設(shè)計(jì)模式實(shí)驗(yàn)報(bào)告

1、-. z.實(shí)驗(yàn)一單例模式的應(yīng)用1 實(shí)驗(yàn)?zāi)康?) 掌握單例模式Singleton的特點(diǎn)2) 分析具體問題，使用單例模式進(jìn)展設(shè)計(jì)。2 實(shí)驗(yàn)容和要求很多應(yīng)用工程都有配置文件，這些配置文件里面定義一些應(yīng)用需要的參數(shù)數(shù)據(jù)。通常客戶端使用這個(gè)類是通過new一個(gè)AppConfig的實(shí)例來得到一個(gè)操作配置文件容的對(duì)象。如果在系統(tǒng)運(yùn)行中，有很多地方都需要使用配置文件的容，系統(tǒng)中會(huì)同時(shí)存在多份配置文件的容，這會(huì)嚴(yán)重浪費(fèi)存資源。事實(shí)上，對(duì)于AppConfig類，在運(yùn)行期間，只需要一個(gè)對(duì)象實(shí)例就夠了。則應(yīng)該怎么實(shí)現(xiàn)呢？用C#控制臺(tái)應(yīng)用程序?qū)崿F(xiàn)該單例模式。繪制該模式的UML圖。3 實(shí)驗(yàn)代碼using System;us

2、ing System.Collections.Generic;using System.Linq;using System.Te*t;using System.Threading.Tasks;namespace AppConfigpublicclassSingleton privatestaticSingleton instance;private Singleton() publicstaticSingleton GetInstance() if (instance = null) instance = newSingleton(); return instance; classProgra

3、m staticvoid Main(string args) Singleton singletonOne = Singleton.GetInstance();Singleton singletonTwo = Singleton.GetInstance();if (singletonOne.Equals(singletonTwo) Console.WriteLine(singletonOne 和 singletonTwo 代表的是同一個(gè)實(shí)例); else Console.WriteLine(singletonOne 和 singletonTwo 代表的是不同實(shí)例); Console.ReadK

4、ey(); 4 實(shí)驗(yàn)結(jié)果實(shí)驗(yàn)二工廠模式的應(yīng)用1 實(shí)驗(yàn)?zāi)康?) 掌握工廠模式Factory的特點(diǎn)2) 分析具體問題，使用工廠模式進(jìn)展設(shè)計(jì)。2 實(shí)驗(yàn)容和要求有一個(gè)OEM制造商代理做HP筆記本電腦(Laptop)，后來該制造商得到了更多的品牌筆記本電腦的訂單Acer，Lenovo，Dell，該OEM商發(fā)現(xiàn)，如果一次同時(shí)做很多個(gè)牌子的本本，有些不利于管理。利用工廠模式改善設(shè)計(jì)，用C#控制臺(tái)應(yīng)用程序?qū)崿F(xiàn)該OEM制造商的工廠模式。繪制該模式的UML圖。3 實(shí)驗(yàn)代碼using System;using System.Collections.Generic;using System.Linq;using Sy

5、stem.Te*t;using System.Threading.Tasks;namespace Factoryclassputerpublicvirtualvoid print() Console.Write(我是putern); classHPputer:puter publicoverridevoid print() Console.Write(我是HPputern); classAcerputer : puter publicoverridevoid print() Console.Write(我是Acerputern); classDellputer : puter publicov

6、erridevoid print() Console.Write(我是Dellputern); interfaceIfactory puter Createputer(); classHPFactory : Ifactory publicputer Createputer() returnnewHPputer(); classAcerFactory : Ifactory publicputer Createputer() returnnewAcerputer(); classDellFactory : Ifactory publicputer Createputer() returnnewDe

7、llputer(); classProgram staticvoid Main(string args) Ifactory factory = newHPFactory();puter puter = factory.Createputer(); puter.print(); factory = newDellFactory(); puter = factory.Createputer(); puter.print(); factory = newAcerFactory(); puter = factory.Createputer(); puter.print(); 4 實(shí)驗(yàn)截圖實(shí)驗(yàn)三抽象工廠

