改进版的观察者模式

XINCGer · XINCGer · commit dc83c9fe1893 · 2017-08-11T20:43:28.000+08:00
diff --git a/DesignPatterns/ObserverPattern/ObserverPattern/Country.cs b/DesignPatterns/ObserverPattern/ObserverPattern/Country.cs
@@ -31,7 +31,7 @@ public CountryA(string countryName, Spy spy) : base(countryName, spy)
 
         public override void Update()
         {
-           Console.WriteLine(countryName+"&#24471;&#21040;&#24773;&#25253;"+spy.GetIntelligence()+"&#24314;&#20132;");
+           Console.WriteLine(countryName+"&#24471;&#21040;&#24773;&#25253;"+spy.spyName+"&#30340;&#24773;&#25253;"+spy.GetIntelligence()+"&#24314;&#20132;");
         }
     }
 
@@ -43,7 +43,7 @@ public CountryB(string countryName, Spy spy) : base(countryName, spy)
 
         public override void Update()
         {
-            Console.WriteLine(countryName+"&#24471;&#21040;&#24773;&#25253;"+spy.GetIntelligence()+"&#24320;&#25112;");
+            Console.WriteLine(countryName + "&#24471;&#21040;&#24773;&#25253;" + spy.spyName + "&#30340;&#24773;&#25253;" + spy.GetIntelligence() + "&#24314;&#20132;");
         }
     }
 }
diff --git a/DesignPatterns/ObserverPattern/ObserverPattern/Program.cs b/DesignPatterns/ObserverPattern/ObserverPattern/Program.cs
@@ -10,7 +10,7 @@ class Program
     {
         static void Main(string[] args)
         {
-            Spy spy = new Spy();
+            Spy spy = new Spy007("007");
             
             CountryA countryA = new CountryA("A",spy);
             CountryB countryB = new CountryB("B",spy);
diff --git a/DesignPatterns/ObserverPattern/ObserverPattern/Spy.cs b/DesignPatterns/ObserverPattern/ObserverPattern/Spy.cs
@@ -6,10 +6,16 @@
 
 namespace ObserverPattern
 {
-    class Spy
+    abstract class Spy
     {
         private List<Country> listener= new List<Country>();
         private string intelligence;
+        public string spyName;
+
+        public Spy(string name)
+        {
+            this.spyName = name;
+        }
 
         /// <summary>
         /// &#28155;&#21152;&#30417;&#21548;&#65292;&#36827;&#20837;&#22269;&#23478;
@@ -49,4 +55,19 @@ public string GetIntelligence()
             return this.intelligence;
         }
     }
+
+
+    class Spy007 : Spy
+    {
+        public Spy007(string name) : base(name)
+        {
+        }
+    }
+
+    class Mole : Spy
+    {
+        public Mole(string name) : base(name)
+        {
+        }
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@ public CountryA(string countryName, Spy spy) : base(countryName, spy)`
`31`	`31`
`32`	`32`	`public override void Update()`
`33`	`33`	`{`
`34`		`- Console.WriteLine(countryName+"得到情报"+spy.GetIntelligence()+"建交");`
	`34`	`+ Console.WriteLine(countryName+"得到情报"+spy.spyName+"的情报"+spy.GetIntelligence()+"建交");`
`35`	`35`	`}`
`36`	`36`	`}`
`37`	`37`
`@@ -43,7 +43,7 @@ public CountryB(string countryName, Spy spy) : base(countryName, spy)`
`43`	`43`
`44`	`44`	`public override void Update()`
`45`	`45`	`{`
`46`		`- Console.WriteLine(countryName+"得到情报"+spy.GetIntelligence()+"开战");`
	`46`	`+ Console.WriteLine(countryName + "得到情报" + spy.spyName + "的情报" + spy.GetIntelligence() + "建交");`
`47`	`47`	`}`
`48`	`48`	`}`
`49`	`49`	`}`
Original file line number	Diff line number	Diff line change
`@@ -10,7 +10,7 @@ class Program`
`10`	`10`	`{`
`11`	`11`	`static void Main(string[] args)`
`12`	`12`	`{`
`13`		`- Spy spy = new Spy();`
	`13`	`+ Spy spy = new Spy007("007");`
`14`	`14`
`15`	`15`	`CountryA countryA = new CountryA("A",spy);`
`16`	`16`	`CountryB countryB = new CountryB("B",spy);`