How to use

OAuthGetTemporaryToken

in

com.google.api.client.auth.oauth

  (Strings.isNullOrEmpty(callbackBaseUrl)) ? OUT_OF_BOUNDS_CALLBACK : callbackBaseUrl;
OAuthGetTemporaryToken tempTokenRequest =
  new OAuthGetTemporaryToken(config.getRequestTokenUrl());
tempTokenRequest.callback = callback;
tempTokenRequest.transport = httpTransport;
tempTokenRequest.signer = config.getRequestTokenSigner(clientSecret);
if (config.whenAddScopes() == OAuth1Step.REQUEST_TOKEN) {
 tempTokenRequest.set(config.getScopeParameterName(), scope);
 OAuthCredentialsResponse tempTokenResponse = tempTokenRequest.execute();
 authData = new TokenSecretAuthData(tempTokenResponse.token, tempTokenResponse.tokenSecret);
} catch (IOException e) {

this.authorizationServerUrl = authorizationServerUrl;
OAuthGetTemporaryToken temporaryToken = new OAuthGetTemporaryToken(callbackUrl);
OAuthHmacSigner signer = new OAuthHmacSigner();
signer.clientSharedSecret = consumerSecret;
temporaryToken.transport = this.transport;
OAuthCredentialsResponse tempCredentials = temporaryToken.execute();

getTemporaryToken.consumerKey = OAuth2ClientCredentials.CONSUMER_KEY;
getTemporaryToken.transport = new NetHttpTransport();
OAuthCredentialsResponse temporaryTokenResponse = getTemporaryToken.execute();

 @Override
 public OAuthParameters createParameters() {
  OAuthParameters result = super.createParameters();
  result.callback = callback;
  return result;
 }
}

this.authorizationServerUrl = authorizationServerUrl;
OAuthGetTemporaryToken temporaryToken = new OAuthGetTemporaryToken(callbackUrl);
OAuthHmacSigner signer = new OAuthHmacSigner();
signer.clientSharedSecret = consumerSecret;
temporaryToken.transport = this.transport;
OAuthCredentialsResponse tempCredentials = temporaryToken.execute();

 temporaryToken = new OAuthPostTemporaryToken(requestTokenUri);
} else {
 temporaryToken = new OAuthGetTemporaryToken(requestTokenUri);
temporaryToken.callback = callbackUrl.build();
temporaryToken.transport = httpTransport;
final OAuthCredentialsResponse credentialsResponse = temporaryToken.execute();
final OAuthAuthorizeTemporaryTokenUrl authorizeTemporaryTokenUrl =
  new OAuthAuthorizeTemporaryTokenUrl(authorizeTokenUri);