adwords.axis.auth.GetRefreshTokenWithoutPropertiesFile.java Source code

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Here is the source code for adwords.axis.auth.GetRefreshTokenWithoutPropertiesFile.java

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// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package adwords.axis.auth;

import com.google.api.ads.common.lib.auth.GoogleClientSecretsBuilder;
import com.google.api.ads.common.lib.auth.GoogleClientSecretsBuilder.Api;
import com.google.api.ads.common.lib.exception.ValidationException;
import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeFlow;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeTokenRequest;
import com.google.api.client.googleapis.auth.oauth2.GoogleClientSecrets;
import com.google.api.client.googleapis.auth.oauth2.GoogleCredential;
import com.google.api.client.googleapis.auth.oauth2.GoogleTokenResponse;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.google.common.base.Strings;
import com.google.common.collect.Lists;

import java.io.BufferedReader;
import java.io.InputStreamReader;

/**
 * This example will create an OAuth2 refresh token that can be used with the
 * OfflineCredentials utility.
 *
 * This example is meant to be run from the command line and requires user
 * input. This example does not use a properties file.
 *
 * @author Ray Tsang
 */
public class GetRefreshTokenWithoutPropertiesFile {

    private static final String SCOPE = "https://www.googleapis.com/auth/adwords";

    // This callback URL will allow you to copy the token from the success screen.
    private static final String CALLBACK_URL = "https://www.example.com/oauth2callback";

    private static Credential getOAuth2Credential(GoogleClientSecrets clientSecrets) throws Exception {
        GoogleAuthorizationCodeFlow authorizationFlow = new GoogleAuthorizationCodeFlow.Builder(
                new NetHttpTransport(), new JacksonFactory(), clientSecrets, Lists.newArrayList(SCOPE))
                        // Set the access type to offline so that the token can be refreshed.
                        // By default, the library will automatically refresh tokens when it
                        // can, but this can be turned off by setting
                        // api.adwords.refreshOAuth2Token=false in your ads.properties file.
                        .setAccessType("offline").build();

        String authorizeUrl = authorizationFlow.newAuthorizationUrl().setRedirectUri(CALLBACK_URL).build();
        System.out.println("Paste this url in your browser: \n" + authorizeUrl + '\n');

        // Wait for the authorization code.
        System.out.println("Type the code you received here: ");
        String authorizationCode = new BufferedReader(new InputStreamReader(System.in)).readLine();

        // Authorize the OAuth2 token.
        GoogleAuthorizationCodeTokenRequest tokenRequest = authorizationFlow.newTokenRequest(authorizationCode);
        tokenRequest.setRedirectUri(CALLBACK_URL);
        GoogleTokenResponse tokenResponse = tokenRequest.execute();

        // Create the OAuth2 credential.
        GoogleCredential credential = new GoogleCredential.Builder().setTransport(new NetHttpTransport())
                .setJsonFactory(new JacksonFactory()).setClientSecrets(clientSecrets).build();

        // Set authorized credentials.
        credential.setFromTokenResponse(tokenResponse);

        return credential;
    }

    public static void main(String[] args) throws Exception {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        System.out.println("Please input your client ID and secret. "
                + "If you do not have a client ID or secret, please create one in "
                + "the API console: https://console.developers.google.com");
        System.out.println("Enter your client ID: ");
        String clientId = reader.readLine();
        if (Strings.isNullOrEmpty(clientId)) {
            System.err.println("Please input your client ID.");
            System.exit(1);
        }
        System.out.println("Enter your client secret: ");
        String clientSecret = reader.readLine();
        if (Strings.isNullOrEmpty(clientSecret)) {
            System.err.println("Please input your client secret.");
            System.exit(1);
        }

        GoogleClientSecrets clientSecrets = null;
        try {
            clientSecrets = new GoogleClientSecretsBuilder().forApi(Api.ADWORDS)
                    .withClientSecrets(clientId, clientSecret).build();
        } catch (ValidationException e) {
            System.err.println("Please input your client ID and secret. If you do not have a "
                    + "client ID or secret, please create one in "
                    + "the API console: https://console.developers.google.com");
            System.exit(1);
        }

        // Get the OAuth2 credential.
        Credential credential = getOAuth2Credential(clientSecrets);

        System.out.printf("Your refresh token is: %s\n", credential.getRefreshToken());
    }
}