[索引页]
[源码下载]
作者: webabcd
介绍
WCF(Windows Communication Foundation) - 契约(Contract):服务契约(ServiceContract),操作契约(OperationContract),数据契约(DataContract),服务已知类型(ServiceKnownType),数据成员(DataMember)。
示例
1、服务
IPersonManager.cs
[源码下载]
化零为整WCF(2) - 契约Contract(ServiceContract、OperationContract、DataContract、ServiceKnownType和DataMember)
作者: webabcd
介绍
WCF(Windows Communication Foundation) - 契约(Contract):服务契约(ServiceContract),操作契约(OperationContract),数据契约(DataContract),服务已知类型(ServiceKnownType),数据成员(DataMember)。
示例
1、服务
IPersonManager.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// 人员管理接口
/// </summary>
// Namespace - 服务契约的命名空间
// Name - 服务契约的名称(会对应到相关的wsdl,默认情况下本例为接口名“IPersonManager”)
// ConfigurationName - 服务契约在宿主中所配置的服务名称(默认情况下本例为类的全名“WCF.ServiceLib.Contract.IPersonManager”)
[ServiceContract(Namespace = "http://webabcd.cnblogs.com", Name = "IPersonManager", ConfigurationName = "ConfigurationNameTest")]
// 服务已知类型 - Student(数据契约)继承自Person(数据契约),要指定Student为已知类型,其才会被序列化
[ServiceKnownType(typeof(Student))]
public interface IPersonManager
{
/// <summary>
/// 获取某人的姓名
/// </summary>
/// <param name="p">Person对象</param>
/// <returns></returns>
// Name - 操作契约的名称(会对应到相关的wsdl,默认情况下本例为方法名“GetName”)
[OperationContract(Name="GetPersonName")]
string GetName([MessageParameter(Name = "person")] Person p);
}
}
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// 人员管理接口
/// </summary>
// Namespace - 服务契约的命名空间
// Name - 服务契约的名称(会对应到相关的wsdl,默认情况下本例为接口名“IPersonManager”)
// ConfigurationName - 服务契约在宿主中所配置的服务名称(默认情况下本例为类的全名“WCF.ServiceLib.Contract.IPersonManager”)
[ServiceContract(Namespace = "http://webabcd.cnblogs.com", Name = "IPersonManager", ConfigurationName = "ConfigurationNameTest")]
// 服务已知类型 - Student(数据契约)继承自Person(数据契约),要指定Student为已知类型,其才会被序列化
[ServiceKnownType(typeof(Student))]
public interface IPersonManager
{
/// <summary>
/// 获取某人的姓名
/// </summary>
/// <param name="p">Person对象</param>
/// <returns></returns>
// Name - 操作契约的名称(会对应到相关的wsdl,默认情况下本例为方法名“GetName”)
[OperationContract(Name="GetPersonName")]
string GetName([MessageParameter(Name = "person")] Person p);
}
}
PersonManager.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// 人员管理类
/// </summary>
public class PersonManager : IPersonManager
{
/// <summary>
/// 获取某人的姓名
/// </summary>
/// <param name="p">Person对象</param>
/// <returns></returns>
public string GetName(Person p)
{
return "Name: " + p.Name;
}
}
}
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// 人员管理类
/// </summary>
public class PersonManager : IPersonManager
{
/// <summary>
/// 获取某人的姓名
/// </summary>
/// <param name="p">Person对象</param>
/// <returns></returns>
public string GetName(Person p)
{
return "Name: " + p.Name;
}
}
}
Person.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// Person的实体类
/// </summary>
// Name - 数据契约的名称(会对应到相关的wsdl,默认情况下本例为类名“Person”)
[DataContract(Name = "PersonModel")]
public class Person
{
/// <summary>
/// Person的实体类的Age属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“Age”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "PersonAge", IsRequired = false, Order = 1)]
public int Age { get; set; }
/// <summary>
/// Person的实体类的Name属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“Name”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "PersonName", IsRequired = false, Order = 0)]
public string Name { get; set; }
}
}
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// Person的实体类
/// </summary>
// Name - 数据契约的名称(会对应到相关的wsdl,默认情况下本例为类名“Person”)
[DataContract(Name = "PersonModel")]
public class Person
{
/// <summary>
/// Person的实体类的Age属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“Age”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "PersonAge", IsRequired = false, Order = 1)]
public int Age { get; set; }
/// <summary>
/// Person的实体类的Name属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“Name”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "PersonName", IsRequired = false, Order = 0)]
public string Name { get; set; }
}
}
Student.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// Student的实体类
/// </summary>
// Name - 数据契约的名称(会对应到相关的wsdl,默认情况下本例为类名“Student”)
[DataContract(Name = "StudentModel")]
public class Student : Person
{
/// <summary>
/// Student的实体类的School属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“School”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "School", IsRequired = false, Order = 0)]
public string School { get; set; }
}
}
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.Runtime.Serialization;
namespace WCF.ServiceLib.Contract
{
/// <summary>
/// Student的实体类
/// </summary>
// Name - 数据契约的名称(会对应到相关的wsdl,默认情况下本例为类名“Student”)
[DataContract(Name = "StudentModel")]
