//引入命名空间
using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Channels.Http;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Serialization;
using System.Security.Permissions;

public class ObjRefExample {

   [PermissionSet(SecurityAction.LinkDemand)]
   public static void Main() {

      ChannelServices.RegisterChannel(new HttpChannel(8090));

      WellKnownServiceTypeEntry wkste = 
         new WellKnownServiceTypeEntry(typeof(RemoteObject), 
                                       "RemoteObject", 
                                       WellKnownObjectMode.Singleton);
      
      RemotingConfiguration.RegisterWellKnownServiceType( wkste );

      RemoteObject RObj = 
         (RemoteObject)Activator.GetObject(typeof(RemoteObject), 
                                           "http://localhost:8090/RemoteObject");

      LocalObject LObj = new LocalObject();
      
      RObj.Method1( LObj );

      Console.WriteLine("Press Return to exit...");
      Console.ReadLine();
   }
}

[PermissionSet(SecurityAction.Demand, Name="FullTrust")] 
public class RemoteObject : MarshalByRefObject {

   public void Method1(LocalObject param) {
      Console.WriteLine("Invoked: Method1({0})", param);
   }
}

//引入命名空间
using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Channels.Tcp;

public class ServerClass {

    public static void Main()  {

ChannelServices.RegisterChannel(new TcpChannel(8082));

RemotingConfiguration.ApplicationName = "HelloServiceApplication";

RemotingConfiguration.RegisterWellKnownServiceType( typeof(HelloService),
                                                    "MyUri",
                                                    WellKnownObjectMode.SingleCall 
                                                  );

Console.WriteLine("Press enter to stop this process.");
        Console.ReadLine();
    }
}

//引入命名空间
using System;

public class HelloService : MarshalByRefObject {

    static int n_instances;

    public HelloService() {
        n_instances++;
        Console.WriteLine("");
        Console.WriteLine("HelloService activated - instance # {0}.", n_instances);
    }

    ~HelloService()  {
        Console.WriteLine("HelloService instance {0} destroyed.", n_instances);
        n_instances--;
    }

    public String HelloMethod(String name)  {

        Console.WriteLine("HelloMethod called on HelloService instance {0}.", n_instances);
        return "Hi there " + name + ".";
    }
}

//引入命名空间
using System;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Channels;
using System.Runtime.Remoting.Channels.Http;


public class MathServer
{
   public static int Main()
   {
      HttpChannel chan = new HttpChannel(9050);
      ChannelServices.RegisterChannel(chan);
      RemotingConfiguration.RegisterWellKnownServiceType(
         Type.GetType("MathClass, MathClass"), "MyMathServer",
         WellKnownObjectMode.SingleCall);
      Console.WriteLine("Hit <enter> to exit...");
      Console.ReadLine();
      return 0;
    }
}


public class MathClass : MarshalByRefObject
{
   public int Add(int a, int b)
   {
     int c = a + b;
     return c;
   }

   public int Subtract(int a, int b)
   {
      int c = a - b;
      return c;
   }

   public int Multiply(int a, int b)
   {
      int c = a * b;
      return c;
   }

   public int Divide(int a, int b)
   {
      int c;
      if (b != 0)
         c = a / b;
      else
         c = 0;
      return c;
   }
}