<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout

        xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="?attr/colorPrimaryDark">

    <RelativeLayout
            android:id="@+id/btn_updown"
            android:layout_width="48dp"
            android:layout_height="48dp"
            android:layout_alignParentEnd="true"
            android:layout_alignParentRight="true"
            android:gravity="center"
            android:textColor="@android:color/white">

        <View
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:background="@drawable/ic_up"/>

    </RelativeLayout>

    <TextView
            android:id="@+id/tv_archive_year"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:padding="8dp"
            android:gravity="center"
            android:textStyle="bold"
            android:text="This item with child"
            android:textColor="@android:color/black"
            android:textSize="20sp"/>

    <com.github.aakira.expandablelayout.ExpandableLinearLayout
            android:id="@+id/expandable_archive"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_below="@id/tv_archive_year"
            android:orientation="vertical"
            app:ael_expanded="true"
            app:ael_interpolator="bounce">

        <LinearLayout
                android:background="#FFFF"
                android:layout_width="match_parent"
                android:layout_height="400dp">


            <android.support.v7.widget.RecyclerView
                    android:id="@+id/list_archive_child"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:textSize="20sp"/>

        </LinearLayout>
    </com.github.aakira.expandablelayout.ExpandableLinearLayout>

</RelativeLayout>