学步园

相关概念：

SAO,CAO

SingleTon(默认),SingleCall

用Spring.net 配置发布Remoting,服务器对象不需要继承MarshByRefObject,而是一个原生的PONO(plain .net object)。spring.net在运行时创建一个proxy继承MarshByRefObject.

 

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <configSections>
    <sectionGroup name="spring">
      <section name="context" type="Spring.Context.Support.ContextHandler, Spring.Core" />
      <section name="objects" type="Spring.Context.Support.DefaultSectionHandler, Spring.Core" />
      <section name="parsers" type="Spring.Context.Support.NamespaceParsersSectionHandler, Spring.Core" />
    </sectionGroup>
  </configSections>
  <spring>
    <parsers>
      <parser type="Spring.Remoting.Config.RemotingNamespaceParser, Spring.Services" />
    </parsers>
    <context>
      <resource uri="config://spring/objects" />
      <!--<resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/cao.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/cao-aop.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleCall.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleCall-aop.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleton.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleton-aop.xml" />-->
    </context>
    <objects xmlns="http://www.springframework.net"
                     xmlns:r="http://www.springframework.net/remoting">
      <description>Definitions of objects to be exported.</description>
      <r:configurer filename="TestSpringService.ServerApp.exe.config" />
      <!--singleton="false" 即为SAO的SingleCall,默认为Singleton-->
      <object id="singletonCalculator" type="TestSpringService.Common.Calculator, TestSpringService.Common"
              singleton="false"></object>
      <!--导出接口-->
      <r:saoExporter
          targetName="singletonCalculator"
          serviceName="RemotedSaoSingletonCalculatorWucg" />
      <!--
        Old fashion way without remoting config parser...    -->
      <object name="saoSingletonCalculator" type="Spring.Remoting.SaoExporter, Spring.Services">
        <property name="TargetName" value="singletonCalculator" />
        <property name="ServiceName" value="RemotedSaoSingletonCalculatorWucgOld" />
      </object>
    </objects>
  </spring>
  <system.runtime.remoting>
    <application>
      <channels>
        <channel ref="tcp" port="8080" />
        <!--<channel ref="http" port="8080" />-->
      </channels>
    </application>
  </system.runtime.remoting>
</configuration>

 

Server端程序：

static void Main(string[] args)
        {
            try
            {
                // Force Spring to load configuration
                ContextRegistry.GetContext();
                Console.Out.WriteLine("Server listening...");
            }
            catch (Exception e)
            {
                Console.Out.WriteLine(e);
            }
            finally
            {
                Console.Out.WriteLine("--- Press <return> to quit ---");
                Console.ReadLine();
            }
        }

 

 

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <configSections>
    <sectionGroup name="spring">
      <section name="context" type="Spring.Context.Support.ContextHandler, Spring.Core" />
      <section name="objects" type="Spring.Context.Support.DefaultSectionHandler, Spring.Core" />
      <section name="parsers" type="Spring.Context.Support.NamespaceParsersSectionHandler, Spring.Core" />
    </sectionGroup>
  </configSections>
  <spring>
    <parsers>
      <parser type="Spring.Remoting.Config.RemotingNamespaceParser, Spring.Services" />
    </parsers>
    <context>
      <resource uri="config://spring/objects" />
      <!--<resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/cao.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/cao-aop.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleCall.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleCall-aop.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleton.xml" />
      <resource uri="assembly://Spring.Calculator.RemoteApp/Spring.Calculator.RemoteApp.Config/saoSingleton-aop.xml" />-->
    </context>
    <objects xmlns="http://www.springframework.net"
                     xmlns:r="http://www.springframework.net/remoting">
      <description>配置服务</description>
      <!--注：serviceInterface一定为接口-->
      <r:saoFactory id="calculatorService"
                serviceInterface="TestSpringService.Common.ICalculator, TestSpringService.Common"
                serviceUrl="http://localhost:8080/RemotedSaoSingletonCalculatorWucg"/>
      <!--Old fashion way without remoting config parser...-->
      <object id="calculatorServiceOld" type="Spring.Remoting.SaoFactoryObject, Spring.Services">
        <property name="ServiceInterface" value="TestSpringService.Common.ICalculator, TestSpringService.Common" />
        <property name="ServiceUrl" value="tcp://localhost:8080/RemotedSaoSingletonCalculatorWucgOld" />
      </object>
    </objects>
  </spring>
</configuration>

 

Client程序：

 

 static void Main(string[] args)
        {
            IApplicationContext ctx = ContextRegistry.GetContext();

            Console.WriteLine("Get Calculator...");
            ICalculator firstCalc = (ICalculator)ctx.GetObject("calculatorServiceOld");

            Console.WriteLine("Divide(11, 2) : " + firstCalc.Divide(11, 2));

            Console.WriteLine("Divide(11, 2) : " + firstCalc.Add(11, 2));

            Console.WriteLine("Get Calculator...");
            ICalculator secondCalc = (ICalculator)ctx.GetObject("calculatorServiceOld");
            Console.WriteLine("Divide(20, 3) : " + secondCalc.Divide(20, 3));

 

            Console.ReadLine();

        }

 

项目文件下载

 

PS:

CAO导出

      <object id="caoCalculator" type="TestSpringService.Common.Calculator, TestSpringService.Common"
      lazy-init="true"  ></object>
      <!--CAO导出接口 old fashion-->
      <!--<object id="caoCalculatorOld" type="Spring.Remoting.CaoExporter, Spring.Services">
        <property name="TargetName" value="caoCalculator" />
        <property name="Infinite" value="false" />
        <property name="InitialLeaseTime" value="2m" />
        <property name="RenewOnCallTime" value="1m" />
      </object>-->
      <!--最新导出方式-->
      <r:caoExporter targetName="caoCalculator" infinite="false">
        <r:lifeTime initialLeaseTime="2m" renewOnCallTime="1m" />
      </r:caoExporter>

 

 

 

      <!--cao Services-->
      <object id="caoCalculatorServiceOld" type="Spring.Remoting.CaoFactoryObject, Spring.Services">
        <property name="RemoteTargetName" value="caoCalculator" />
        <property name="ServiceUrl" value="tcp://localhost:8080" />
      </object>
      <r:caoFactory id="caoCalculatorService"
remoteTargetName="caoCalculator"
serviceUrl="tcp://localhost:8080" />
cs代码：
            ICalculator caoCalc = (ICalculator)ctx.GetObject("caoCalculatorServiceOld");
            Console.WriteLine("cao multiply:"+ caoCalc.Multiply(10, 20));
            ICalculator caoNewCalc = (ICalculator)ctx.GetObject("caoCalculatorService");
            Console.WriteLine("cao multiply:" + caoNewCalc.Add(10, 20));
            

 

ILease.RenewOnCallTime Property

 

Gets or sets the amount of time by which a call to the remote object renews the CurrentLeaseTime.

 

Namespace:  System.Runtime.Remoting.Lifetime
Assembly:  mscorlib (in mscorlib.dll)

 

ILease Properties

The ILease type exposes the following members.

Properties

---

	Name	Description
	CurrentLeaseTime	Gets the amount of time remaining on the lease.
	CurrentState	Gets the current LeaseState of the lease.
	InitialLeaseTime	Gets or sets the initial time for the lease.
	RenewOnCallTime	Gets or sets the amount of time by which a call to the remote object renews the CurrentLeaseTime.
	SponsorshipTimeout	Gets or sets the amount of time to wait for a sponsor to return with a lease renewal time.

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