code: public static void validateGreaterThan( Number value, Number limit, String identifier )
          throws PostConditionException
      {
          if( value.doubleValue() > limit.doubleValue() )
          {
              return;
          }
          throw new PostConditionException( identifier + " was not greater than " + limit + ". Was: " + value );
      }
docs: Validates that the value is greater than a limit.
  
  This method ensures that <code>value > limit</code>.
  
  @param identifier The name of the object.
  @param limit      The limit that the value must exceed.
  @param value      The value to be tested.
  
  @throws PostConditionException if the condition is not met.