Personally, I wouldn't have it interface with the database - I'd pass an OrderItemDAO to the OrderDAO in its constructor, and the OrderDAO would use the OrderItemDAO to read/write the OrderItems associated with a given order.
-Joe On 5/25/05, Joe Ferraro <[EMAIL PROTECTED]> wrote: > Interesting, > > Tell me more about the getItem function how does it interface with the > database? > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf > Of Ben Rogers > Sent: Wednesday, May 25, 2005 11:19 AM > To: [email protected] > Subject: RE: [CFCDev] object composition - which method is better in > coldfusion? > > If you use an array of objects, then each OrderItem can calculate it's own > total (quantity * unitPrice = price), calculate it's own weight and return > references to other objects (orderItem.getItem() would return the actual > item in the store/catalog). Then, when you need to calculate your order > total, you can loop through the OrderItems and sum up the total. > > Ben Rogers > http://www.c4.net > v.508.240.0051 > f.508.240.0057 > ________________________________________ > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf > Of Joe Ferraro > Sent: Wednesday, May 25, 2005 11:25 AM > To: [email protected] > Subject: [CFCDev] object composition - which method is better in coldfusion? > > I have an order object, in ColdFusion which method is better for composition > of this object. > > Attribute orderItems - array of structures > > Or > > Attribute orderItems - array of orderItem objects > > The average number of order items is 3 and with an occasional high of 20. > > What are your thoughts? > > > > ---------------------------------------------------------- > You are subscribed to cfcdev. To unsubscribe, send an email to > [email protected] with the words 'unsubscribe cfcdev' as the subject of the > email. > > CFCDev is run by CFCZone (www.cfczone.org) and supported by CFXHosting > (www.cfxhosting.com). > > CFCDev is supported by New Atlanta, makers of BlueDragon > http://www.newatlanta.com/products/bluedragon/index.cfm > > An archive of the CFCDev list is available at > www.mail-archive.com/[email protected] > > > > > > ---------------------------------------------------------- > You are subscribed to cfcdev. To unsubscribe, send an email to > [email protected] with the words 'unsubscribe cfcdev' as the subject of the > email. > > CFCDev is run by CFCZone (www.cfczone.org) and supported by CFXHosting > (www.cfxhosting.com). > > CFCDev is supported by New Atlanta, makers of BlueDragon > http://www.newatlanta.com/products/bluedragon/index.cfm > > An archive of the CFCDev list is available at > www.mail-archive.com/[email protected] > > > -- Get Glued! The Model-Glue ColdFusion Framework http://www.model-glue.com ---------------------------------------------------------- You are subscribed to cfcdev. To unsubscribe, send an email to [email protected] with the words 'unsubscribe cfcdev' as the subject of the email. CFCDev is run by CFCZone (www.cfczone.org) and supported by CFXHosting (www.cfxhosting.com). CFCDev is supported by New Atlanta, makers of BlueDragon http://www.newatlanta.com/products/bluedragon/index.cfm An archive of the CFCDev list is available at www.mail-archive.com/[email protected]
