public class BuisnessRuleContext {


    private  Object Object = null;
    private applyBuisnessRule buisnessRuleName;

    public void setAbr(applyBuisnessRule abr) {
        this.buisnessRuleName = abr;
    }

    //use the strategy
      public Object applyBuisnessRule(String jobcode) {

            try {
                Object = buisnessRuleName.execute(jobcode);
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }

        return Object;
      }

}

interface applyBuisnessRule<T> {
    public T execute(String jobCode) throws Exception;
}

class CardvaletImpl<T> implements applyBuisnessRule<T> {
    private static final String Success = null;

    public T execute(String jobCode) throws Exception {
        T result = null;
         // put your logic and populate result here. I believe you are not going to return Success every time as it String
        return result;
    }
}