L’authentification échoue happennin: com.jcraft.jsch.JSchException: L’authentification échoue

J’ai essayé ci-dessous le code, mais je continue à obtenir des exceptions comme suit, S’il vous plaît laissez-moi savoir ce qui me manque ici .. Merci d’avance …

com.jcraft.jsch.JSchException: L’authentification échoue à l’adresse com.jcraft.jsch.Session.connect (Session.java:473) à l’adresse com.jcraft.jsch.Session.connect (Session.java:145) à FileCopierOverNetwork.main (FileCopierOverNetwork). .java: 34)

exemple de programme:

import com.jcraft.jsch.Channel; import com.jcraft.jsch.ChannelSftp; import com.jcraft.jsch.JSch; import com.jcraft.jsch.JSchException; import com.jcraft.jsch.Session; import com.jcraft.jsch.SftpException; public class FileCopierOverNetwork { public static void main(Ssortingng args[]) { Ssortingng hostname = "1010.15.15"; Ssortingng username = "xxxxxx"; Ssortingng password = "yyyyyy"; Ssortingng copyFrom = "/opt/jboss-eap-5.1/jboss-as/server/xxxdsd/test/"; Ssortingng copyTo = "/opt/jboss-eap-5.1/jboss-as/server/xccxcxc/java_programs/test1/"; JSch jsch = new JSch(); Session session = null; System.out.println("Trying to connect....."); try { session = jsch.getSession(username, hostname, 22); java.util.Properties config = new java.util.Properties(); config.put("SsortingctHostKeyChecking", "no"); session.setConfig(config); //jsch.setKnownHosts("ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEA5XGH3MBKc84gKuZNVMZYrXOhZZuio3+43wVqKs22ZHrJj82zLNO9TQGLSlH47hLy32g/BDvdVJAko1SH04p/PRpdXijTf5f4xCsL+Ke3pEkZstSBu4+XPTxUDz0kNqZREtqapHGjf7YxbkRRRUdfvM+h4LWujcNO5r+U2la89xU="); System.out.println("password before....."); session.setPassword(password); System.out.println("password after....."); session.connect(); System.out.println("after connect....."); Channel channel = session.openChannel("sftp"); ChannelSftp sftpChannel = (ChannelSftp) channel; channel.connect(); sftpChannel.cd("."); sftpChannel.get(copyFrom, copyTo); sftpChannel.exit(); session.disconnect(); } catch (JSchException e) { e.printStackTrace(); } catch (SftpException e) { e.printStackTrace(); } System.out.println("Done !!"); } }