8、模式的應(yīng)用1 實(shí)驗(yàn)?zāi)康?) 掌握抽象工廠模式Abstract Factory的特點(diǎn)2) 分析具體問題，使用抽象工廠模式進(jìn)展設(shè)計(jì)。2 實(shí)驗(yàn)容和要求麥當(dāng)勞McDonalds和肯德基KFC快餐店都經(jīng)營(yíng)漢堡Hamburg和可樂Cola，用C#控制臺(tái)應(yīng)用程序?qū)崿F(xiàn)這兩個(gè)快餐店經(jīng)營(yíng)產(chǎn)品的抽象工廠模式。繪制該模式的UML圖。3 實(shí)驗(yàn)代碼using System;using System.Collections.Generic;using System.Linq;using System.Te*t;using System.Threading.Tasks;namespace AbstractFactorycla

9、ssCola publicvirtualvoid print()Console.Write(i am colan); classHum publicvirtualvoid print() Console.Write(i am hamburgern); classKFCCola : Cola publicoverridevoid print() Console.Write(i am KFCcolan); classMDCola : Cola publicoverridevoid print() Console.Write(i am MDcolan); classKFChum:Hum public

10、overridevoid print() Console.Write(i am KFChamburgern); classMDhum : Hum publicoverridevoid print() Console.Write(i am MDhamburgern); abstractclassfactory publicabstractHum createHum();publicabstractCola createCola(); classKFCFectory : factory publicoverrideHum createHum() returnnewKFChum(); publico

11、verrideCola createCola() returnnewKFCCola(); classMDFectory : factory publicoverrideHum createHum() returnnewMDhum(); publicoverrideCola createCola() returnnewMDCola(); classProgram staticvoid Main(string args) factory f = newKFCFectory();Hum h = f.createHum();Cola c = f.createCola(); h.print(); c.p

12、rint(); f = newMDFectory(); h = f.createHum(); c = f.createCola(); h.print(); c.print(); 4 實(shí)驗(yàn)結(jié)果實(shí)驗(yàn)四建造者模式的應(yīng)用1 實(shí)驗(yàn)?zāi)康?) 掌握建造者模式Builder的特點(diǎn)2) 分析具體問題，使用建造者模式進(jìn)展設(shè)計(jì)。2 實(shí)驗(yàn)容和要求建造者模式是一種創(chuàng)立型模式，它主要是應(yīng)對(duì)工程中一些復(fù)雜對(duì)象的創(chuàng)立工作。所謂復(fù)雜對(duì)象，是指此對(duì)象中還含有其它的子對(duì)象。我們現(xiàn)在定義一個(gè)場(chǎng)景：汽車生產(chǎn)必須包含車輪(Wheel)、油箱(OilBo*)和車身(Body)，應(yīng)用建造者模式，用C#控制臺(tái)應(yīng)用程序?qū)崿F(xiàn)該設(shè)計(jì)，構(gòu)建BMW品牌

13、和BenZ品牌汽車生產(chǎn)。繪制該模式的UML圖。3 實(shí)驗(yàn)代碼using System;using System.Collections.Generic;using System.Linq;using System.Te*t;using System.Threading.Tasks;namespace BuilderclassCar privateString wheel;privateString oilBo*;privateString body;publicvoid setWheel(String wheel) this.wheel = wheel; publicvoid setOilBo*

14、(String oilBo*) this.oilBo* = oilBo*; publicvoid setBody(String body) this.body = body; publicvoid introuduce() Console.WriteLine(wheel);Console.WriteLine(oilBo*);Console.WriteLine(body); abstractclassCarBuilder protectedCar car = newCar();publicabstractvoid buildWheel();publicabstractvoid buildOilB

15、o*();publicabstractvoid buildBody();publicCar getCar() return car; classBMWBuilder : CarBuilder publicoverridevoid buildBody() car.setWheel(wheel made in BMW); publicoverridevoid buildOilBo*() car.setOilBo*(oilBo* made in BMW); publicoverridevoid buildWheel() car.setBody(body made in BMW); classBenZ

16、Builder : CarBuilder publicoverridevoid buildBody() car.setWheel(wheel made in Benz); publicoverridevoid buildOilBo*() car.setOilBo*(oilBo* made in Benz); publicoverridevoid buildWheel() car.setBody(body made in Benz); classDirector privateCarBuilder carBuilder;public Director(CarBuilder carBuilder) this.carBuilder = carBuilder; publicvoid setCarBuilder(CarBuilder carBuilder) this.carBuilder = carBuilder; publicvoid construct() carBuilder.buildWheel(); carBuilder.buildBody(); carBuilder.buildOilBo*(); classProgram staticvoid Main(string args) Car car;CarBuilder carbuilder = newBM