类图
2017-03-14 11:28:14 0 举报类图是一种用于展示系统中各个类之间的关系和属性的静态结构图。它通过表示类、接口、关联关系、继承关系、聚合关系等元素，帮助开发人员更好地理解和设计系统的结构。在类图中，每个类用一个矩形表示，类名位于矩形顶部，属性和方法则列在矩形内部。类的关联关系用箭头表示，箭头的方向指向被关联的类。继承关系用空心三角形表示，箭头指向父类。聚合关系用实心菱形表示，箭头指向整体。通过类图，开发人员可以清晰地看到系统中各个类之间的关系和依赖，有助于提高代码的可读性和可维护性。
作者其他创作
大纲/内容
MonitoringService
+heartBeat():boolean
ConcretService
-mq:MessageQueue-dse:DataSearchEngine-df:DataFetching-ac:AuthorityCheck-ms:MonitorService
+ handleRequest(RequestPara)
ServiceInfo
- id: long- serviceName: String- serviceBalance: double......
+ getters & setters
ServiceProxy
DataSearchEngine
- cache:Collection- df:DataFetching
+ getData(QueryPara)- isLoaded(QueryPara)- cleanCache()
Snack
-id: int-name: String-price: double-taste: String-storeID: int-pictureList: List
后台管理系统
Store
-id: int-name: String-address: String
AuthorityCheck
-token:String
+checkAuthority(RequestPara)
DaoFactory
- databaseconfig- daos
+ getDao(DaoType)
ErrorCheck
ShutdownHook();
SecurityService
+SecurityService(RequestString):String
User
-id: int-name: String-password: String
1
ConnectCheck
CloseFuture();
前端服务器
Order
-id: int-userID: int-snakeID: int-time: Date-amount: double
StoreManager
-id: int-name: String-password: String-storeID: int
Service
+serviceInfo:ServiceInfo
+update(serviceInfo):void+heartBeat():void+requestParsing(RequestString)
StoreDaoImpl
+getStoreByID(id: int)+createStore(store: Store)+updateStore(store: Store)
StateServiceImpl
+getState()
数据存储模块
OrderDaoImpl
+getOrderByID(id: int)+getAllOrder(userID: int)+createOrder(order: Order)+deleteOrder(id: int)
1...n
MessageCheck
HalfPackageHandle();ParityCheck();
RequestParserService
+requestParsing(RequestString)
RequestSeviceProxy
+ request(String): String
MessageQueue
-requests:List
+ put()+ get() - resize()
UserDao
+getUserByID(id: int)+createUser(user: User)+updateUser(user: User)
PictureDao
+getPictureByID(id: int)+getAllPictureBySnack(snackID: int)+createPicture(picture: Picture)+deletePicture(id: int)
QueryOrder
setOrder();
Message
id：long
receive();transfer();
ServiceTable
+id:long+list: List
+getter&setter
RegisterTable
- id: long- serviceList: List......
RegisterServiceProxy
- serviceInfo: ServiceInfo
+ listenService(ServiceInfo): void+ registerService(ServiceInfo): void
Leader
- id: long- name: String- role: int- registerList: List......
+ getters & setters+ sync(RegisterTable): boolean+ elect(): boolean+ listenService(ServiceInfo): void+ registerService(ServiceInfo): void+ request(String): String
PictureDaoImpl
RegisterListener
MonitorService
- callInfos
OrderDao
StateService
注册中心模块
SnackDao
+getSnackByID(id: int)+createSnack(snake: Snake)+updateSnack(snake: Snake)+deleteSnack(id: int)+getAllSnackByStore(storeID: int)
SnackDaoImpl
Serial/Deserial
ByteBuf bytebuf;Object object;
encode();decode();
UserDaoImpl
Picture
-id: int-name: String-snackID: int-path: String
RequestService
ServiceTableService
+updateSelf():void+update(ServiceInfo):void
+id:long+serviceName:String+serviceAddress:String...
SyncService
+ sync(RegisterTable): boolean+ elect(): boolean
通信模块
httpRequest
服务集群
StoreDao
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