recyclerview - Android ViewPageIndicator inside a Recylerview is not showing -


i added viewpageindicator inside recylcerview item, recyclerview item layout.

<android.support.v7.widget.cardview xmlns:android="http://schemas.android.com/apk/res/android"     xmlns:card_view="http://schemas.android.com/apk/res-auto"     android:layout_width="match_parent"     android:layout_height="wrap_content"     card_view:cardbackgroundcolor="@color/background"     card_view:cardcornerradius="0dp"     card_view:cardelevation="0dp"     android:fillviewport="true">      <linearlayout         android:id="@+id/main_container"         android:layout_width="fill_parent"         android:layout_height="match_parent"         android:layout_centerhorizontal="true"         android:orientation="vertical">          <android.support.v4.view.viewpager             android:id="@+id/view_pager"             android:layout_width="match_parent"             android:layout_height="100dp" />          <com.viewpagerindicator.circlepageindicator             android:id="@+id/pager_indicator"             android:layout_width="match_parent"             android:layout_height="wrap_content"             android:layout_centerhorizontal="true"             android:paddingleft="10dp"             android:paddingright="10dp" />      </linearlayout>  </android.support.v7.widget.cardview>

viewpageindicator not showing when scrolling down, when i'm scrolling up shows on items, please help.

issue on viewpager adapter, used both fragmentstatepageradapter , fragmentpageradapter no sucess. change adapter pageradapter , fragment view implemnted in instantiateitem in pageradapter

public class feedimageadapter extends pageradapter {      private arraylist<feedcontentgroup> feedcontentgroups;      private context mcontext;      private layoutinflater layoutinflater;      public feedimageadapter(context context, arraylist<feedcontentgroup> feedcontentgroups) {         this.mcontext = context;         this.feedcontentgroups = feedcontentgroups;         layoutinflater = (layoutinflater) context.getsystemservice(context.layout_inflater_service);     }      @override     public object instantiateitem(viewgroup collection, int position) {         view v = layoutinflater.inflate(r.layout.feed_image_view, null);          imageview image1 = (imageview) v.findviewbyid(r.id.image1);          feedcontentgroup mfeedcontentgroup = feedcontentgroups.get(position);          if (mfeedcontentgroup.getcontent1() != null && mfeedcontentgroup.getcontent1().getthumbnail_file_path() != null) {             glide.with(mcontext).load(mfeedcontentgroup.getcontent1().getthumbnail_file_path()).into(image1);         } else {             image1.setvisibility(view.gone);         }          ((viewpager) collection).addview(v, 0);         return v;     }      @override     public void destroyitem(view collection, int position, object view) {         ((viewpager) collection).removeview((view) view);     }      @override     public boolean isviewfromobject(view view, object object) {         return view == object;     }      @override     public int getcount() {         return feedcontentgroups.size();     } }

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