//
// generic ClientBase.cs
//
// Author:
// Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2005-2006 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.Generic;
using System.ComponentModel;
using System.Reflection;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
using System.Threading;
using System.ServiceModel.MonoInternal;
namespace System.ServiceModel{
[MonoTODO ("It somehow rejects classes, but dunno how we can do that besides our code wise.")]
public abstract class ClientBase<TChannel> :
#if !MOONLIGHT
IDisposable,
#endif
ICommunicationObject where TChannel : class
{
static InstanceContext initialContxt = new InstanceContext (null);
#if MOONLIGHT
static readonly PropertyInfo dispatcher_main_property;
static readonly MethodInfo dispatcher_begin_invoke_method;
static ClientBase ()
{
Type dispatcher_type = Type.GetType ("System.Windows.Threading.Dispatcher, System.Windows, Version=2.0.5.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e", true);
dispatcher_main_property = dispatcher_type.GetProperty ("Main", BindingFlags.NonPublic | BindingFlags.Static);
if (dispatcher_main_property == null)
throw new SystemException ("Dispatcher.Main not found");
dispatcher_begin_invoke_method = dispatcher_type.GetMethod ("BeginInvoke", new Type [] {typeof (Delegate), typeof (object [])});
if (dispatcher_begin_invoke_method == null)
throw new SystemException ("Dispatcher.BeginInvoke not found");
}
#endif
ChannelFactory<TChannel> factory;
IClientChannel inner_channel;
CommunicationState state;
protected delegate IAsyncResult BeginOperationDelegate (object[] inValues, AsyncCallback asyncCallback, object state);
protected delegate object[] EndOperationDelegate (IAsyncResult result);
protected ClientBase ()
: this (initialContxt)
{
}
protected ClientBase (string endpointConfigurationName)
: this (initialContxt, endpointConfigurationName)
{
}
protected ClientBase (Binding binding, EndpointAddress remoteAddress)
: this (initialContxt, binding, remoteAddress)
{
}
protected ClientBase (string endpointConfigurationName, EndpointAddress remoteAddress)
: this (initialContxt, endpointConfigurationName, remoteAddress)
{
}
protected ClientBase (string endpointConfigurationName, string remoteAddress)
: this (initialContxt, endpointConfigurationName, remoteAddress)
{
}
protected ClientBase (InstanceContext instance)
: this (instance, "*")
{
}
protected ClientBase (InstanceContext instance, string endpointConfigurationName)
{
if (instance == null)
throw new ArgumentNullException ("instanceContext");
if (endpointConfigurationName == null)
throw new ArgumentNullException ("endpointConfigurationName");
Initialize (instance, endpointConfigurationName, null);
}
protected ClientBase (InstanceContext instance,
string endpointConfigurationName, EndpointAddress remoteAddress)
{
if (instance == null)
throw new ArgumentNullException ("instanceContext");
if (endpointConfigurationName == null)
throw new ArgumentNullException ("endpointConfigurationName");
if (remoteAddress == null)
throw new ArgumentNullException ("remoteAddress");
Initialize (instance, endpointConfigurationName, remoteAddress);
}
protected ClientBase (InstanceContext instance,
string endpointConfigurationName, string remoteAddress)
{
if (instance == null)
throw new ArgumentNullException ("instanceContext");
if (remoteAddress == null)
throw new ArgumentNullException ("endpointAddress");
if (endpointConfigurationName == null)
throw new ArgumentNullException ("endpointConfigurationName");
Initialize (instance, endpointConfigurationName, new EndpointAddress (remoteAddress));
}
protected ClientBase (InstanceContext instance,
Binding binding, EndpointAddress remoteAddress)
{
if (instance == null)
throw new ArgumentNullException ("instanceContext");
if (binding == null)
