//[OperationContract]
public bool ServiceIsExists(string serviceName)
{
try
{
ExportServiceHost host = ServiceHostManager.Services.First <ExportServiceHost>(h => h.GetServiceName() == serviceName);
return(host != null);
}
catch (ArgumentNullException)
{
// Todo: ArgumentNullException
}
catch (InvalidOperationException)
{
// Todo: InvalidOperationException
}
return(false);
}
//[OperationContract]
public Uri[] GetServiceAddress(string serviceName)
{
try
{
ExportServiceHost host = ServiceHostManager.Services.First <ExportServiceHost>(h => h.GetServiceName() == serviceName);
return(host.GetAddresses());
}
catch (ArgumentNullException)
{
// Todo: ArgumentNullException
}
catch (InvalidOperationException)
{
// Todo: InvalidOperationException
}
return(null);
}
/// <summary>
/// Creates an instance of <see cref="ExportServiceHost"/> using service metadata.
/// </summary>
/// <param name="container">The composition container.</param>
/// <param name="meta">The metadata.</param>
public static ExportServiceHost CreateExportServiceHost(CompositionContainer container, IHostedServiceMetadata meta)
{
if (container == null) throw new ArgumentNullException("container");
if (meta == null) throw new ArgumentNullException("meta");
var host = new ExportServiceHost(meta, new Uri[0]);
host.Description.Behaviors.Add(new ExportServiceBehavior(container, meta.Name));
#if WITH_TOKEN
if (meta.TokenValidationMode == TokenValidationMode.Check)
host.Description.Behaviors.Add(new TokenValidationServiceBehavior(container));
#endif
#if WITH_ERROR_HANDLER
foreach (ServiceEndpoint se in host.Description.Endpoints)
se.Behaviors.Add(new EndpointErrorHandlerBehavior(container));
#endif
return host;
}
/// <summary>
/// Creates an instance of <see cref="ExportServiceHost"/> using service metadata.
/// </summary>
/// <param name="container">The composition container.</param>
/// <param name="meta">The metadata.</param>
public static ExportServiceHost CreateExportServiceHost(CompositionContainer container, IHostedServiceMetadata meta)
{
if (container == null) throw new ArgumentNullException("container");
if (meta == null) throw new ArgumentNullException("meta");
var host = new ExportServiceHost(meta, new Uri[0]);
host.Description.Behaviors.Add(new ExportServiceBehavior(container, meta.Name));
foreach (var behavior in BehaviorFactory.GetConfiguredBehaviors(meta.Name))
{
var behaviorType = behavior.GetType();
if (host.Description.Behaviors.Contains(behaviorType))
{
host.Description.Behaviors.Remove(behaviorType);
}
host.Description.Behaviors.Add(behavior);
}
return host;
}
/// <summary>
/// Creates the service host that will handle web service requests.
/// </summary>
/// <param name="constructorString">The constructor string used to select the service.</param>
/// <param name="baseAddresses">The set of base address for the service.</param>
/// <returns>An instance of <see cref="ServiceHostBase"/> for the service.</returns>
public override ServiceHostBase CreateServiceHost(string constructorString, Uri[] baseAddresses)
{
var meta = Container
.GetExports<IHostedService, IHostedServiceMetadata>()
.Where(e => e.Metadata.Name.Equals(constructorString, StringComparison.OrdinalIgnoreCase))
.Select(e => e.Metadata)
.SingleOrDefault();
if (meta == null)
return null;
var host = new ExportServiceHost(meta, baseAddresses);
host.Description.Behaviors.Add(new ExportServiceBehavior(Container, meta.Name));
var contracts = meta.ServiceType
.GetInterfaces()
.Where(t => t.IsDefined(typeof(ServiceContractAttribute), true));
EnsureHttpBinding(host, contracts);
return host;
}
/// <summary>
/// Ensures that the Http binding has been created.
/// </summary>
/// <param name="host">The Http binding.</param>
/// <param name="contracts">The set of contracts</param>
private static void EnsureHttpBinding(ExportServiceHost host, IEnumerable<Type> contracts)
{
var binding = new BasicHttpBinding();
host.Description.Endpoints.Clear();
foreach (var contract in contracts)
host.AddServiceEndpoint(contract.FullName, binding, "");
}