import net.schmizz.sshj.userauth.password.PasswordFinder; //导入依赖的package包/类
private void sshAuth() throws IOException, UserAuthException, TransportException, CryptographyException {
	if (server != null) {
		ssh.connect(server.getHost(), server.getPort());
		switch (server.getAuthentication().getAuthenticationTypeEnum()) {
		case NO_AUTHENTICATION:
			NoAuthentication noAuthentication = (NoAuthentication) server.getAuthentication();
			ssh.auth(noAuthentication.getLogin());
			break;
		case SSH_AUTHENTICATION_PASSWORD:
			SSHAuthenticationPassword sshAuthenticationPassword = (SSHAuthenticationPassword) server.getAuthentication();
			String password = sshAuthenticationPassword.getDecryptPassword(myAuthentication.getKey());
			PasswordFinder createOneOff = PasswordUtils.createOneOff(password.toCharArray());
			ssh.auth(sshAuthenticationPassword.getLogin(), new AuthPassword(createOneOff));
			break;
		default:
			throw new RuntimeException("authentication type is not supported");
		}
	} else {
		throw new IllegalStateException("server is required");
	}
}