lib-manipulation/src/main/java/com/nhaarman/listviewanimations/itemmanipulation/expandablelistitem/ExpandableListItemAdapter.java
@Nullable
    private View getContentParent(final int position) {
        View contentParent = null;

        View parentView = findViewForPosition(position);
        if (parentView != null) {
            Object tag = parentView.getTag();
            if (tag instanceof ViewHolder) {
                contentParent = ((ViewHolder) tag).contentParent;
            }
        }

        return contentParent;
    }
@Nullable
    private View getContentParent(final int position) {
        View contentParent = null;

        View parentView = findViewForPosition(position);
        if (parentView != null) {
            Object tag = parentView.getTag();
            if (tag instanceof ViewHolder) {
                contentParent = ((ViewHolder) tag).contentParent;
            }
        }

        return contentParent;
    }
@ Nullable private View getContentParent ( final int position ) { View contentParent = null ; View parentView = findViewForPosition ( position ) ; if ( parentView != null ) { Object tag = parentView . getTag ( ) ; if ( tag instanceof ViewHolder ) { contentParent = ( ( ViewHolder ) tag ) . contentParent ; } } return contentParent ; }
Return the content parent at the specified position.

@param position Index of the view we want.

@return the view if it exist, null otherwise.
Return the content parent at the specified position .