How to Build Flexible and Reusable WCF Services

<?xml version="1.0"?>
<configuration>
	<appSettings/>
	<connectionStrings>
		<add name="AdvWorksEntities" connectionString="metadata=res://*/EntityModel.csdl|res://*/EntityModel.ssdl|res://*/EntityModel.msl;provider=System.Data.SqlClient;provider connection string=&quot;Data Source=(local);Initial Catalog=AdventureWorks;Integrated Security=True;MultipleActiveResultSets=True&quot;" providerName="System.Data.EntityClient"/>
	</connectionStrings>
	<system.web>
		<!-- 
            Set compilation debug="true" to insert debugging 
            symbols into the compiled page. Because this 
            affects performance, set this value to true only 
            during development.
        -->
		<compilation debug="true" targetFramework="4.0">
		</compilation>
		<!--
            The <authentication> section enables configuration 
            of the security authentication mode used by 
            ASP.NET to identify an incoming user. 
        -->
		<authentication mode="Windows"/>
		<!--
            The <customErrors> section enables configuration 
            of what to do if/when an unhandled error occurs 
            during the execution of a request. Specifically, 
            it enables developers to configure html error pages 
            to be displayed in place of a error stack trace.

        <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">
            <error statusCode="403" redirect="NoAccess.htm" />
            <error statusCode="404" redirect="FileNotFound.htm" />
        </customErrors>
        -->
		<sessionState mode="InProc" cookieless="false" regenerateExpiredSessionId="true" timeout="20"/>
		<pages controlRenderingCompatibilityVersion="3.5" clientIDMode="AutoID"/></system.web>
	<!-- 
        The system.webServer section is required for running ASP.NET AJAX under Internet
        Information Services 7.0.  It is not necessary for previous version of IIS.
    -->
	<system.serviceModel>
		<serviceHostingEnvironment/>
		<behaviors>
			<serviceBehaviors>
				<behavior name="AdventureWorksServiceBehavior">
					<serviceMetadata httpGetEnabled="true"/>
					<serviceDebug includeExceptionDetailInFaults="false"/>
				</behavior>
			</serviceBehaviors>
			<endpointBehaviors>
				<behavior name="BasicInstanceBehavior">
					<HttpSessionInstanceBehavior/>
				</behavior>
			</endpointBehaviors>
		</behaviors>
		<bindings>
			<basicHttpBinding>
				<binding name="BasicBinding" maxReceivedMessageSize="2147483647" maxBufferSize="2147483647"/>
			</basicHttpBinding>
		</bindings>
		<services>
			<service behaviorConfiguration="AdventureWorksServiceBehavior" name="AdventureWorks.Services.StateProvinceService">
				<endpoint address="" binding="basicHttpBinding" contract="AdventureWorks.Services.IStateProvinceService">
					<identity>
						<dns value="localhost"/>
					</identity>
				</endpoint>
				<endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>
			</service>
			<service behaviorConfiguration="AdventureWorksServiceBehavior" name="AdventureWorks.Services.EmployeeService">
				<endpoint address="" binding="basicHttpBinding" bindingConfiguration="BasicBinding" contract="AdventureWorks.Services.IEmployeeService" behaviorConfiguration="BasicInstanceBehavior">
					<identity>
						<dns value="localhost"/>
					</identity>
				</endpoint>
			</service>
		</services>
		<extensions>
			<behaviorExtensions>
				<add name="HttpSessionInstanceBehavior" type="Xomega.Framework.Services.HttpSessionInstanceBehavior, Xomega.Framework, Version=1.2.0.0, Culture=neutral, PublicKeyToken=null"/>
			</behaviorExtensions>
		</extensions>
	</system.serviceModel>
</configuration>