Java tutorial
package cn.edu.fudan.se.helpseeking.test; //Copyright 2015 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. 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.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. Please copy the refresh token into your * ads.properites file after running. * * This example is meant to be run from the command line and requires user * input. * * Credentials and properties in {@code fromFile()} are pulled from the * "ads.properties" file. See README for more info. * * @author Adam Rogal */ public class GetRefreshToken { // https://www.google.com/accounts/ClientLogin private static final String SCOPE = "https://www.googleapis.com/auth/dfp"; // This callback URL will allow you to copy the token from the success screen. private static final String CALLBACK_URL = "urn:ietf:wg:oauth:2.0:oob"; 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.dfp.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 { // Get the client ID and secret from the ads.properties file. // If you do not have a client ID or secret, please create one in the // API console: https://code.google.com/apis/console#access and set it // in the ads.properties file. // [cseFduTest] // cx=014132305786414512501:prmarh9sn8k // projectid=rosy-resolver-863 // key=AIzaSyAlqmv7SHFrJptyWdEKjXnR5_PkTVAHpfs // csename=Helpseekingfdu // OAuth=AIzaSyAlqmv7SHFrJptyWdEKjXnR5_PkTVAHpfs // clientid=433540504100-ogf00jmc1kj142ctognbn8cbjbjegegt.apps.googleusercontent.com // CLIENTSECRET=dBJKZCKSyRwnFK73dsGxDcRX GoogleClientSecrets clientSecrets = null; try { clientSecrets = new GoogleClientSecretsBuilder().forApi(Api.DFP).fromFile().build(); clientSecrets.set("client_id", "33540504100-ogf00jmc1kj142ctognbn8cbjbjegegt.apps.googleusercontent.com"); clientSecrets.set("client_secret", "dBJKZCKSyRwnFK73dsGxDcRX"); } catch (ValidationException e) { System.err.println( "Please input your client ID and secret into your ads.properties file, which is either " + "located in your home directory in your src/main/resources directory, or " + "on your classpath. If you do not have a client ID or secret, please create one in " + "the API console: https://code.google.com/apis/console#access"); System.exit(1); } // Get the OAuth2 credential. Credential credential = getOAuth2Credential(clientSecrets); System.out.printf("Your refresh token is: %s\n", credential.getRefreshToken()); // Enter the refresh token into your ads.properties file. System.out.printf("In your ads.properties file, modify:\n\napi.dfp.refreshToken=%s\n", credential.getRefreshToken()); } }