net.airvantage.sample.AirVantageExampleFlow2.java Source code

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Here is the source code for net.airvantage.sample.AirVantageExampleFlow2.java

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/**
 * Copyright (c) 2013 Sierra Wireless and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * Contributors:
 *       David Sciamma  - initial API and implementation
 */
package net.airvantage.sample;

import java.io.IOException;
import java.util.Scanner;

import org.apache.commons.io.IOUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpResponseException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.fluent.Request;
import org.json.JSONException;
import org.json.JSONObject;

/**
 * Resource Owner Flow example
 * --------------
 * This basic main class shows how to connect to AirVantage API and make
 * authentified API calls using the OAuth Resource Owner flow
 * --------------
 * This example depends on the following libraries:
 * - Apache Commons IO 
 * - Apache HTTP Client and its dependencies (commons codec, commons logging)
 * - JSON.org
 */
public class AirVantageExampleFlow2 {

    public static void main(String[] args) {

        String apiUrl = "https://na.airvantage.net/api";
        // Replace these with your own api key and secret
        String apiKey = "your_app_id";
        String apiSecret = "your_api_secret";

        String login = null;
        String password = null;
        String access_token = null;

        Scanner in = new Scanner(System.in);

        System.out.println("=== AirVantage's OAuth Workflow ===");
        System.out.println();

        // Obtain User/Password
        System.out.println("Enter your login:");
        System.out.print(">>");
        login = in.nextLine();
        System.out.println();
        System.out.println("...and your password:");
        System.out.print(">>");
        password = in.nextLine();
        System.out.println();

        // Get the Access Token
        System.out.println("Getting the Access Token...");
        System.out.println(apiUrl + "/oauth/token?grant_type=password&username=" + login + "&password=" + password
                + "&client_id=" + apiKey + "&client_secret=" + apiSecret);
        try {
            access_token = Request
                    .Get(apiUrl + "/oauth/token?grant_type=password&username=" + login + "&password=" + password
                            + "&client_id=" + apiKey + "&client_secret=" + apiSecret)
                    .execute().handleResponse(new ResponseHandler<String>() {

                        public String handleResponse(final HttpResponse response) throws IOException {
                            StatusLine statusLine = response.getStatusLine();
                            HttpEntity entity = response.getEntity();
                            if (statusLine.getStatusCode() >= 300) {
                                throw new HttpResponseException(statusLine.getStatusCode(),
                                        statusLine.getReasonPhrase());
                            }
                            if (entity == null) {
                                throw new ClientProtocolException("Response contains no content");
                            }

                            try {
                                String content = IOUtils.toString(entity.getContent());
                                JSONObject result = new JSONObject(content);
                                return result.getString("access_token");
                            } catch (JSONException e) {
                                throw new ClientProtocolException("Malformed JSON", e);
                            }
                        }

                    });

            System.out.println("Got the Access Token!");
            System.out.println("(if you're curious it looks like this: " + access_token + " )");
            System.out.println();

            // Now let's go and ask for a protected resource!
            System.out.println("Now we're going to get info about the current user...");

            JSONObject result = Request.Get(apiUrl + "/v1/users/current?access_token=" + access_token).execute()
                    .handleResponse(new ResponseHandler<JSONObject>() {

                        public JSONObject handleResponse(final HttpResponse response) throws IOException {
                            StatusLine statusLine = response.getStatusLine();
                            HttpEntity entity = response.getEntity();
                            if (statusLine.getStatusCode() >= 300) {
                                throw new HttpResponseException(statusLine.getStatusCode(),
                                        statusLine.getReasonPhrase());
                            }
                            if (entity == null) {
                                throw new ClientProtocolException("Response contains no content");
                            }

                            try {
                                String content = IOUtils.toString(entity.getContent());
                                return new JSONObject(content);
                            } catch (JSONException e) {
                                throw new ClientProtocolException("Malformed JSON", e);
                            }
                        }

                    });

            System.out.println("Got it! Let's see what we found...");
            System.out.println();
            System.out.println(result.toString());

            System.out.println();
            System.out.println("That's it man! Go and build something awesome with AirVantage! :)");
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}