android - action bar not showing options menu in jelly bean -

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action bar not show options menu in jelly bean,while shown in lollipop. here styles.xml`

 <resources>  <!-- base application theme. --> <style name="apptheme" parent="theme.appcompat.light.darkactionbar">     <item name="colorprimary">#00796b</item>     <item name="colorprimarydark">#004d40</item>     <item name="coloraccent">#c51162</item>    <item name="android:textcolorprimary">@color/abc_primary_text_disable_only_material_dark</item>   </style>    </resources>`

here app gradle

 compilesdkversion 22 buildtoolsversion "22.0.1"  defaultconfig {     applicationid "com.example.dell.syncytium"     minsdkversion 16     targetsdkversion 22     versioncode 1     versionname "1.0"    }

my mainactivity extends appcompatactivity. please me.thanks in advance

    @override public boolean oncreateoptionsmenu(menu menu) {     boolean result = super.oncreateoptionsmenu(menu);     menu.add(0, logoutmenu, 0, "logout");     menu.add(0,play,1,"play music");     menu.add(0,stop,2,"stop music");     return result;   }

menu.xml

<menu   xmlns:android="http://schemas.android.com/apk/res/android"  xmlns:app="http://schemas.android.com/apk/res-auto"  xmlns:tools="http://schemas.android.com/tools"   tools:context=".mainactivity"> <item     android:id="@+id/connect_scan"     android:icon="@drawable/menu"     android:showasaction="ifroom|withtext"/> <item android:id="@+id/discoverable"     android:icon="@android:drawable/ic_menu_mylocation"     android:showasaction="ifroom|withtext"/> </menu>

mainactivity.java

@override public boolean oncreateoptionsmenu(menu menu) {     menuinflater inflater = getmenuinflater();     inflater.inflate(r.menu.option_menu, menu);     return true; }  @override public boolean onoptionsitemselected(menuitem item) {      switch (item.getitemid()) {         case r.id.menu:          break;         case r.id.discoverable:          break;     }     return false;   } }

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