public final void getContent ( @ Nonnull final WPECTYPE aWPEC ) { if ( isValidToDisplayPage ( aWPEC ) . isValid ( ) ) { // "before"-callback beforeFillContent ( aWPEC ) ; // Create the main page content fillContent ( aWPEC ) ; // "after"-callback afterFillContent ( aWPEC ) ; } else { // Invalid to display page onInvalidToDisplayPage ( aWPEC ) ; } }
Default implementation calling the abstract fillContent method and creating the help node if desired .