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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel
{
using System.Collections.Generic;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
using System.ServiceModel.Channels;
using System.Collections.ObjectModel;
using System.Diagnostics;
using System.IO;
using System.Runtime.Serialization;
using System.Text;
using System.Threading;
using System.ServiceModel.Diagnostics;
using System.ServiceModel.Configuration;
public class DuplexChannelFactory<TChannel> : ChannelFactory<TChannel>
{
//Type overloads
public DuplexChannelFactory(Type callbackInstanceType)
: this((object)callbackInstanceType)
{ }
public DuplexChannelFactory(Type callbackInstanceType, Binding binding, String remoteAddress)
: this((object)callbackInstanceType, binding, new EndpointAddress(remoteAddress))
{ }
public DuplexChannelFactory(Type callbackInstanceType, Binding binding, EndpointAddress remoteAddress)
: this((object)callbackInstanceType, binding, remoteAddress)
{ }
public DuplexChannelFactory(Type callbackInstanceType, Binding binding)
: this((object)callbackInstanceType, binding)
{ }
public DuplexChannelFactory(Type callbackInstanceType, string endpointConfigurationName, EndpointAddress remoteAddress)
: this((object)callbackInstanceType, endpointConfigurationName, remoteAddress)
{ }
public DuplexChannelFactory(Type callbackInstanceType, string endpointConfigurationName)
: this((object)callbackInstanceType, endpointConfigurationName)
{ }
public DuplexChannelFactory(Type callbackInstanceType, ServiceEndpoint endpoint)
: this((object)callbackInstanceType, endpoint)
{ }
//InstanceContext overloads
public DuplexChannelFactory(InstanceContext callbackInstance)
: this((object)callbackInstance)
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, Binding binding, String remoteAddress)
: this((object)callbackInstance, binding, new EndpointAddress(remoteAddress))
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, Binding binding, EndpointAddress remoteAddress)
: this((object)callbackInstance, binding, remoteAddress)
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, Binding binding)
: this((object)callbackInstance, binding)
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, string endpointConfigurationName, EndpointAddress remoteAddress)
: this((object)callbackInstance, endpointConfigurationName, remoteAddress)
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, string endpointConfigurationName)
: this((object)callbackInstance, endpointConfigurationName)
{ }
public DuplexChannelFactory(InstanceContext callbackInstance, ServiceEndpoint endpoint)
: this((object)callbackInstance, endpoint)
{ }
// TChannel provides ContractDescription
public DuplexChannelFactory(object callbackObject)
: base(typeof(TChannel))
{
using (ServiceModelActivity activity = DiagnosticUtility.ShouldUseActivity ? ServiceModelActivity.CreateBoundedActivity() : null)
{
if (DiagnosticUtility.ShouldUseActivity)
{
ServiceModelActivity.Start(activity, SR.GetString(SR.ActivityConstructChannelFactory, TraceUtility.CreateSourceString(this)), ActivityType.Construct);
}
if (callbackObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("callbackObject");
}
this.CheckAndAssignCallbackInstance(callbackObject);
this.InitializeEndpoint((string)null, (EndpointAddress)null);
}
}
// TChannel provides ContractDescription, attr/config [TChannel,name] provides Address,Binding
public DuplexChannelFactory(object callbackObject, string endpointConfigurationName)
: this(callbackObject, endpointConfigurationName, null)
{
}
// TChannel provides ContractDescription, attr/config [TChannel,name] provides Binding, provide Address explicitly
public DuplexChannelFactory(object callbackObject, string endpointConfigurationName, EndpointAddress remoteAddress)
: base(typeof(TChannel))
{
using (ServiceModelActivity activity = DiagnosticUtility.ShouldUseActivity ? ServiceModelActivity.CreateBoundedActivity() : null)
{
if (DiagnosticUtility.ShouldUseActivity)
{
ServiceModelActivity.Start(activity, SR.GetString(SR.ActivityConstructChannelFactory, TraceUtility.CreateSourceString(this)), ActivityType.Construct);
}
if (callbackObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("callbackObject");
}
if (endpointConfigurationName == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("endpointConfigurationName");
}
this.CheckAndAssignCallbackInstance(callbackObject);
this.InitializeEndpoint(endpointConfigurationName, remoteAddress);
}
}
// TChannel provides ContractDescription, attr/config [TChannel,name] provides Address,Binding
public DuplexChannelFactory(object callbackObject, Binding binding)
: this(callbackObject, binding, (EndpointAddress)null)
{
}
// TChannel provides ContractDescription, provide Address,Binding explicitly
public DuplexChannelFactory(object callbackObject, Binding binding, String remoteAddress)
: this(callbackObject, binding, new EndpointAddress(remoteAddress))
{
}
// TChannel provides ContractDescription, provide Address,Binding explicitly
public DuplexChannelFactory(object callbackObject, Binding binding, EndpointAddress remoteAddress)
: base(typeof(TChannel))
{
using (ServiceModelActivity activity = DiagnosticUtility.ShouldUseActivity ? ServiceModelActivity.CreateBoundedActivity() : null)
{
if (DiagnosticUtility.ShouldUseActivity)
{
