This is the class that takes care of Authorizing your Moltin API and gives you basic get/update/delete functions to interact with the API. The data ret returned from Moltin will be JSON objects

Moltin Android

package com.example.omgandroid;

import android.content.Context;
import android.content.SharedPreferences;
import android.util.Log;

import com.loopj.android.http.AsyncHttpClient;
import com.loopj.android.http.JsonHttpResponseHandler;
import com.loopj.android.http.RequestParams;

import org.json.JSONException;
import org.json.JSONObject;

import java.util.Map;

/**
 * This is the class that takes care of Authorizing your Moltin API and gives you basic get/update/delete functions to interact with the API.  The data ret
returned from Moltin will be JSON objects.
 */

public class MoltinAdapter {
    private static final String MOLTIN_AUTH_URL_BASE
            = "https://api.moltin.com/oauth/access_token";
    private String moltinToken;

    public void authMoltin(final Context context, String clientId) {

        AsyncHttpClient client = new AsyncHttpClient();
        client.addHeader("Accept", "application/json");
        client.addHeader("Content-Type", "application/json");

        RequestParams params = new RequestParams();
        params.put("client_id", clientId);
        params.put("grant_type", "implicit");

        client.post(MOLTIN_AUTH_URL_BASE, params, new JsonHttpResponseHandler() {

            @Override
            public void onSuccess(JSONObject jsonObject) {
                Log.e("APi worked", String.valueOf(jsonObject));

                SharedPreferences sharedPreferences = context.getApplicationContext().getSharedPreferences("MoltinToken", Context.MODE_PRIVATE);
                SharedPreferences.Editor editor = sharedPreferences.edit();
                try {
                    //Store in class or in application.  In class may be seen as memory leak
                    editor.putString("MoltinToken", jsonObject.getString("access_token"));
                    setMoltinToken(jsonObject.getString("access_token"));
                    Log.e("Token", jsonObject.getString("access_token"));

                } catch (JSONException e) {
                    e.printStackTrace();
                }
                editor.apply();
            }
            @Override
            public void onFailure(int statusCode, Throwable throwable, JSONObject error) {
                // Log error message
                Log.e("Moltin", statusCode + " " + throwable.getMessage());
            }
        });
    }

    //GET: Returns the get response from the endpoint passed
    /**
     * @param endpoint the specific API endpoint you wish to hit https://docs.moltin.com/.
     * @param attributes String, key map containing any includes, filtering, sorting or id look up you may want to do.
     */
    public Object getMoltin(String endpoint, Map<String, String> attributes) {
        // Create a client to perform networking
        AsyncHttpClient client = new AsyncHttpClient();
        client.addHeader("Accept", "application/json");
        client.addHeader("Content-Type", "application/json");

        RequestParams params = new RequestParams();
        params.put("autherization", "bearer" + "-" + getMoltinToken());

        //V2 go through map and look for common things
        final Object[] responseObject = new Object[1];
        client.post(MOLTIN_AUTH_URL_BASE, params, new JsonHttpResponseHandler() {

            @Override
            public void onSuccess(JSONObject jsonObject) {
                Log.e("APi worked", String.valueOf(jsonObject));
                responseObject[0] = jsonObject;

            }
            @Override
            public void onFailure(int statusCode, Throwable throwable, JSONObject error) {
                // Log error message
                Log.e("Moltin", statusCode + " " + throwable.getMessage());
            }
        });
        return responseObject[0];
    }

    //UPDATE: Returns the update response from the endpoint passed
    /**
     * @param endpoint the specific API endpoint you wish to hit https://docs.moltin.com/.
     * @param attributes String, key map containing any includes, filtering, sorting or id look up you may want to do.
     */
    public Object updateMoltin(String endpoint, Map<String, String> attributes) {
        // Create a client to perform networking
        AsyncHttpClient client = new AsyncHttpClient();

        client.addHeader("Accept", "application/json");
        client.addHeader("Content-Type", "application/json");

        RequestParams params = new RequestParams();
        params.put("autherization", "bearer" + "-" + getMoltinToken());


        final Object[] responseObject = new Object[1];
        client.post(MOLTIN_AUTH_URL_BASE, params, new JsonHttpResponseHandler() {

            @Override
            public void onSuccess(JSONObject jsonObject) {
                Log.e("APi worked", String.valueOf(jsonObject));
                responseObject[0] = jsonObject;

            }
            @Override
            public void onFailure(int statusCode, Throwable throwable, JSONObject error) {
                // Log error message
                Log.e("Moltin", statusCode + " " + throwable.getMessage());
            }
        });
        return responseObject[0];
    }

    //DELETE: Returns the delete response from the endpoint passed
    /**
     * @param endpoint the specific API endpoint you wish to hit https://docs.moltin.com/.
     * @param attributes String, key map containing any includes, filtering, sorting or id look up you may want to do.
     */
    public Object deleteMoltin(String endpoint, Map<String, String> attributes) {
        // Create a client to perform networking
        AsyncHttpClient client = new AsyncHttpClient();
        client.addHeader("Accept", "application/json");
        client.addHeader("Content-Type", "application/json");

        RequestParams params = new RequestParams();
        params.put("autherization", "bearer" + "-" + getMoltinToken());

        final Object[] responseObject = new Object[1];
        client.post(MOLTIN_AUTH_URL_BASE, params, new JsonHttpResponseHandler() {

            @Override
            public void onSuccess(JSONObject jsonObject) {
                Log.e("APi worked", String.valueOf(jsonObject));
                responseObject[0] = jsonObject;

            }
            @Override
            public void onFailure(int statusCode, Throwable throwable, JSONObject error) {
                // Log error message
                Log.e("Moltin", statusCode + " " + throwable.getMessage());
            }
        });
        return responseObject[0];
    }

    //Token handlers
    public String getMoltinToken() {
        return moltinToken;
    }

    public void setMoltinToken(String moltinToken) {
        this.moltinToken = moltinToken;
    }
}