Ftp客户端需要TSL功能的文件上传

Ftp客户端需要TSL功能

1、由于最近做了一个项目，需要把打包的文件传输到对方的FTP服务器上，但是用普通的java连接ftp客户端总是连接不上去，对方却说ftp客户端需要开通TSL功能。

直接上代码了！

 package cn.tendency.LaibinGaFtp;

 import it.sauronsoftware.ftp4j.FTPClient;

 import java.io.File;
 import java.security.SecureRandom;
 import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;

 import javax.net.ssl.SSLContext;
 import javax.net.ssl.SSLSocketFactory;
 import javax.net.ssl.TrustManager;
 import javax.net.ssl.X509TrustManager;

 import org.apache.log4j.Logger;

 import cn.tendency.utils.FilesUtil;

 public class Test2 {
     private static final Logger log = Logger.getLogger(Test2.class);

     public static void main(String[] args) {
     putFile("111.59.53.333", 21, "wewe", "ddfaf", "E:\\houseTestData\\zip", "E:\\houseTestData\\back");
     }

     public static void putFile(String host, int port, String username,
             String password, String zipPath, String backPath) {
         try {
             TrustManager[] trustManager = new TrustManager[] { new X509TrustManager() {

                 public void checkClientTrusted(X509Certificate[] chain,
                         String authType) throws CertificateException {
                     // TODO Auto-generated method stub

                 }

                 public void checkServerTrusted(X509Certificate[] chain,
                         String authType) throws CertificateException {
                     // TODO Auto-generated method stub

                 }

                 public X509Certificate[] getAcceptedIssuers() {
                     // TODO Auto-generated method stub
                     return null;
                 }

             } };
             SSLContext sslContext = null;
             sslContext = SSLContext.getInstance("SSL");
             sslContext.init(null, trustManager, new SecureRandom());
             SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
             FTPClient client = new FTPClient();
             client.setSSLSocketFactory(sslSocketFactory);
             client.setSecurity(FTPClient.SECURITY_FTPES);
             client.connect(host, 21);
             log.info("连接111.59.53.18 ftp成功！"+client.toString());
             client.login(username, password);
             log.info("登录ftp成功！当前目录为："+client.currentDirectory());
             File file = new File(zipPath);
             if (file.isDirectory()) {
                 log.info("我们读的是目录");
                 // 列出所有文件名
                 String[] files = file.list();
                 // 文件数
                 int fileNum = files.length;
                 log.info("文件夹下有" + fileNum + "个文件");
                 if (fileNum > 4) {
                     fileNum = 4;
                 }
                 for (int i = 0; i < fileNum; i++) {
                     File file2 = new File(file.getPath() + "\\" + files[i]);
                     try {
 //                        FileInputStream input = new FileInputStream(file2);
                         client.upload(file2);
 //                        boolean storeFile = client.storeFile(
 //                                file2.getName(), input);
 //                        input.close();
                         // 上传成功后备份压缩文件,不成功可以下次再传
 //                        if (storeFile) {
                             // 备份
                             boolean flag1 = FilesUtil.copyFile2(file2,
                                     backPath);

                             if (flag1) {// 备份成功后删除文件;
                                 log.info(file2+" 备份成功！");

                                 file2.delete();

                             } else {
                                 log.error(file2+" 备份成功！");
                             }
 //                        } else {
 //                            logger.error(file2.getName()+" 上传文件失败！");
 //                        }
                     } catch (Exception e) {
                         // TODO Auto-generated catch block
                         e.printStackTrace();
                     }

                 }
                 // Logout
                 client.logout();

                 log.info("退出ftp!");
                 // Disconnect
 //                ftpClient.disconnect();
             }
         } catch (Exception e) {
             e.printStackTrace();
         }
     }
 }