throw new ArgumentNullException ("binding");
if (remoteAddress == null)
throw new ArgumentNullException ("remoteAddress");
Initialize (instance, binding, remoteAddress);
}
internal ClientBase (ChannelFactory<TChannel> factory)
{
ChannelFactory = factory;
}
internal virtual void Initialize (InstanceContext instance,
string endpointConfigurationName, EndpointAddress remoteAddress)
{
ChannelFactory = new ChannelFactory<TChannel> (endpointConfigurationName, remoteAddress);
}
internal virtual void Initialize (InstanceContext instance,
Binding binding, EndpointAddress remoteAddress)
{
ChannelFactory = new ChannelFactory<TChannel> (binding, remoteAddress);
}
public ChannelFactory<TChannel> ChannelFactory {
get { return factory; }
internal set {
factory = value;
factory.OwnerClientBase = this;
}
}
public ClientCredentials ClientCredentials {
get { return ChannelFactory.Credentials; }
}
public ServiceEndpoint Endpoint {
get { return factory.Endpoint; }
}
public IClientChannel InnerChannel {
get {
if (inner_channel == null)
inner_channel = (IClientChannel) (object) CreateChannel ();
return inner_channel;
}
}
protected TChannel Channel {
get { return (TChannel) (object) InnerChannel; }
}
public CommunicationState State {
get { return InnerChannel.State; }
}
public void Abort ()
{
InnerChannel.Abort ();
}
public void Close ()
{
InnerChannel.Close ();
}
public void DisplayInitializationUI ()
{
InnerChannel.DisplayInitializationUI ();
}
protected T GetDefaultValueForInitialization<T> ()
{
return default (T);
}
//IAsyncResult delegate_async;
void RunCompletedCallback (SendOrPostCallback callback, InvokeAsyncCompletedEventArgs args)
{
#if !MOONLIGHT
callback (args);
#else
object dispatcher = dispatcher_main_property.GetValue (null, null);
if (dispatcher == null) {
callback (args);
return;
}
EventHandler a = delegate {
try {
callback (args);
//Console.WriteLine ("ClientBase<TChannel>: operationCompletedCallback is successfully done (unless the callback has further async operations)");
} catch (Exception ex) {
//Console.WriteLine ("ClientBase<TChannel> caught an error during operationCompletedCallback: " + ex);
throw;
}
};
dispatcher_begin_invoke_method.Invoke (dispatcher, new object [] {a, new object [] {this, new EventArgs ()}});
#endif
}
protected void InvokeAsync (BeginOperationDelegate beginOperationDelegate,
object [] inValues, EndOperationDelegate endOperationDelegate,
SendOrPostCallback operationCompletedCallback, object userState)
{
if (beginOperationDelegate == null)
throw new ArgumentNullException ("beginOperationDelegate");
if (endOperationDelegate == null)
throw new ArgumentNullException ("endOperationDelegate");
//if (delegate_async != null)
// throw new InvalidOperationException ("Another async operation is in progress");
AsyncCallback cb = delegate (IAsyncResult ar) {
object [] results = null;
Exception error = null;
bool cancelled = false; // FIXME: fill it in case it is cancelled
try {
results = endOperationDelegate (ar);
} catch (Exception ex) {
error = ex;
}
try {
if (operationCompletedCallback != null)
RunCompletedCallback (operationCompletedCallback, new InvokeAsyncCompletedEventArgs (results, error, cancelled, userState));
} catch (Exception ex) {
//Console.WriteLine ("Exception during operationCompletedCallback" + ex);
throw;
}
//Console.WriteLine ("System.ServiceModel.ClientBase<TChannel>: web service invocation is successfully done (operationCompletedCallback may not be).");
};
begin_async_result = beginOperationDelegate (inValues, cb, userState);
}
IAsyncResult begin_async_result;
#if !MOONLIGHT
void IDisposable.Dispose ()
{
Close ();
}
#endif
protected virtual TChannel CreateChannel ()
{
return ChannelFactory.CreateChannel ();
}
public void Open ()
{
InnerChannel.Open ();
}
#region ICommunicationObject implementation
