<service
            android:name=".Daydream"
            android:exported="true" >
            <intent-filter>
                <action android:name="android.service.dreams.DreamService" />

                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>

            <meta-data
                android:name="android.service.dream"
                android:resource="@xml/daydream" />
        </service>