BottomDialogFragment.java

@SuppressLint("ValidFragment")
    public static class BottomDialogFragment extends BottomSheetDialogFragment {
      
        public static BottomDialogFragment getInstance() {
            return new BottomDialogFragment();
        }      

        @Nullable
        @Override
        public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
            final View view = inflater.inflate(R.layout.custom_bottom_sheet, container, false);

            ((TextView) view.findViewById(R.id.hello)).setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
// DO SOMETHING
                }
            });         
            return view;
        }

    }

custom_bottom_sheet.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        
    <TextView
        android:id="@+id/hello"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:padding="@dimen/space_8"
        android:text="Hello Click me!" />
        
    </LinearLayout>

</android.support.design.widget.CoordinatorLayout>