AcquireAccessToken.java

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package nz.org.geonet.twitterstatuspush;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import twitter4j.Status;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.http.AccessToken;
import twitter4j.http.RequestToken;

/**
 *
 * @author richardg
 */
public class AcquireAccessToken {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws Exception {
	Twitter twitter = new Twitter();
	twitter.setOAuthConsumer("[consumer key]", "[consumer 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 aviailable) or just hit enter.[PIN]:");
	    String pin = br.readLine();
	    try {
		if (pin.length() > 0) {
		    accessToken = twitter.getOAuthAccessToken(requestToken, pin);
		} else {
		    accessToken = requestToken.getAccessToken();
		}
	    } catch (TwitterException te) {
		if (401 == te.getStatusCode()) {
		    System.out.println("Unable to get the access token.");
		} else {
		    te.printStackTrace();
		}
	    }
	}
	//persist to the accessToken for future reference.
	storeAccessToken(twitter.verifyCredentials().getId(), accessToken);
	Status status = twitter.updateStatus(args[0]);
	System.out.println("Successfully updated the status to [" + status.getText() + "].");
	System.exit(0);
    }

    private static void storeAccessToken(int useId, AccessToken at) {
	//store at.getToken()
	//store at.getTokenSecret()

	System.out.println("token=\"" + at.getToken() +
		"\" tokenSecret=\"" + at.getTokenSecret() + "\"");
    }
}