gistfile1.java

package com.hubstep;

import android.accounts.*;
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.util.EntityUtils;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;

public class Landing extends Activity {
    private static final String SCOPE = "oauth2:https://www.googleapis.com/auth/tasks.readonly";
    private static final String SCOPE_EMAIL = "oauth2:https://www.googleapis.com/auth/userinfo.profile https://www.googleapis.com/auth/userinfo.email";

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        AccountManager manager = (AccountManager) getSystemService(ACCOUNT_SERVICE);
        Account[] list = manager.getAccounts();
        String gmail = null;
        for (Account account : list) {
            if (account.type.equalsIgnoreCase("com.google")) {
                gmail = account.name;
                Log.i("TEST", account.name);
                break;
            }
        }

        AccountManager mgr = AccountManager.get(this);
        Account[] accts = mgr.getAccountsByType("com.google");
        Account acct = accts[0];

        Bundle b = new Bundle();
       // b.putString("client_id", CLIENT_ID);
        mgr.getAuthToken(acct,
                SCOPE_EMAIL,
                b,
                this,
                new OnToken(),
                new Handler(new OnError()));

        setContentView(R.layout.main);
    }


    public static class OnError implements Handler.Callback {
        @Override
        public boolean handleMessage(Message message) {
            Log.e("TEST", " We have an error in " + message);
            return false;
        }
    }

    public static class OnToken implements AccountManagerCallback<Bundle> {

        @Override
        public void run(AccountManagerFuture<Bundle> f) {
            try {
                Bundle b = f.getResult();
                Log.i("XXX", b + " ");
            } catch (Exception e) {
                Log.e("XXX", "error", e);
            }

        }
    }
}