public class Student : Person
{
/// <summary>
/// Student的实体类的School属性
/// </summary>
// Name - 数据成员的名称(会对应到相关的wsdl,默认情况下本例为属性名“School”)
// IsRequired - 该值指示序列化引擎该成员在读取或反序列化时必须存在
// Order - 数据成员在相关的wsdl中的顺序
// EmitDefaultValue - 如果应该在序列化流中生成成员的默认值,则为 true,否则为 false,默认值为 true
[DataMember(Name = "School", IsRequired = false, Order = 0)]
public string School { get; set; }
}
}
2、宿主
PersonManager.svc
PersonManager.svc
<%@ ServiceHost Language="C#" Debug="true" Service="WCF.ServiceLib.Contract.PersonManager" %>
Web.config
<?xml version="1.0"?>
<configuration>
<system.serviceModel>
<behaviors>
<serviceBehaviors>
<behavior name="ContractBehavior">
<!--httpGetEnabled - 使用get方式提供服务-->
<serviceMetadata httpGetEnabled="true" />
</behavior>
</serviceBehaviors>
</behaviors>
<services>
<!--name - 提供服务的类名-->
<!--behaviorConfiguration - 指定相关的行为配置-->
<service name="WCF.ServiceLib.Contract.PersonManager" behaviorConfiguration="ContractBehavior">
<!--address - 服务地址-->
<!--binding - 通信方式-->
<!--contract - 服务契约-->
<endpoint address="" binding="basicHttpBinding" contract="ConfigurationNameTest" />
</service>
</services>
</system.serviceModel>
</configuration>
<configuration>
<system.serviceModel>
<behaviors>
<serviceBehaviors>
<behavior name="ContractBehavior">
<!--httpGetEnabled - 使用get方式提供服务-->
<serviceMetadata httpGetEnabled="true" />
</behavior>
</serviceBehaviors>
</behaviors>
<services>
<!--name - 提供服务的类名-->
<!--behaviorConfiguration - 指定相关的行为配置-->
<service name="WCF.ServiceLib.Contract.PersonManager" behaviorConfiguration="ContractBehavior">
<!--address - 服务地址-->
<!--binding - 通信方式-->
<!--contract - 服务契约-->
<endpoint address="" binding="basicHttpBinding" contract="ConfigurationNameTest" />
</service>
</services>
</system.serviceModel>
</configuration>
3、客户端
PersonManager.aspx
PersonManager.aspx
<%@ Page Language="C#" MasterPageFile="~/Site.master" AutoEventWireup="true" CodeFile="PersonManager.aspx.cs"
Inherits="Contract_PersonManager" Title="契约(ServiceContract、OperationContract、DataContract、ServiceKnownType和DataMember)" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
<asp:TextBox ID="txtName" runat="server" Text="webabcd" />
<asp:Button ID="btnGetName" runat="server" Text="GetName"
/>
</asp:Content>
Inherits="Contract_PersonManager" Title="契约(ServiceContract、OperationContract、DataContract、ServiceKnownType和DataMember)" %>
<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
<asp:TextBox ID="txtName" runat="server" Text="webabcd" />
<asp:Button ID="btnGetName" runat="server" Text="GetName"
/>
</asp:Content>
PersonManager.aspx.cs
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
public partial class Contract_PersonManager : System.Web.UI.Page
{
protected void Page_Load( object sender, EventArgs e)
{
}
protected void btnGetName_Click( object sender, EventArgs e)
{
// Contract.IPersonManager pm = new Contract.PersonManagerClient();
Contract.PersonManagerClient proxy = new Contract.PersonManagerClient();
Contract.StudentModel sm = new Contract.StudentModel() { PersonName = txtName.Text };
Page.ClientScript.RegisterStartupScript(
this.GetType(),
"js",
string.Format( "alert('{0}')", proxy.GetPersonName(sm)),
true);
proxy.Close();
}
}
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
public partial class Contract_PersonManager : System.Web.UI.Page
{
protected void Page_Load( object sender, EventArgs e)
{
}
protected void btnGetName_Click( object sender, EventArgs e)
{
// Contract.IPersonManager pm = new Contract.PersonManagerClient();
Contract.PersonManagerClient proxy = new Contract.PersonManagerClient();
Contract.StudentModel sm = new Contract.StudentModel() { PersonName = txtName.Text };
Page.ClientScript.RegisterStartupScript(
this.GetType(),
"js",
string.Format( "alert('{0}')", proxy.GetPersonName(sm)),
true);
proxy.Close();
}
}
Web.config
<?xml version="1.0"?>
<configuration>
<system.serviceModel>
<client>
<!--address - 服务地址-->
<!--binding - 通信方式-->
<!--contract - 服务契约-->
<endpoint address="http://localhost:3502/ServiceHost/Contract/PersonManager.svc" binding="basicHttpBinding" contract="Contract.IPersonManager" />
</client>
</system.serviceModel>
</configuration>
<configuration>
<system.serviceModel>
<client>
<!--address - 服务地址-->
<!--binding - 通信方式-->
<!--contract - 服务契约-->
<endpoint address="http://localhost:3502/ServiceHost/Contract/PersonManager.svc" binding="basicHttpBinding" contract="Contract.IPersonManager" />
</client>
</system.serviceModel>
</configuration>
运行结果:
单击"btnGetName"后弹出提示框,显示"Name: webabcd"
OK
[源码下载]
单击"btnGetName"后弹出提示框,显示"Name: webabcd"
OK
[源码下载]
本文转自webabcd 51CTO博客,原文链接:
http://blog.51cto.com/webabcd/344106
,如需转载请自行联系原作者