Spring.net Service 配置Remoting示例

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.

 

服务器端配置示例

<? 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();
            }
        }

 

 

Client端配置

<? 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

Server端CAO配置

       < 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 >

 

 

 

Client端配置及调用

       <!-- 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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