/// <summary>
/// Create new instance of <see cref="Microsoft.Samples.NLayerApp.Presentation.Windows.WPF.ServiceAgents.Proxies.MainModuleicrosoft.Samples.NLayerApp.Presentation.Windows.WPF.ServiceAgents.Proxies.MainModule.IMainModuleService"/>
/// instance with a configuration of uri, via behaviors, etc
/// </summary>
/// <returns>New instance of <see cref="Microsoft.Samples.NLayerApp.Presentation.Windows.WPF.ServiceAgents.Proxies.MainModuleicrosoft.Samples.NLayerApp.Presentation.Windows.WPF.ServiceAgents.Proxies.MainModule.IMainModuleService"/>
/// </returns>
public static IMainModuleService GetMainModuleService()
{
//This method encapsulate discover end point, set via behaviors, security credentials initialization
//and other configuration params
//if discovery services is enabled in configuration file
string discoveryValue = ConfigurationManager.AppSettings["discovery_wcf_services"];
bool discoveryResult;
if (!string.IsNullOrEmpty(discoveryValue)
&&
!string.IsNullOrWhiteSpace(discoveryValue)
&&
Boolean.TryParse(discoveryValue,out discoveryResult)
&&
discoveryResult)
{
//for more information about DynamicEndpoint and WS-Discovery see
//http://msdn.microsoft.com/en-us/library/dd288697.aspx
//http://geeks.ms/blogs/unai/archive/2009/12/21/wcf-4-0-ws-discovery-y-dynamicendpoint.aspx
DynamicEndpoint endpoint = new DynamicEndpoint(ContractDescription.GetContract(typeof(IMainModuleService)),
new WS2007HttpBinding());
return new MainModuleServiceClient(endpoint);
}
else
return new MainModuleServiceClient();
}
public void DefaultValues ()
{
var cd = ContractDescription.GetContract (typeof (ITestService));
var binding = new BasicHttpBinding ();
var de = new DynamicEndpoint (cd, binding);
Assert.AreEqual (DiscoveryClientBindingElement.DiscoveryEndpointAddress, de.Address, "#1");
var fc = de.FindCriteria;
Assert.IsNotNull (fc, "#2");
Assert.AreEqual (1, fc.ContractTypeNames.Count, "#2-2");
Assert.AreEqual (0, fc.Scopes.Count, "#2-3");
Assert.AreEqual (0, fc.Extensions.Count, "#2-4");
var dep = de.DiscoveryEndpointProvider;
Assert.IsNotNull (dep, "#3");
var dise = dep.GetDiscoveryEndpoint ();
TestDiscoveryEndpoint (dise);
Assert.IsNotNull (de.Contract, "#11"); // for ITestService
Assert.AreEqual ("http://tempuri.org/", de.Contract.Namespace, "#11-2");
Assert.AreEqual ("ITestService", de.Contract.Name, "#11-3");
Assert.IsNotNull (de.Binding, "#12"); // Custom{DiscoveryClient|BasicHttpBinding-elements}
Assert.IsNotNull (de.Binding.CreateBindingElements ().FirstOrDefault (be => be is DiscoveryClientBindingElement), "#12-2");
Assert.IsNotNull (de.Binding.CreateBindingElements ().FirstOrDefault (be => be is HttpTransportBindingElement), "#12-3");
Assert.IsNotNull (de.Address, "#13");
Assert.AreEqual (DiscoveryClientBindingElement.DiscoveryEndpointAddress, de.Address, "#13-2");
Assert.AreEqual (DiscoveryClientBindingElement.DiscoveryEndpointAddress.Uri, de.ListenUri, "#14");
Assert.AreEqual (0, de.Behaviors.Count, "#15");
}
internal static ITicketingCallBack GetProxy(bool discovery)
{
if (_chf == null)
{
lock (typeof(CallBackChannelFactory))
{
if (_chf == null)
_chf = new ChannelFactory<Contracts.ITicketingCallBack>("BridgeCallBackEP");
}
}
if (discovery)
{
// Create a DynamicEndpoint which will discover endpoints when the client is opened.
