读取配置文件连接ftp代码实现本地下载
/*** * Ftp 文件下载类 * @author *** */public class FtpDownload {/*** * 获取 FtpClient * @param refID * @return */public FtpClient connectServer() {FtpClient ftpClient = new FtpClient();FtpInfo ftpInfo = getFtpInfo();try {if (ftpInfo.getPort() != -1) {ftpClient.openServer(ftpInfo.getHost(), ftpInfo.getPort());} else {ftpClient.openServer(ftpInfo.getHost());}ftpClient.login(ftpInfo.getFtpUser(), ftpInfo.getFtpPwd());} catch (Exception e) {System.out.print("clientFtp exception"+e.getMessage());}return ftpClient;}/** * 获取ftp信息 * @param path * @return */public FtpInfo getFtpInfo(String path) {//读取 ftpServer.properties 文件的 value 文件目录在 classes 目录下ResourceBundle resource = ResourceBundle.getBundle("ftpServer");FtpInfo ftp = new FtpInfo();ftp.setHost(resource.getString("middle_ftpPath")); ftp.setFtpUser(resource.getString("middle_user"));ftp.setFtpPwd(resource.getString("middle_password"));ftp.setPort(21);ftp.setDirName(resource.getString("middle_dir"));return ftp;}/** * 下载文件 * @param ftpClient * @param remotePath * @param localPath * @param filename * @return * @throws Exception */public int downloadFile(FtpClient ftpClient, String remotePath,String localPath, String filename) throws Exception {int isExistInt = 0;try {//目录切换到远程的if (remotePath.length() != 0) {try {ftpClient.cd(remotePath);} catch (Exception ex) {System.out.print("ftpClient.cd(remotePath) Exception:"+ ex.getMessage());}}ftpClient.binary();//获得文件 的输入 流TelnetInputStream is = ftpClient.get(filename);//创建磁盘目录File file = new File(localPath);if (!file.exists()) {file.mkdirs();}//File file_out = new File(localPath + File.separator + filename);//在创建的目录中新建个文件File file_out = new File(file, filename);FileOutputStream os = new FileOutputStream(file_out);byte[] bytes = new byte[1024];int c;while ((c = is.read(bytes)) != -1) {os.write(bytes, 0, c);}is.close();os.close();isExistInt = 1;} catch (Exception ex) {System.out.print("download FTP file exception"+e.getMessage());}return isExistInt;}}[color=olive][/color]