this class connect your twitter account with java to update your status' account.

Update status from Java using twitter4j

import twitter4j.DirectMessage;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.TwitterFactory;
import twitter4j.auth.OAuthAuthorization;
import twitter4j.conf.ConfigurationBuilder;

public class UpdateStatus {

private static final String ACCESS_TOKEN = "write your Access token";

private static final String ACCESS_TOKEN_SECRET = "write your access token secret";

private static final String CONSUMER_KEY = "write your consumer key";

private static final String CONSUMER_SECRET = "write your consumer secret";

public static void main(String[] args) {

ConfigurationBuilder builder = new ConfigurationBuilder();

builder.setOAuthAccessToken(ACCESS_TOKEN);

builder.setOAuthAccessTokenSecret(ACCESS_TOKEN_SECRET);

builder.setOAuthConsumerKey(CONSUMER_KEY);

builder.setOAuthConsumerSecret(CONSUMER_SECRET);

OAuthAuthorization auth = new OAuthAuthorization(builder.build());

Twitter twitter = new TwitterFactory().getInstance(auth);

// The factory instance is re-useable and thread safe.
try {

/*Twitter sender = new TwitterFactory().getInstance(auth);
DirectMessage message = sender.sendDirectMessage(recipientId, message);
System.out.println("Sent: " message.getText() + " to @" + message.getRecipientScreenName());*/

DirectMessage message = twitter.sendDirectMessage("@yourAccount", "Yep!, this is a message :)");
System.out.println("Sender Screen Name " +message.getSenderScreenName());
System.out.println("Sender Id " +message.getSenderId());
System.out.println("Recipient Screen Name @"+message.getRecipientScreenName());
System.out.println("Rccipient Id " +message.getRecipientId());

//System.out.println("Sent: " message.getText()+ " to @ "+ message.getRecipientScreenName());

twitter.updateStatus("First message via Java!");

} catch (TwitterException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

System.out.println("Successfully updated the status.");

}// Don't forget to give permission "Read and write" when you create your application in dev.twitter.com