sftp file Upload and download

SFTP is a file protocol that encrypts FTP.

The first is to introduce: Jsch-0.1.42-sources.jar and Jsch-0.1.42.jar Package

sftp file upload and download.

ImportJava.io.File;ImportJava.io.FileInputStream;ImportJava.io.FileOutputStream;Importjava.util.Properties;ImportJava.util.Vector;ImportCom.jcraft.jsch.Channel;Importcom.jcraft.jsch.ChannelSftp;ImportCom.jcraft.jsch.JSch;Importcom.jcraft.jsch.Session;Importcom.jcraft.jsch.SftpException;/*** sftp file upload and download **/ Public classSftputil {/*** Connection to SFTP server * *@paramHost * hosts *@paramPort * Ports *@paramUsername * User name *@paramPassword * Password *@return     */     PublicChannelsftp Connect (String host,intport, string Username, string password) {channelsftp sftp=NULL; Try{Jsch Jsch=NewJsch ();            Jsch.getsession (username, host, port); Session sshsession=jsch.getsession (username, host, port); System.out.println ("Session created.");            Sshsession.setpassword (password); Properties Sshconfig=NewProperties (); Sshconfig.put ("Stricthostkeychecking", "no");            Sshsession.setconfig (Sshconfig);            Sshsession.connect (); System.out.println ("Session connected."); System.out.println ("Opening Channel."); Channel Channel= Sshsession.openchannel ("SFTP");            Channel.connect (); SFTP=(CHANNELSFTP) channel; System.out.println ("Connected to" + Host + "."); } Catch(Exception e) {}returnsftp; }    /*** Upload file * *@paramDirectory * uploaded directories *@paramuploadfile * files to upload *@paramsftp*/     Public voidUpload (String directory, file file, channelsftp sftp) {Try{sftp.cd (directory); Sftp.put (NewFileInputStream (file), File.getname ()); } Catch(Exception e) {e.printstacktrace (); }    }    /*** Download File * *@paramDirectory * Download Catalog *@paramdownloadFile * Downloaded files *@paramSaveFile * There is a local path *@paramsftp*/     Public voidDownload (string directory, String downloadFile, String saveFile, Channelsftp sftp) {Try{sftp.cd (directory); File File=NewFile (SaveFile); Sftp.get (DownloadFile,Newfileoutputstream (file)); } Catch(Exception e) {e.printstacktrace (); }    }    /*** Delete Files * *@paramDirectory * To delete directories in which files are located *@paramDeleteFile * files to delete *@paramsftp*/     Public voidDelete (string directory, String deletefile, Channelsftp sftp) {Try{sftp.cd (directory);        SFTP.RM (DeleteFile); } Catch(Exception e) {e.printstacktrace (); }    }    /*** List Files in directory * *@paramDirectory * directories to list *@paramSFTP *@return     * @throwssftpexception*/     PublicVector listfiles (String directory, channelsftp sftp)throwssftpexception {returnsftp.ls (directory); }     Public Static voidMain (string[] args) {File file=NewFile ("E:/apache-tomcat-7.0.54/running.txt"); Sftputil SF=NewSftputil (); String Host= "114.215.119.231"; intPort = 22; String username= "Root"; String Password= ""; String Directory= "/JAVAWORK/ZMCC"; String UploadFile= "E:/apache-tomcat-7.0.54/running.txt"; //String downloadFile = "Upload.txt"; //String saveFile = "D:\\tmp\\download.txt"; //String deletefile = "Delete.txt";Channelsftp SFTP =Sf.connect (host, port, username, password); //sf.upload (Directory, UploadFile, SFTP); //sf.download (Directory, DownloadFile, SaveFile, SFTP); //sf.delete (Directory, DeleteFile, SFTP);        Try{sftp.cd (directory); Sftp.mkdir ("SS"); System.out.println ("Finished"); } Catch(Exception e) {e.printstacktrace (); }    }}

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sftp file Upload and download