privKey, err := bytesToPrivateKey(pk)
	if err != nil {
		return fmt.Errorf("decoding key returned: %w", err)
	}

	sr, err := estream.NewReader(r)
	if err != nil {
		return err
	}

	sr.SetPrivateKey(privKey)
	sr.ReturnNonDecryptable(true)

	// Debug corrupted streams.
	if false {
		sr.SkipEncrypted(true)
		return sr.DebugStream(os.Stdout)
	}
	extracted := false
	for {

        return privateKey;
    }

    /**
     * Set the absolute path to private key file.
     *
     * @param privateKey path to private key in local file system
     */
    public void setPrivateKey(final String privateKey) {
        this.privateKey = privateKey;
    }

                            authInfo.setUserName(server.getUsername());
                            authInfo.setPassword(server.getPassword());
                            authInfo.setPrivateKey(server.getPrivateKey());
                            authInfo.setPassphrase(server.getPassphrase());

                            return authInfo;
                        }
                    }
                }

                Authentication result = new Authentication(
                        authCtx.get(AuthenticationContext.USERNAME), authCtx.get(AuthenticationContext.PASSWORD));
                result.setPrivateKey(authCtx.get(AuthenticationContext.PRIVATE_KEY_PATH));
                result.setPassphrase(authCtx.get(AuthenticationContext.PRIVATE_KEY_PASSPHRASE));
                authCtx.close();
                return result;

                        }
                    }

                    Authentication authentication = new Authentication(server.getUsername(), server.getPassword());
                    authentication.setPrivateKey(server.getPrivateKey());
                    authentication.setPassphrase(server.getPassphrase());

                    repository.setAuthentication(authentication);
                } else {

                    Authentication result = new Authentication(
                            authCtx.get(AuthenticationContext.USERNAME), authCtx.get(AuthenticationContext.PASSWORD));
                    result.setPrivateKey(authCtx.get(AuthenticationContext.PRIVATE_KEY_PATH));
                    result.setPassphrase(authCtx.get(AuthenticationContext.PRIVATE_KEY_PASSPHRASE));
                    authCtx.close();
                    return result;