net.chrissearle.flickrvote.service.cli.TwitterOAuthCLI.java Source code

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Here is the source code for net.chrissearle.flickrvote.service.cli.TwitterOAuthCLI.java

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/*
 * Copyright 2010 Chris Searle
 *
 *    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 net.chrissearle.flickrvote.service.cli;

import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.TwitterFactory;
import twitter4j.http.AccessToken;
import twitter4j.http.RequestToken;

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

public class TwitterOAuthCLI {
    public void authorize(String key, String secret) throws TwitterException, IOException {
        Twitter twitter = new TwitterFactory().getInstance();

        twitter.setOAuthConsumer(key, secret);

        RequestToken requestToken = twitter.getOAuthRequestToken();

        AccessToken accessToken = null;

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        while (null == accessToken) {
            System.out.println("Open the following URL and grant access to your account:");
            System.out.println(requestToken.getAuthorizationURL());
            System.out.print("Enter the PIN(if available) or just hit enter.[PIN]:");

            String pin = br.readLine();
            try {
                if (pin.length() > 0) {
                    accessToken = twitter.getOAuthAccessToken(requestToken, pin);
                } else {
                    accessToken = twitter.getOAuthAccessToken();
                }

                System.out.println("Token: " + accessToken.getToken());
                System.out.println("TokenSecret: " + accessToken.getTokenSecret());
            } catch (TwitterException te) {
                if (401 == te.getStatusCode()) {
                    System.out.println("Unable to get the access token.");
                } else {
                    te.printStackTrace();
                }
            }
        }
    }

    public static void main(String[] args) throws TwitterException, IOException {
        TwitterOAuthCLI app = new TwitterOAuthCLI();

        app.authorize(args[0], args[1]);
    }

}