IAsyncResult ICommunicationObject.BeginOpen (
AsyncCallback callback, object state)
{
return InnerChannel.BeginOpen (callback, state);
}
IAsyncResult ICommunicationObject.BeginOpen (
TimeSpan timeout, AsyncCallback callback, object state)
{
return InnerChannel.BeginOpen (timeout, callback, state);
}
void ICommunicationObject.EndOpen (IAsyncResult result)
{
InnerChannel.EndOpen (result);
}
IAsyncResult ICommunicationObject.BeginClose (
AsyncCallback callback, object state)
{
return InnerChannel.BeginClose (callback, state);
}
IAsyncResult ICommunicationObject.BeginClose (
TimeSpan timeout, AsyncCallback callback, object state)
{
return InnerChannel.BeginClose (timeout, callback, state);
}
void ICommunicationObject.EndClose (IAsyncResult result)
{
InnerChannel.EndClose (result);
}
void ICommunicationObject.Close (TimeSpan timeout)
{
InnerChannel.Close (timeout);
}
void ICommunicationObject.Open (TimeSpan timeout)
{
InnerChannel.Open (timeout);
}
event EventHandler ICommunicationObject.Opening {
add { InnerChannel.Opening += value; }
remove { InnerChannel.Opening -= value; }
}
event EventHandler ICommunicationObject.Opened {
add { InnerChannel.Opened += value; }
remove { InnerChannel.Opened -= value; }
}
event EventHandler ICommunicationObject.Closing {
add { InnerChannel.Closing += value; }
remove { InnerChannel.Closing -= value; }
}
event EventHandler ICommunicationObject.Closed {
add { InnerChannel.Closed += value; }
remove { InnerChannel.Closed -= value; }
}
event EventHandler ICommunicationObject.Faulted {
add { InnerChannel.Faulted += value; }
remove { InnerChannel.Faulted -= value; }
}
#endregion
protected class InvokeAsyncCompletedEventArgs : AsyncCompletedEventArgs
{
internal InvokeAsyncCompletedEventArgs (object [] results, Exception error, bool cancelled, object userState)
: base (error, cancelled, userState)
{
Results = results;
}
public object [] Results { get; private set; }
}
#if NET_2_1
protected internal
#else
internal
#endif
class ChannelBase<T> : IClientChannel, IOutputChannel, IRequestChannel where T : class
{
ServiceEndpoint endpoint;
ChannelFactory factory;
ClientRuntimeChannel inner_channel;
protected ChannelBase (ClientBase<T> client)
: this (client.Endpoint, client.ChannelFactory)
{
}
internal ChannelBase (ServiceEndpoint endpoint, ChannelFactory factory)
{
this.endpoint = endpoint;
this.factory = factory;
}
internal ClientRuntimeChannel Inner {
get {
if (inner_channel == null)
inner_channel = new ClientRuntimeChannel (endpoint, factory, endpoint.Address, null);
return inner_channel;
}
}
#if !MOONLIGHT
protected object Invoke (string methodName, object [] args)
{
var cd = endpoint.Contract;
var od = cd.Operations.Find (methodName);
if (od == null)
throw new ArgumentException (String.Format ("Operation '{0}' not found in the service contract '{1}' in namespace '{2}'", methodName, cd.Name, cd.Namespace));
return Inner.Process (od.SyncMethod, methodName, args);
}
#endif
protected IAsyncResult BeginInvoke (string methodName, object [] args, AsyncCallback callback, object state)
{
var cd = endpoint.Contract;
var od = cd.Operations.Find (methodName);
if (od == null)
throw new ArgumentException (String.Format ("Operation '{0}' not found in the service contract '{1}' in namespace '{2}'", methodName, cd.Name, cd.Namespace));
return Inner.BeginProcess (od.BeginMethod, methodName, args, callback, state);
}
protected object EndInvoke (string methodName, object [] args, IAsyncResult result)
{
var cd = endpoint.Contract;
var od = cd.Operations.Find (methodName);
if (od == null)
throw new ArgumentException (String.Format ("Operation '{0}' not found in the service contract '{1}' in namespace '{2}'", methodName, cd.Name, cd.Namespace));
return Inner.EndProcess (od.EndMethod, methodName, args, result);
