?注意里面的文件編碼，連接過程編碼與服務器編碼不一致的話會導致上傳中文亂碼情況。

import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream;import org.apache.commons.net.ftp.*; import org.apache.log4j.Logger;public class FtpUtil {static Logger Log = Logger.getLogger(FtpUtil.class);private FTPClient ftpClient;private static String ENCODING = "GBK";FTPClientConfig ftpConfig = new FTPClientConfig("UNIX");public boolean connectServer(String address,int port,String name,String passwd) {boolean flag = false;try {ftpClient = new FTPClient();ftpConfig.setServerLanguageCode("ISO-8859-1");ftpClient.connect(address, port);if(ftpClient.login(name,passwd)){if (FTPReply.isPositiveCompletion(ftpClient.sendCommand("OPTS UTF8", "ON"))) {ENCODING = "UTF-8";}ftpClient.setControlEncoding(ENCODING);ftpClient.enterLocalPassiveMode();ftpClient.setFileType(FTP.BINARY_FILE_TYPE);ftpClient.setFileTransferMode(FTP.STREAM_TRANSFER_MODE);ftpClient.setDataTimeout(120000);}int reply = ftpClient.getReplyCode();if (FTPReply.isPositiveCompletion(reply)) {flag = true;Log.info("FTP connect success!");} else {Log.warn("FTP refused to connect!");ftpClient.disconnect();}} catch (Exception e) {Log.error("Failed to login ftp " + address + ":" + port, e);}return flag;}public boolean existFile(String path) throws IOException {boolean flag = false;FTPFile[] ftpFileArr = ftpClient.listFiles(path);if (ftpFileArr.length > 0) {flag = true;}return flag;}public boolean makeDirectory(String dir) {boolean flag = true;try {String newdir = new String(dir.getBytes(ENCODING), "ISO-8859-1");flag = ftpClient.makeDirectory(newdir);if (flag) {Log.info("make directory " + newdir + " successfully ！");} else {Log.info("make directory " + newdir + " failed ！");}} catch (Exception e) {e.printStackTrace();}return flag;}public boolean uploadFile(String remoteFilePath, File uploadFile) throws IOException {boolean flag = false;InputStream input = null;try {input = new FileInputStream(uploadFile);String remote = new String(remoteFilePath.getBytes(ENCODING), "ISO-8859-1");if (ftpClient.appendFile(remote, input)) {flag = true;}} finally {input.close();}Log.info("push file (" + uploadFile.getCanonicalPath() + ") => " + (flag ? "SUCCESS" : "FAILED"));return flag;}public void closeConnect() {try {if (ftpClient != null) {ftpClient.logout();ftpClient.disconnect();}} catch (Exception e) {e.printStackTrace();}}public static void main(String[] args) throws Exception{FtpUtil ftpClient = new FtpUtil();//截取最后一個"/",獲取文件目錄String fileAllName = "/home/cld123/springbootFtpTest/linux節145.txt";File uploadFile = new File("C:\\Users\\tyx123\\Desktop\\txt\\linux節點配置.txt");String uploadFileDir = fileAllName.substring(0,fileAllName.lastIndexOf("/")+1);try {if(ftpClient.connectServer("192.168.0.223",21,"cld123","cld123")){if(!ftpClient.existFile(uploadFileDir)){ftpClient.makeDirectory(uploadFileDir);}boolean flag = ftpClient.uploadFile(fileAllName, uploadFile);}} catch (IOException e) {e.printStackTrace();}ftpClient.closeConnect();} }

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