acquiring a token using OAuth for SMS - Java Message

Java examples for Message:SMS

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Description

acquiring a token using OAuth for SMS

Demo Code

package com.smart.oauth;

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

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.ParseException;
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.client.HttpClientBuilder;
import org.apache.http.message.BasicNameValuePair;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;

/****************************************************************
 * Retrieve App API class template/*from   w  ww. j av a2s  .  c  o m*/
 * using Apache's HttpClient v4.3.3
 * Java Version 6.
 * Required libraries/jars:
 *   httpcore-4.3.2.jar (and dependencies);
 *  httpclient-4.3.3.jar (and dependencies);
 *  log4j-1.2.17.jar.
 * NOTE: This is the SECOND step to acquiring a token using OAuth.
 * @author MARebultan
 ***************************************************************/

public class RetrieveToken {

    public static void main(String[] args) throws ParseException,
            IOException {

        /************************************************************************************
         * The following block of code only configures the log4j. This configuration displays
         * the full WIRE (headers + content) of the HTTP transaction.
         ***********************************************************************************/
        Logger log = Logger.getLogger(RetrieveToken.class.getName());
        PropertyConfigurator.configure("log4j.properties");

        /***********************************************************************************
         * Credentials:
         * clientId = Consumer Key
         * clientSecret = Consumer Secret Key
         * callbackURL = Callback URL
         * apiURL = Endpoint URL for your request
         * auth_code = {code} parameter from
         *         https://(callback_URL)/?scope=SMS+MMS&state=null&code=(auth_code)
         ***********************************************************************************/

        String clientId = "";
        String clientSecret = "";
        String callbackURL = "http://www.smart.com.ph";
        String apiURL = "https://x.smart.com.ph/oauth/token";
        String auth_code = ""; // Important: The auth_code is retrieved once you "Allow" your app to use
                               // the credentials. In order to allow your app, you must follow the Location
                               // link on your AuthorizeApp response.

        //Initialize Apache's HttpClient through an HttpClientBuilder.
        HttpClient client = HttpClientBuilder.create()
                .disableRedirectHandling().build();

        //Create the "body" and set it as a URL Encoded entity.
        List<NameValuePair> parameters = new ArrayList<NameValuePair>();
        parameters.add((new BasicNameValuePair("client_id", clientId)));
        parameters.add((new BasicNameValuePair("client_secret",
                clientSecret)));
        parameters
                .add((new BasicNameValuePair("redirect_uri", callbackURL)));
        parameters.add((new BasicNameValuePair("scope", "SMS+MMS"))); // scope = the allowed function(s) provided to your credential
        parameters.add((new BasicNameValuePair("grant_type",
                "authorization_code"))); // grant_type = whether you are requesting for an auth_code token
                                         // or a refresh_token if your auth_code has expired.
        parameters.add((new BasicNameValuePair("code", auth_code)));

        HttpPost method = new HttpPost(apiURL);
        method.setHeader("Content-Type",
                "application/x-www-form-urlencoded;charset=UTF-8");
        UrlEncodedFormEntity body = new UrlEncodedFormEntity(parameters,
                "UTF-8");
        method.setEntity(body);

        try {

            HttpResponse response = client.execute(method); // Execute the HttpGet
                                                            // A successful response is HTTP 200 OK
                                                            // which will include a header named "Location"
                                                            // Use the value of that header to allow your app
                                                            // and retrieve the AuthCode.

            if (response.getStatusLine().getStatusCode() != 200) {
                throw new RuntimeException("Failed : HTTP error code : "
                        + response.getStatusLine().getStatusCode() + " "
                        + response.getStatusLine().getReasonPhrase());
            }

        } catch (Exception e) {
            System.out.println(e);
        } finally {
            method.releaseConnection();

        }
    }
}

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