ServiceModelActivity.Start(activity, SR.GetString(SR.ActivityConstructChannelFactory, TraceUtility.CreateSourceString(this)), ActivityType.Construct);
}
if (callbackObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("callbackObject");
}
if (binding == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("binding");
}
this.CheckAndAssignCallbackInstance(callbackObject);
this.InitializeEndpoint(binding, remoteAddress);
}
}
// provide ContractDescription,Address,Binding explicitly
public DuplexChannelFactory(object callbackObject, ServiceEndpoint endpoint)
: base(typeof(TChannel))
{
using (ServiceModelActivity activity = DiagnosticUtility.ShouldUseActivity ? ServiceModelActivity.CreateBoundedActivity() : null)
{
if (DiagnosticUtility.ShouldUseActivity)
{
ServiceModelActivity.Start(activity, SR.GetString(SR.ActivityConstructChannelFactory, TraceUtility.CreateSourceString(this)), ActivityType.Construct);
}
if (callbackObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("callbackObject");
}
if (endpoint == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("endpoint");
}
this.CheckAndAssignCallbackInstance(callbackObject);
this.InitializeEndpoint(endpoint);
}
}
internal void CheckAndAssignCallbackInstance(object callbackInstance)
{
if (callbackInstance is Type)
{
this.CallbackType = (Type)callbackInstance;
}
else if (callbackInstance is InstanceContext)
{
this.CallbackInstance = (InstanceContext)callbackInstance;
}
else
{
this.CallbackInstance = new InstanceContext(callbackInstance);
}
}
public TChannel CreateChannel(InstanceContext callbackInstance)
{
return CreateChannel(callbackInstance, CreateEndpointAddress(this.Endpoint), null);
}
public TChannel CreateChannel(InstanceContext callbackInstance, EndpointAddress address)
{
if (address == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("address");
}
return CreateChannel(callbackInstance, address, address.Uri);
}
public override TChannel CreateChannel(EndpointAddress address, Uri via)
{
return CreateChannel(this.CallbackInstance, address, via);
}
public virtual TChannel CreateChannel(InstanceContext callbackInstance, EndpointAddress address, Uri via)
{
if (address == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("address");
}
if (this.CallbackType != null && callbackInstance == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxCreateDuplexChannelNoCallback1)));
}
if (callbackInstance == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxCreateDuplexChannelNoCallback)));
}
if (callbackInstance.UserObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxCreateDuplexChannelNoCallbackUserObject)));
}
if (!this.HasDuplexOperations())
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxCreateDuplexChannel1, this.Endpoint.Contract.Name)));
}
Type userObjectType = callbackInstance.UserObject.GetType();
Type callbackType = this.Endpoint.Contract.CallbackContractType;
if (callbackType != null && !callbackType.IsAssignableFrom(userObjectType))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(
SR.SFxCreateDuplexChannelBadCallbackUserObject, callbackType)));
}
EnsureOpened();
TChannel result = (TChannel)this.ServiceChannelFactory.CreateChannel(typeof(TChannel), address, via);
IDuplexContextChannel duplexChannel = result as IDuplexContextChannel;
if (duplexChannel != null)
{
duplexChannel.CallbackInstance = callbackInstance;
}
return result;
}
//Static funtions to create channels
static InstanceContext GetInstanceContextForObject(object callbackObject)
{
if (callbackObject is InstanceContext)
{
return (InstanceContext)callbackObject;
}
return new InstanceContext(callbackObject);
}
public static TChannel CreateChannel(object callbackObject, String endpointConfigurationName)
{
return CreateChannel(GetInstanceContextForObject(callbackObject), endpointConfigurationName);
}
public static TChannel CreateChannel(object callbackObject, Binding binding, EndpointAddress endpointAddress)
{
return CreateChannel(GetInstanceContextForObject(callbackObject), binding, endpointAddress);
}
public static TChannel CreateChannel(object callbackObject, Binding binding, EndpointAddress endpointAddress, Uri via)
{
return CreateChannel(GetInstanceContextForObject(callbackObject), binding, endpointAddress, via);
}
public static TChannel CreateChannel(InstanceContext callbackInstance, String endpointConfigurationName)
{
DuplexChannelFactory<TChannel> channelFactory = new DuplexChannelFactory<TChannel>(callbackInstance, endpointConfigurationName);
TChannel channel = channelFactory.CreateChannel();
SetFactoryToAutoClose(channel);
return channel;
}
public static TChannel CreateChannel(InstanceContext callbackInstance, Binding binding, EndpointAddress endpointAddress)
{
DuplexChannelFactory<TChannel> channelFactory = new DuplexChannelFactory<TChannel>(callbackInstance, binding, endpointAddress);
TChannel channel = channelFactory.CreateChannel();
SetFactoryToAutoClose(channel);
return channel;
}
public static TChannel CreateChannel(InstanceContext callbackInstance, Binding binding, EndpointAddress endpointAddress, Uri via)
{
DuplexChannelFactory<TChannel> channelFactory = new DuplexChannelFactory<TChannel>(callbackInstance, binding);
TChannel channel = channelFactory.CreateChannel(endpointAddress, via);
SetFactoryToAutoClose(channel);
return channel;
}
}
}
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