Resume Android App from background

App type : Mobile

Android SDK - 18

TiSDK - 3.2.1

My app is alarm manger kind not i set alarm and i move to background and i used https://github.com/benbahrenburg/benCoding.AlarmManager and register for background service but when it fire background service it gives current activity null . App not start from background. it run successfull but

Titanium.API.info(‘————- activity———:’ + JSON.stringify(activity)); is null.

How to Start Ap[p from background

alarmManager.addAlarmService({
service:”com.custom.alarmapp.CustomalarmService”,
year : dt.getFullYear(),
month : dt.getMonth(),
day : dt.getDate(),
hour : dt.getHours(),
minute : dt.getMinutes(), //Set the number of minutes until the alarm should go off
userInfo : {
“notificationData” : {
date : selectedDateForDb.toString(),
dbid : lastInsertedRow,
alarmtimeid : alarmtime_id
}
}
});

<android xmlns:android="http://schemas.android.com/apk/res/android">
        <manifest android:versionCode="1" android:versionName="1.0"
            package="com.custom.alarmapp" xmlns:android="http://schemas.android.com/apk/res/android">
            <uses-sdk android:minSdkVersion="10" android:targetSdkVersion="18"/>
            <application android:background="@color/transparent"
                android:debuggable="false"
                android:icon="@drawable/appicon"
                android:label="AlarmApp" android:name="AlarmappApplication">
                <activity android:configChanges="keyboardHidden"
                    android:label="@string/app_name"
                    android:launchMode="singleTop"
                    android:name=".AlarmappActivity"
                    android:screenOrientation="portrait" android:theme="@style/Theme.Titanium">
                    <intent-filter>
                        <action android:name="android.intent.action.MAIN"/>
                        <category android:name="android.intent.category.LAUNCHER"/>
                    </intent-filter>
                </activity>
                <activity android:configChanges="keyboardHidden"
                    android:name="org.appcelerator.titanium.TiActivity" android:screenOrientation="portrait"/>
                <activity android:configChanges="keyboardHidden"
                    android:name="org.appcelerator.titanium.TiTranslucentActivity"
                    android:screenOrientation="portrait" android:theme="@android:style/Theme.Translucent"/>
                <activity android:configChanges="screenSize"
                    android:name="ti.modules.titanium.ui.android.TiPreferencesActivity" android:screenOrientation="portrait"/>
 
                <service android:exported="false" android:name="org.appcelerator.titanium.analytics.TiAnalyticsService"/>
            </application>
            <uses-permission android:name="android.permission.INTERNET"/>
            <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
            <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
            <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
            <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
            <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
            <uses-permission android:name="android.permission.ACCESS_MOCK_LOCATION"/>
        </manifest>
        <services>
            <service url="customalarm.js"/>
        </services>
    </android>

var service = Ti.Android.currentService;
var serviceIntent = service.getIntent();
//var userInfo = JSON.parse(serviceIntent.getExtra(“userInfo”));
var playAlarm = function() {
Titanium.API.info(‘————- Servvicve———’);
var activity = Ti.Android.currentActivity;
var intent = Ti.Android.createIntent({
action : Ti.Android.ACTION_MAIN,
className : ‘com.custom.alarmapp.AlarmappActivity’,
flags : Ti.Android.FLAG_ACTIVITY_CLEAR_TOP | Ti.Android.FLAG_ACTIVITY_NEW_TASK,
});
Titanium.API.info(‘————- activity———:’ + JSON.stringify(activity));
 
intent.addCategory(Ti.Android.CATEGORY_LAUNCHER);
activity.startActivity(intent);
 
};
playAlarm();
Ti.Android.stopService(serviceIntent);