工厂举例

XINCGer · XINCGer · commit c19eb0af57d5 · 2017-08-04T19:48:20.000+08:00
diff --git a/DesignPatterns/StrategyPattern/StrategyPattern/ProduceStrategySummer.cs b/DesignPatterns/StrategyPattern/StrategyPattern/ProduceStrategySummer.cs
@@ -0,0 +1,49 @@
+&#65279;using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StrategyPattern
+{
+    /// <summary>
+    /// &#25277;&#35937;&#31639;&#27861;&#31867;
+    /// </summary>
+    abstract class ProduceStrategy
+    {
+        public abstract void Decision(int capital);
+    }
+
+
+    class ProduceStrategySummer:ProduceStrategy
+    {
+        public override void Decision(int capital)
+        {
+            Console.WriteLine("&#22810;&#29983;&#20135;&#20912;&#28608;&#28107;&#34507;&#31957;");
+        }
+    }
+
+    class ProduceStrategyWinter : ProduceStrategy
+    {
+        public override void Decision(int capital)
+        {
+            Console.WriteLine("&#22810;&#29983;&#20135;&#24039;&#20811;&#21147;&#34507;&#31957;");
+        }
+    }
+
+
+    class ProduceContext
+    {
+        private ProduceStrategy produceStrategy;
+
+        public ProduceContext(ProduceStrategy ps)
+        {
+            this.produceStrategy = ps;
+        }
+
+        public void GetDecision(int cap)
+        {
+            produceStrategy.Decision(cap);
+        }
+    }
+}
diff --git a/DesignPatterns/StrategyPattern/StrategyPattern/Program.cs b/DesignPatterns/StrategyPattern/StrategyPattern/Program.cs
@@ -20,6 +20,12 @@ static void Main(string[] args)
             context= new Context(new ConcreteStrategyC());
             context.ContextOperation();
 
+
+            ProduceContext produceContext = new ProduceContext(new ProduceStrategySummer());
+            produceContext.GetDecision(1);
+
+            produceContext = new ProduceContext(new ProduceStrategyWinter());
+            produceContext.GetDecision(1);
         }
     }
 }
diff --git a/DesignPatterns/StrategyPattern/StrategyPattern/StrategyPattern.csproj b/DesignPatterns/StrategyPattern/StrategyPattern/StrategyPattern.csproj
@@ -42,6 +42,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="ProduceStrategySummer.cs" />
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Strategy.cs" />

Original file line number	Diff line number	Diff line change
`@@ -20,6 +20,12 @@ static void Main(string[] args)`
`20`	`20`	`context= new Context(new ConcreteStrategyC());`
`21`	`21`	`context.ContextOperation();`
`22`	`22`
	`23`	`+`
	`24`	`+ ProduceContext produceContext = new ProduceContext(new ProduceStrategySummer());`
	`25`	`+ produceContext.GetDecision(1);`
	`26`	`+`
	`27`	`+ produceContext = new ProduceContext(new ProduceStrategyWinter());`
	`28`	`+ produceContext.GetDecision(1);`
`23`	`29`	`}`
`24`	`30`	`}`
`25`	`31`	`}`