📄 选课系统.mdl
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opExportControl "Public"
uid 0))
class_attributes (list class_attribute_list
(object ClassAttribute "name"
quid "42778B85000E"
documentation "姓名"
type "String"
exportControl "Public")
(object ClassAttribute "age"
quid "42778C660379"
documentation "年龄"
type "int"
initv "0"
exportControl "Public"))
module "Component View::People"
quidu "427796980097"
language "Java")
(object UseCase "Select Course"
quid "4277728703E0"
documentation
|选课事件流：
|1、学生进入选课登陆界面，用例开始
|2、系统提示输入学号和密码
|3、学生输入学号密码
|4、系统验证
| A1：验证失败
|5、进入选课主界面
|6、学生点击选课
|7、系统显示所有课程信息
|8、学生选择课程
|9、系统验证课程是否可选
| A2：不可选
|10、系统提示课程选择成功，提示学生交费
|11、用例结束
|
|错误流：
|A1：验证失败
|1、系统提示验证失败，提示重新输入
|2、三次失败，拒绝访问
|3、成功，转选课事件流第5步
|
|A2：课程不可选
|1、系统提示课程不可选及原因
|2、学生重新选课
|3、重新验证直至成功
|4、转选课事件流第10步
logical_models (list unit_reference_list
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(object Link
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supplier "form"
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messages (list Messages
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frequency "Aperiodic"
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sequence "1"
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Operation "SelectCommand( )"
quidu "42778FDD00A3"
creation FALSE)
(object Message "GetCourseID()"
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synchronization "Simple"
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sequence "2"
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Operation "GetCourseID( )"
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(object Message "GetStudentID()"
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synchronization "Simple"
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sequence "6"
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Operation "GetStudentID( )"
quidu "42778CE503A3"
creation FALSE))))
class "Use Case View::Student"
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persistence "Transient"
creationObj FALSE
multi FALSE)
(object Object "form"
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collaborators (list link_list
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messages (list Messages
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frequency "Aperiodic"
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Operation "QueryAssociation( )"
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(object Link
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supplier "courses"
quidu "427777FC0399"
messages (list Messages
(object Message "GetCourseInfo()"
quid "42777972027F"
frequency "Aperiodic"
synchronization "Simple"
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sequence "1.2"
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Operation "GetCourseInfo( )"
quidu "42779B4001E5"
creation FALSE)
(object Message "DestroyCourse( )"
quid "4277799B0056"
frequency "Aperiodic"
synchronization "Simple"
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sequence "1.4"
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quidu "42779BC80154"
creation FALSE)))
(object Link
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supplier "form"
quidu "427777980182"
messages (list Messages
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quid "427779840163"
frequency "Aperiodic"
synchronization "Simple"
dir "FromClientToSupplier"
sequence "1.3"
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Operation "DisplayCourseList( )"
quidu "42778FFC0057"
creation FALSE))))
class "Logical View::FormView"
quidu "427777B80305"
persistence "Transient"
creationObj FALSE
multi FALSE)
(object Object "courses"
quid "427777FC0399"
class "Logical View::Course"
quidu "42777839031E"
persistence "Persistent"
creationObj FALSE
multi FALSE)
(object Object "control"
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collaborators (list link_list
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quid "427778DD037E"
supplier "db"
quidu "42777813000D"
messages (list Messages
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quid "427778DD037F"
frequency "Aperiodic"
synchronization "Simple"
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sequence "1.1.1"
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Operation "QueryCourse( )"
quidu "42778DB60033"
creation FALSE)
(object Message "QueryAssociation(int,int)"
quid "427779E303D5"
frequency "Aperiodic"
synchronization "Simple"
dir "FromClientToSupplier"
sequence "3.1"
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Operation "QueryAssociation( )"
quidu "42778DDA026F"
creation FALSE)
(object Message "AddAssociation(int,int)"
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frequency "Aperiodic"
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sequence "4"
ordinal 11
Operation "AddAssociation( )"
quidu "42778DE901E5"
creation FALSE)))
(object Link
quid "4277794303D5"
supplier "courses"
quidu "427777FC0399"
messages (list Messages
(object Message "Create(String,int,String,String)"
quid "4277794303D6"
frequency "Aperiodic"
synchronization "Simple"
dir "FromClientToSupplier"
sequence "1.1.2"
ordinal 3
Operation "Create( )"
quidu "42778F0B03C2"
creation FALSE)))
(object Link
quid "427779F502A5"
supplier "control"
quidu "427778090315"
messages (list Messages
(object Message "CanSelect()"
quid "427779F502A6"
frequency "Aperiodic"
synchronization "Simple"
dir "FromClientToSupplier"
sequence "3.2"
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Operation "CanSelect( )"
quidu "42778E8B0332"
creation FALSE))))
class "Logical View::ControlObject"
quidu "427778480244"
persistence "Transient"
creationObj FALSE
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(object Object "db"
quid "42777813000D"
class "Use Case View::Database"
quidu "427772F00215"
persistence "Transient"
creationObj FALSE
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logical_presentations (list unit_reference_list
(object InteractionDiagram "Select Course"
mechanism_ref @1
quid "4277776D01A9"
title "Select Course"
zoom 100
max_height 28350
max_width 21600
origin_x 0
origin_y 0
items (list diagram_item_list
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bold FALSE
italics FALSE
underline TRUE
strike FALSE
color 0
default_color TRUE)
label (object ItemLabel
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location (231, 265)
anchor_loc 1
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max_width 360
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label "stu")
icon "Actor"
icon_style "Icon"
line_color 3342489
fill_color 13434879
quidu "427777830331"
width 120
height 1713
icon_height 162
icon_width 120
icon_y_offset 0
annotation 1
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Focus_Of_Control (object Focus_Of_Control "" @4
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height 60
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(object InterObjView "form" @5
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font (object Font
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bold FALSE
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label (object ItemLabel
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quidu "427777980182"
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label "courses")
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Focus_Of_Control (object Focus_Of_Control "" @15
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(object InterObjView "control" @16
location (1750, 225)
font (object Font
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face "Arial"
bold FALSE
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underline TRUE
strike FALSE
color 0
default_color TRUE)
label (object ItemLabel
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location (1750, 225)
fill_color 13434879
anchor_loc 1
nlines 2
max_width 306
justify 0
label "control")
icon_style "Icon"
line_color 3342489
fill_color 13434879
quidu "427778090315"
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