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Bill Tarrkullfar
Bill Tarr
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kullfar
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Add OAuth2.0 for Yahoo APIs with example.
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‎scribejava-apis/src/main/java/com/github/scribejava/apis/YahooApi20.java‎

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package com.github.scribejava.apis;
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import com.github.scribejava.apis.openid.OpenIdJsonTokenExtractor;
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import com.github.scribejava.core.builder.api.DefaultApi20;
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import com.github.scribejava.core.extractors.TokenExtractor;
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import com.github.scribejava.core.model.OAuth2AccessToken;
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public class YahooApi20 extends DefaultApi20 {
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protected YahooApi20() {
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}
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private static class InstanceHolder {
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private static final YahooApi20 INSTANCE = new YahooApi20();
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}
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public static YahooApi20 instance() {
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return InstanceHolder.INSTANCE;
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}
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@Override
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public String getAccessTokenEndpoint() {
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return "https://api.login.yahoo.com/oauth2/get_token";
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}
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@Override
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protected String getAuthorizationBaseUrl() {
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return "https://api.login.yahoo.com/oauth2/request_auth";
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}
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@Override
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public TokenExtractor<OAuth2AccessToken> getAccessTokenExtractor() {
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return OpenIdJsonTokenExtractor.instance();
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}
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}

‎scribejava-apis/src/test/java/com/github/scribejava/apis/examples/Yahoo20Example.java‎

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package com.github.scribejava.apis.examples;
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import com.github.scribejava.apis.YahooApi20;
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import com.github.scribejava.core.builder.ServiceBuilder;
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import com.github.scribejava.core.model.*;
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import com.github.scribejava.core.oauth.OAuth20Service;
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import java.io.IOException;
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import java.util.Scanner;
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import java.util.concurrent.ExecutionException;
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/**
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* Flow as documented at https://developer.yahoo.com/oauth2/guide/flows_authcode
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* <ol>
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* <li>Create an application at https://developer.yahoo.com/apps/create/</li>
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* <li>Make sure the application has the API permission where your protected resource resides (Profiles, Fantasy Sports, etc)</li>
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* <li>get Client ID and Client Secret after registering your app</li>
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* </ol>
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*/
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public class Yahoo20Example {
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// Update PROTECTED_RESOURCE_URL to a secure URL only you could reach = your profile, or private fantasy sports
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private static final String PROTECTED_RESOURCE_URL
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= "https://baseball.fantasysports.yahoo.com/b1/ ADD TEAM HERE!!!!";
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private Yahoo20Example() {
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}
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public static void main(String... args) throws IOException, InterruptedException, ExecutionException {
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// Add your personal information here
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final String clientId = "ADD CLIENT ID HERE!!!!";
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final String clientSecret = "ADD SECRET HERE!!!!";
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final OAuth20Service service = new ServiceBuilder(clientId)
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.apiSecret(clientSecret)
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.callback("oob")
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.build(YahooApi20.instance());
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final Scanner in = new Scanner(System.in);
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System.out.println("=== Yahoo's OAuth Workflow ===");
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System.out.println();
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// Obtain the Request Token
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System.out.println("Fetching the Request Token...");
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System.out.println("Got the Request Token!");
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System.out.println();
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System.out.println("Now go and authorize ScribeJava here:");
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System.out.println(service.getAuthorizationUrl());
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System.out.println("And paste the verifier here");
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System.out.print(">>");
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final String oauthVerifier = in.nextLine();
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System.out.println();
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// Trade the Request Token and Verfier for the Access Token
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System.out.println("Trading the Request Token for an Access Token...");
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final OAuth2AccessToken accessToken = service.getAccessToken(oauthVerifier);
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System.out.println("Got the Access Token!");
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System.out.println("(The raw response looks like this: " + accessToken.getRawResponse() + "')");
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System.out.println();
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// Now let's go and ask for a protected resource!
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System.out.println("Now we're going to access a protected resource...");
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final OAuthRequest request = new OAuthRequest(Verb.GET, PROTECTED_RESOURCE_URL);
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service.signRequest(accessToken, request);
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final Response response = service.execute(request);
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System.out.println("Got it! Lets see what we found...");
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System.out.println();
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System.out.println(response.getCode());
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System.out.println(response.getBody());
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System.out.println();
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System.out.println("Thats it man! Go and build something awesome with ScribeJava! :)");
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}
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}

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