Easily send an SMS using the Twilio API

Twilio.java

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.NameValuePair;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.auth.BasicScheme;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

public class Twilio {
  // The following variables are needed to use the Twilio API.
  // Instead of hard writing them in this code, I use the application.conf configuration file.
  private final static String messageUrl = play.Play.application().configuration().getString("twilio.url"); // https://api.twilio.com/2010-04-01/Accounts/{your_auth_key}/Messages.json
  private final static String authKey = play.Play.application().configuration().getString("twilio.auth_key"); // {your_auth_key}
  private final static String authToken = play.Play.application().configuration().getString("twilio.auth_token"); // {your_auth_token}
  private final static String from = play.Play.application().configuration().getString("twilio.from"); // {your_twilio_phone_number}
	
  public static void sendSms(String to, String body) throws UnsupportedEncodingException, ClientProtocolException, IOException {
    if ((to == null || to.isEmpty()) || (body == null || body.isEmpty())) {
      throw new NullPointerException("Unable to send message, to or body empty.");
    }
		
    HttpClient httpclient = new DefaultHttpClient();
    HttpPost httppost = new HttpPost(messageUrl);
    httppost.addHeader (BasicScheme.authenticate (new UsernamePasswordCredentials (authKey, authToken), "UTF-8", false));

    // Request parameters and other properties.
    List<NameValuePair> params = new ArrayList<NameValuePair>(3);
    params.add(new BasicNameValuePair("From", from));
    params.add(new BasicNameValuePair("To", to));
    params.add(new BasicNameValuePair("Body", body));
		
    httppost.setEntity(new UrlEncodedFormEntity(params, "UTF-8"));

    // Execute and get the response.
    httpclient.execute(httppost);
  }
}

its showing an error:package play doesnt exist..Please give me a link to download that package