwd) throws Exception { boolean isSuccess = false; try { ftpClient = new FtpClient(); ftpClient.openServer(ip, port); ftpClient.login(user, pwd); isSuccess = true; } catch (Exception ex) { throw new Exception("Connect ftp server error:" + ex.getMessage()); } return isSuccess; } /** * 下载文件 * @param remotePath * @param localPath * @param filename * @throws Exception */ public void downloadFile(String remotePath,String localPath, String filename) throws Exception { try { if (connectServer(getIp(), getPort(), getUser(), getPwd())) { if (remotePath.length() != 0) ftpClient.cd(remotePath); ftpClient.binary(); TelnetInputStream is = ftpClient.get(filename); File file_out = new File(localPath + File.separator + filename); FileOutputStream os = new FileOutputStream(file_out); byte[] bytes = new byte; int c; while ((c = is.read(bytes)) != -1) { os.write(bytes, 0, c); } is.close(); os.close(); ftpClient.closeServer(); } } catch (Exception ex) { throw new Exception("ftp download file error:" + ex.getMessage()); } } /** * 上传文件 * @param remotePath * @param localPath * @param filename * @throws Exception */ public void uploadFile(String remotePath,String localPath, String filename) throws Exception { try { if (connectServer(getIp(), getPort(), getUser(), getPwd())) { if (remotePath.length() != 0) ftpClient.cd(remotePath); ftpClient.binary(); TelnetOutputStream os = ftpClient.put(filename); File file_in = new File(localPath + File.separator + filename); FileInputStream is = new FileInputStream(file_in); byte[] bytes = new byte; int c; while ((c = is.read(bytes)) != -1) { os.write(bytes, 0, c); } is.close(); os.close(); ftpClient.closeServer(); } } catch (Exception ex) { throw new Exception("ftp upload file error:" + ex.getMessage()); } } /** * @return */ public String getIp() { return ip; } /** * @return */ public int getPort() { return port; } /** * @return */ public String getPwd() { return pwd; } /** * @return */ public String getUser() { return user; } /** * @param string */ public void setIp(String string) { ip = string; } /** * @param i */ public void setPort(int i) { port = i; } /** * @param string */ public void setPwd(String string) { pwd = string; } /** * @param string */ public void setUser(String string) { user = string; } /** * @return */ public FtpClient getFtpClient() { return ftpClient; } /** * @param client */ public void setFtpClient(FtpClient client) { ftpClient = client; } /** * @return */ public String getRemotePath() { return remotePath; } /** * @param string */ public void setRemotePath(String string) { remotePath = string; } /** * @return */ public String getLocalPath() { return localPath; } /** * @param string */ public void setLocalPath(String string) { localPath = string; } }
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