/
ChannelFactory_1.cs
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/
ChannelFactory_1.cs
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//
// generic ChannelFactory_1.cs
//
// Author:
// Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2005 Novell, Inc. http://www.novell.com
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.ObjectModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
namespace System.ServiceModel
{
// LAMESPEC: TChannel should have been defined as "where TChannel : IClientChannel".
// The returned channel is actually used as IClientChannel.
// (That's also likely why the type parameter name is TChannel, not TContract.)
public class ChannelFactory<TChannel>
: ChannelFactory, IChannelFactory<TChannel>
{
public ChannelFactory ()
: this ("*")
{
}
protected ChannelFactory (Type type)
{
if (type == null)
throw new ArgumentNullException ("type");
if (!type.IsInterface)
throw new InvalidOperationException ("The type argument to the generic ChannelFactory constructor must be an interface type.");
InitializeEndpoint (CreateDescription ());
}
public ChannelFactory (string endpointConfigurationName)
{
if (endpointConfigurationName == null)
throw new ArgumentNullException ("endpointConfigurationName");
InitializeEndpoint (endpointConfigurationName, null);
}
public ChannelFactory (string endpointConfigurationName,
EndpointAddress remoteAddress)
{
if (endpointConfigurationName == null)
throw new ArgumentNullException ("endpointConfigurationName");
InitializeEndpoint (endpointConfigurationName, remoteAddress);
}
public ChannelFactory (ServiceEndpoint endpoint)
{
if (endpoint == null)
throw new ArgumentNullException ("serviceEndpoint");
InitializeEndpoint (endpoint);
}
public ChannelFactory (Binding binding, string remoteAddress)
: this (binding, new EndpointAddress (remoteAddress))
{
}
public ChannelFactory (Binding binding)
: this (binding, (EndpointAddress) null)
{
}
public ChannelFactory (Binding binding, EndpointAddress remoteAddress)
: this (typeof (TChannel))
{
if (binding == null)
throw new ArgumentNullException ();
Endpoint.Binding = binding;
Endpoint.Address = remoteAddress;
}
internal object OwnerClientBase { get; set; }
public TChannel CreateChannel ()
{
return CreateChannel (Endpoint.Address);
}
public TChannel CreateChannel (EndpointAddress address)
{
return CreateChannel (address, null);
}
static TChannel CreateChannelCore (ChannelFactory<TChannel> cf, Func<ChannelFactory<TChannel>, TChannel> f)
{
var ch = f (cf);
((CommunicationObject) (object) ch).Closed += delegate { cf.Close (); };
return ch;
}
public static TChannel CreateChannel (Binding binding, EndpointAddress address)
{
return CreateChannelCore (new ChannelFactory<TChannel> (binding, address), f => f.CreateChannel ());
}
public static TChannel CreateChannel (Binding binding, EndpointAddress address, Uri via)
{
return CreateChannelCore (new ChannelFactory<TChannel> (binding), f => f.CreateChannel (address, via));
}
public virtual TChannel CreateChannel (EndpointAddress address, Uri via)
{
EnsureOpened ();
Type type = ClientProxyGenerator.CreateProxyType (typeof (TChannel), Endpoint.Contract, false);
// in .NET and SL2, it seems that the proxy is RealProxy.
// But since there is no remoting in SL2 (and we have
// no special magic), we have to use different approach
// that should work either.
object proxy = Activator.CreateInstance (type, new object [] {Endpoint, this, address ?? Endpoint.Address, via});
return (TChannel) proxy;
}
protected static TChannel CreateChannel (string endpointConfigurationName)
{
return CreateChannelCore (new ChannelFactory<TChannel> (endpointConfigurationName), f => f.CreateChannel ());
}
protected override ServiceEndpoint CreateDescription ()
{
ContractDescription cd = ContractDescription.GetContract (typeof (TChannel));
ServiceEndpoint ep = new ServiceEndpoint (cd);
#if !NET_2_1
ep.Behaviors.Add (new ClientCredentials ());
#endif
return ep;
}
}
class DummyClientBase<T> : ClientBase<T> where T : class
{
public DummyClientBase (ChannelFactory<T> factory)
: base (factory)
{
}
}
}