sftp

public static SshServer getSsd(String shareDir)
    {
        SshServer sshd = SshServer.setUpDefaultServer();
        sshd.setPort(9022);
        sshd.setFileSystemFactory(new SftpFileSystem(shareDir));
        //NO PASSWORDsshd.setPasswordAuthenticator
        sshd.setPasswordAuthenticator(new MyPasswordAuthenticator());
        sshd.setKeyPairProvider(new SimpleGeneratorHostKeyProvider(
                "hostkey.ser"));
       
        List<NamedFactory<UserAuth>> userAuthFactories = new ArrayList<NamedFactory<UserAuth>>();
        //NO PASSWORD UserAuthNone.Factory()
        userAuthFactories.add(new UserAuthPassword.Factory());
        sshd.setUserAuthFactories(userAuthFactories);
       
        sshd.setCommandFactory(new ScpCommandFactory());
       
        List<NamedFactory<Command>> namedFactoryList = new ArrayList<NamedFactory<Command>>();
       
        namedFactoryList.add(new SftpSubsystem.Factory());
        sshd.setSubsystemFactories(namedFactoryList);
       
        return sshd;
    }

  getSsd(shareDir).start();



public class DircotorSftpHome implements FileSystemView
{
    private String currDir;
   
    public DircotorSftpHome(String currDir)
    {
        this.currDir = currDir;
    }


    public SshFile getFile(String file) {
        return getFile(currDir, file);
    }

    public SshFile getFile(SshFile baseDir, String file) {
        return getFile(baseDir.getAbsolutePath(), file);
    }

    protected SshFile getFile(String dir, String file) {
        // get actual file object
        String physicalName = NativeSshFile.getPhysicalName("/",
                dir, file, false);
        File fileObj = new File(physicalName);

        // strip the root directory and return
        String userFileName = physicalName.substring("/".length() - 1);
        return new SftpFile(physicalName, fileObj, "test");
    }



public class SftpFileSystem implements FileSystemFactory
{
   
    private String shareDir;
   
    public SftpFileSystem(String shareDir)
    {
        this.shareDir = shareDir;
    }
   
    @Override
    public FileSystemView createFileSystemView(Session session)
            throws IOException
    {
      
       
        return new DircotorSftpHome(shareDir);
    }
   
}


public class MyPasswordAuthenticator implements PasswordAuthenticator
{
   
    private Log logger = LogFactory.getInstance(this);
   
    @SuppressWarnings("deprecation")
    @Override
    public boolean authenticate(String username, String password,
            ServerSession session)
    {

        return false;
    }

  
}