PLEASE DONT MORE SEND MENSAGE. ----- Original Message ----- From: george brown <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Thursday, December 21, 2000 8:20 PM Subject: RE: (ROSE) would anyone give me an detailed explaination of assoc iation > > Hi James, > Is the association class of Employment conceptually a "role" played by a > Person in a Company. I.e. what Coad refers to it in "Java Modeling ... using > UML"? I'm not really sure if you've read the book, anyway. > > Thanks, > George > > > > >From: "Baker, James D" <[EMAIL PROTECTED]> > >Reply-To: "Baker, James D" <[EMAIL PROTECTED]> > >To: "'[EMAIL PROTECTED]'" <[EMAIL PROTECTED]> > >Subject: RE: (ROSE) would anyone give me an detailed explaination of assoc > >iation > >Date: Thu, 21 Dec 2000 07:30:02 -0800 > > > > > >See if this makes any sense to you. > > > >If you have a Person class and a Company class, then one association > >between > >Person and Company might be Employment. Employment has several attributes > >you might want to maintain, such as start date, current salary, vacation > >days accrued, etc. In this case, the association would be modeled as a > >class. > > > >To generalize from this example, association classes are used when you want > >to specify attributes and operations for an association. There is a > >constraint placed on the association class that there can be only one > >instance of the association class for any set of instances of the other two > >classes. > > > >HTH, > > > >J.D. Baker > >My ideas, my words. You can't blame anyone that might employ me for them. > > > >-----Original Message----- > >From: daniel wang [mailto:[EMAIL PROTECTED]] > >Sent: Thursday, December 21, 2000 6:40 PM > >To: [EMAIL PROTECTED] > >Subject: (ROSE) would anyone give me an detailed explaination of > >association > > > > > >hi : > > i don't really understand the association class in uml. when i should > >make use of them? > >best regards > > > >daniel > > > >************************************************************************ > >* Rose Forum is a public venue for ideas and discussions. > >* For technical support, visit http://www.rational.com/support > >* > >* Admin.Subscription Requests: [EMAIL PROTECTED] > >* Archive of messages: > >http://www.rational.com/products/rose/usergroups/rose_forum.jtmpl > >* Other Requests: [EMAIL PROTECTED] > >* > >* To unsubscribe from the list, please send email > >* > >* To: [EMAIL PROTECTED] > >* Subject:<BLANK> > >* Body: unsubscribe rose_forum > >* > >************************************************************************* > > > > _________________________________________________________________________ > Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com. > > ************************************************************************ > * Rose Forum is a public venue for ideas and discussions. > * For technical support, visit http://www.rational.com/support > * > * Admin.Subscription Requests: [EMAIL PROTECTED] > * Archive of messages: http://www.rational.com/products/rose/usergroups/rose_forum.jtmpl > * Other Requests: [EMAIL PROTECTED] > * > * To unsubscribe from the list, please send email > * > * To: [EMAIL PROTECTED] > * Subject:<BLANK> > * Body: unsubscribe rose_forum > * > ************************************************************************* > > ************************************************************************ * Rose Forum is a public venue for ideas and discussions. * For technical support, visit http://www.rational.com/support * * Admin.Subscription Requests: [EMAIL PROTECTED] * Archive of messages: http://www.rational.com/products/rose/usergroups/rose_forum.jtmpl * Other Requests: [EMAIL PROTECTED] * * To unsubscribe from the list, please send email * * To: [EMAIL PROTECTED] * Subject:<BLANK> * Body: unsubscribe rose_forum * *************************************************************************