// By default, the contract specified in DynamicEndpoint will be used as the FindCriteria
// and UdpDiscoveryEndpoint will be used to send Probe message
DynamicEndpoint dynamicEndpoint = new DynamicEndpoint(
ContractDescription.GetContract(typeof(ITicketingCallBack)),
new NetMsmqBinding());
return _chf.CreateChannel(dynamicEndpoint.Address);
}
else
{
return _chf.CreateChannel();
}
}
public void DefaultValues ()
{
var cd = ContractDescription.GetContract (typeof (ITestService));
var binding = new BasicHttpBinding ();
var de = new DynamicEndpoint (cd, binding);
Assert.AreEqual (DiscoveryClientBindingElement.DiscoveryEndpointAddress, de.Address, "#1");
var fc = de.FindCriteria;
Assert.IsNotNull (fc, "#2");
Assert.AreEqual (1, fc.ContractTypeNames.Count, "#2-2");
Assert.AreEqual (0, fc.Scopes.Count, "#2-3");
Assert.AreEqual (0, fc.Extensions.Count, "#2-4");
Assert.IsNotNull (de.DiscoveryEndpointProvider, "#3");
}
public static void Main()
{
try
{
DynamicEndpoint dynamicEndpoint = new DynamicEndpoint(ContractDescription.GetContract(typeof(ICalculatorService)), new NetTcpBinding());
Uri redmondScope = new Uri("net.tcp://Microsoft.Samples.Discovery/RedmondLocation");
Uri seattleScope = new Uri("net.tcp://Microsoft.Samples.Discovery/SeattleLocation");
Uri portlandScope = new Uri("net.tcp://Microsoft.Samples.Discovery/PortlandLocation");
dynamicEndpoint.FindCriteria.Scopes.Add(redmondScope);
dynamicEndpoint.FindCriteria.Scopes.Add(seattleScope);
dynamicEndpoint.FindCriteria.Scopes.Add(portlandScope);
// Specify the custom ScopeMatchBy
dynamicEndpoint.FindCriteria.ScopeMatchBy = new Uri("net.tcp://Microsoft.Samples.Discovery/ORExactMatch");
CalculatorServiceClient client = new CalculatorServiceClient(dynamicEndpoint);
Console.WriteLine("Discovering CalculatorService.");
Console.WriteLine("Looking for a Calculator Service that matches either of the scopes:");
Console.WriteLine(" " + redmondScope);
Console.WriteLine(" " + seattleScope);
Console.WriteLine(" " + portlandScope);
Console.WriteLine();
double value1 = 1023;
double value2 = 1534;
double value3 = 2342;
// Call the Add service operation.
double result = client.Add(value1, value2);
Console.WriteLine("Adding({0}, {1}) = {2}", value1, value2, result);
// Call the Subtract service operation.
result = client.Subtract(value3, value2);
Console.WriteLine("Subtracting ({0}, {1}) = {2}", value3, value2, result);
//Closing the client gracefully closes the connection and cleans up resources
client.Close();
}
catch (EndpointNotFoundException)
{
Console.WriteLine("Unable to connect to the calculator service because a valid endpoint was not found.");
}
Console.WriteLine("Press <ENTER> to exit.");
Console.ReadLine();
}
public static void Main()
{
// Create a DynamicEndpoint which will discover endpoints when the client is opened.
// By default, the contract specified in DynamicEndpoint will be used as the FindCriteria
// and UdpDiscoveryEndpoint will be used to send Probe message
DynamicEndpoint dynamicEndpoint = new DynamicEndpoint(
ContractDescription.GetContract(typeof(ICalculatorService)),
new WSHttpBinding());
try
{
InvokeCalculatorService(dynamicEndpoint);
}
catch (EndpointNotFoundException)
{
Console.WriteLine("The DynamicEndpoint could not find an endpoint to connect to.");
}
Console.WriteLine("Press <ENTER> to exit.");
Console.ReadLine();
}
internal static ITicketingServiceOneWay GetProxy(bool discovery)
{
if (_chf == null)
{
lock (typeof(TicketingServiceOneWayProxyFactory))
{
if (_chf == null)
_chf = new ChannelFactory<ITicketingServiceOneWay>("QueuedTicketingEP");
}
}
if (discovery)
{
// TODO: Ex6 - Use a dynamic endpoint to find the ticketing service
DynamicEndpoint dynamicEndpoint = new
DynamicEndpoint(ContractDescription.GetContract(
typeof(ITicketingServiceOneWay)),
new NetMsmqBinding());
return _chf.CreateChannel(dynamicEndpoint.Address);
}
else
{
return _chf.CreateChannel();
}
}
