//SftpFileSystemConfigBuilder.getInstance().setIdentities(opts, privateKeys);
//SftpFileSystemConfigBuilder.getInstance().setKnownHosts(opts, new java.io.File("/home/djm76/.ssh/known_hosts"));
SshTrustAllHostsUserInfo ui = new SshTrustAllHostsUserInfo();
ui.setPassword(this.sftpPassword);
ui.setPassphrase(this.sftpPassword);
FileSystemOptions defaultOpts = new FileSystemOptions();
SftpFileSystemConfigBuilder.getInstance().setUserInfo(defaultOpts, ui);
// timeout
//SftpFileSystemConfigBuilder.getInstance().setTimeout(defaultOpts, 100);
// userDirIsRoot
// if you set the sftp path (e.g. /tmp) and also setUserDirIsRoot(opts, true)