public final RythmEngine prepare(ICodeType codeType, Locale locale, Map<String, Object> usrCtx) {
        return engine().prepare(codeType, locale, usrCtx);
    }
public final RythmEngine prepare ( ICodeType codeType , Locale locale , Map < String , Object > usrCtx ) { return engine ( ) . prepare ( codeType , locale , usrCtx ) ; }
Prepare the render operation environment settings

@param codeType
@param locale
@param usrCtx
@return the engine instance itself