20BDZڵִе
A B Cӿ Dڵ
ѡ⣺10С⣬ÿ2֣20֣ÿСгѡжǷĿҪģ뽫
дڡѡ1֣ѡѡδѡ֡˵дԾĴֽϣ
1. UML״̬ͼУתͨЩֹɣ ABCDE A A
B¼ CԴ״̬ Bת
Cϵ
DĿ״̬ E Dӿ Dͼ D Dӿ Dҵ
E¼ Eͼ E EЭ EƲ
2ЩԪعͼΣ ACD 3. жֵUMLͼΰ AE Aͼ Bͼ C״̬ͼ 4̵Ҫǣ ABD A
B
Cģ
5ܾ״̬Ķ ABCDE A Bϵͳ C 6UMLͼЩIJΣ ABC A B˵ Cʵֲ 7ʱͼ; ABCD Aʾ̺ͼ
B֮ͬڶ̵ķʱ CʾЭͼ¼ Dʾ漰ཻصһʽ Eϸϵͳ˲̬ͼ
8ЩͼοرﲢΪ CD Aͼ B״̬ Cͼ 9UMLУҪУ CDE
D˳ͼ
Eʵͼ Eʵ E· Aɫ Bҵ C߽ D 10ͼеĽڵЩݣ ABC A Bڴ Cλ
⣺4С⣬ÿ5֣20֣ ˵дԾĴֽϣ
Dӿ
1д̹9
3ǣĹ̡Ĺ̡ʹάĹ 2֣
9УоҪơϸơʵ֡װԡղԡʹά 3֣
2. OOA5
21
1ʶʶʶDZڵĶɸѡ1֣ 2ʶԣ1֣ 3ʶΪ1֣ 4ʶࣨ1֣ 5ʣ1֣
3. ģ͵ԪԼģ
ԪУߣͨŹԼ ÿ0.5 ģͲ裺
1) ϵͳ߽ȷߣ1֣
2) ÿȷ֮1֣
3) ÿдԼĵģͣŻ֮Ĺϵ
֮Ĺϵ1֣
4. RUPͳһеĺĹ 1) 1֣
2) 1֣ 3) ƹ1֣ 4) ʵֹ1֣ 5) Թ1֣
ġʴͷ⣺2С⣬40֣ ˵дԾĴֽϣ
1. Ķ˵ԼUMLͼش123ֽĶӦڡ [˵]
ijͻϢϵͳбͻϢ
(1)˿ͻͻϵͳͻʶ(ϵͳ)ͻϢ(סլ绰email)
(2)ſͻſͻԴԼϵˡͻϵͳ˱ͻʶ(ϵͳ)֮⣬Ҳϵ˵Ϣϵ˵Ϣסլ绰email칫绰Լְλ
ϵͳ˿ԱͻϢ֮⣬¹ܣ (1)ϵͳӿͻ(addCustomer)
(2)ݸĿͻʶϵͳвҸÿͻ(getCustomer) (3)ݸĿͻʶϵͳɾÿͻ(removeCustoner) (4)µϵ(addContact)
(5)ϵͳвָϵ(getContact) (6)ϵͳɾָϵ(removeContact)
ϵͳпΣõ2-1ʾ࣬ 2-1
CustomerlnformationSystem IndividualCustomer
˵ ͻϢϵͳ ˿ͻ 22
InstitutionalCustomer Contact ÿͻϢϵͳUMLͼͼ2-1ʾ
ſͻ ϵ
ͼ2-1 ͻϢϵͳUMLͼ
ش⣺
1) ʹ˵еͼ2-1CustomerPersonԡ
Customerԣͻʶ
Personԣסլ绰email
2) ʶĶضģеһҪ衣˵иͼе(1)
(6)
11 20..* 31 41 51 61..*
3) ˵е2-2ʾķָͼ2-1еCustomerlnformationSystem
InstitutionalCustomerӦֱеЩ
(1)CustomerInformationSystemķ
addCustomergetCustomerremoveCustomer (2)InstitutionalCustomerķ addContactgetContactremoveContact
2-2
ϵͳӿͻ ݸĿͻʶϵͳвҸÿͻ ݸĿͻʶϵͳɾÿͻ µϵ ϵͳвָϵ ϵͳɾָϵ
2. ϵͳ˵:25֣
23
addCustomer getCustomer removeCustomer addContact getContact removeContact ? ûϵͳǰҪûе¼֤ͨû뱾ϵͳûҪ
м㷨 ? û¼ԼעϢû롢ÿҳʾϢû
ͲŵϢ ? ϵͳԱϵͳûɾϵͳûûԡûȨޱ ? ԱԶԵļϢߵϢйɾʱֻɾǡ
? ĹԱǼǡ黹¼͵ӽ֡ģʵֵļĽ
ǼǺ黹ǼǹܡһûĵĵͬĶļ
ˡ
? ϵͳҪʵݵıݺͻָơݱݲȡֱݻ
ȫݡݻָǽݵݻָݿСݺͻָĹܡ
ش⣺
1) ϵͳЩ?3֣
2) ȷϵͳе࣬ҳ֮Ĺϵͼ
3) ҹԱ¼ݡ ᄈʱͼ10֣
UML http://www.5iuml.com
1 UMLеĽͼֱ֣˳ͼЭͼһ֮ҪԵȱ㡣ͼеƵķ
Эͼӻرʾ˶֮ʱ䷢Ľչʾ֮Ĺʾ֮Ϣݡ˳ͼһЭͼҲչʾ֮Ľϵ˳ͼǿǽʱ˳ЭͼǿǽᄈͲ뽻Ķ֯˳ͼʱ˳ͼЭͼտռ֯ͼ
˳ͼرʾϢ֮˳ʱϵҪ϶ˮƽĿռ䡣ЭͼӶʱȽףҷ֧ҲȽ٣ϢȽ϶ʱԱʾϢ֮˳ 2ʲôǸھ۶
ھ۶Ƕһеĸְ֮س̶Ⱥͼг̶ȵĶһи߶ְಢɵĹرô;иھ۶ȡ ˼
Ҫһְְ̫ʱְɸɵȥɡ
صְҪɸͬһࡣ
3 UMLṩһϵеͼ֧ķ,_G__ϵͳľ̬ͼ;
_B_ϵͳΪ֯ͽģǷdzҪ;_D___F_ϵͳ̬ͼĽͼ,_D__ʱ˳֯Ķ֮Ľ,_F__ǿշϢĶ֯ṹ.
A״̬ͼBͼC״̬ͼD˳ͼEͼFЭͼGͼ 4ʲôǶĿɼ?
:ɼԣVisibilityָһܹ һ 5ģһʾ__A__ƹй㷺. A.ʵĸ
24