}
#region ICommunicationObject
IAsyncResult ICommunicationObject.BeginClose (AsyncCallback callback, object state)
{
return Inner.BeginClose (callback, state);
}
IAsyncResult ICommunicationObject.BeginClose (TimeSpan timeout, AsyncCallback callback, object state)
{
return Inner.BeginClose (timeout, callback, state);
}
void ICommunicationObject.Close ()
{
Inner.Close ();
}
void ICommunicationObject.Close (TimeSpan timeout)
{
Inner.Close (timeout);
}
IAsyncResult ICommunicationObject.BeginOpen (AsyncCallback callback, object state)
{
return Inner.BeginOpen (callback, state);
}
IAsyncResult ICommunicationObject.BeginOpen (TimeSpan timeout, AsyncCallback callback, object state)
{
return Inner.BeginOpen (timeout, callback, state);
}
void ICommunicationObject.Open ()
{
Inner.Open ();
}
void ICommunicationObject.Open (TimeSpan timeout)
{
Inner.Open (timeout);
}
void ICommunicationObject.Abort ()
{
Inner.Abort ();
}
void ICommunicationObject.EndClose (IAsyncResult result)
{
Inner.EndClose (result);
}
void ICommunicationObject.EndOpen (IAsyncResult result)
{
Inner.EndOpen (result);
}
CommunicationState ICommunicationObject.State {
get { return Inner.State; }
}
event EventHandler ICommunicationObject.Opened {
add { Inner.Opened += value; }
remove { Inner.Opened -= value; }
}
event EventHandler ICommunicationObject.Opening {
add { Inner.Opening += value; }
remove { Inner.Opening -= value; }
}
event EventHandler ICommunicationObject.Closed {
add { Inner.Closed += value; }
remove { Inner.Closed -= value; }
}
event EventHandler ICommunicationObject.Closing {
add { Inner.Closing += value; }
remove { Inner.Closing -= value; }
}
event EventHandler ICommunicationObject.Faulted {
add { Inner.Faulted += value; }
remove { Inner.Faulted -= value; }
}
#endregion
#region IClientChannel
public bool AllowInitializationUI {
get { return Inner.AllowInitializationUI; }
set { Inner.AllowInitializationUI = value; }
}
public bool DidInteractiveInitialization {
get { return Inner.DidInteractiveInitialization; }
}
public Uri Via {
get { return Inner.Via; }
}
public IAsyncResult BeginDisplayInitializationUI (
AsyncCallback callback, object state)
{
return Inner.BeginDisplayInitializationUI (callback, state);
}
public void EndDisplayInitializationUI (
IAsyncResult result)
{
Inner.EndDisplayInitializationUI (result);
}
public void DisplayInitializationUI ()
{
Inner.DisplayInitializationUI ();
}
public void Dispose ()
{
Inner.Dispose ();
}
public event EventHandler<UnknownMessageReceivedEventArgs> UnknownMessageReceived {
add { Inner.UnknownMessageReceived += value; }
remove { Inner.UnknownMessageReceived -= value; }
}
#endregion
#region IContextChannel
[MonoTODO]
public bool AllowOutputBatching {
get { return Inner.AllowOutputBatching; }
set { Inner.AllowOutputBatching = value; }
}
[MonoTODO]
public IInputSession InputSession {
get { return Inner.InputSession; }
}
public EndpointAddress LocalAddress {
get { return Inner.LocalAddress; }
}
[MonoTODO]
public TimeSpan OperationTimeout {
get { return Inner.OperationTimeout; }
set { Inner.OperationTimeout = value; }
}
[MonoTODO]
public IOutputSession OutputSession {
get { return Inner.OutputSession; }
}
public EndpointAddress RemoteAddress {
get { return Inner.RemoteAddress; }
}
[MonoTODO]
public string SessionId {
get { return Inner.SessionId; }
}
#endregion
#region IRequestChannel
IAsyncResult IRequestChannel.BeginRequest (Message message, AsyncCallback callback, object state)
{
return ((IRequestChannel) this).BeginRequest (message, endpoint.Binding.SendTimeout, callback, state);
}
IAsyncResult IRequestChannel.BeginRequest (Message message, TimeSpan timeout, AsyncCallback callback, object state)
{
return Inner.BeginRequest (message, timeout, callback, state);
}
Message IRequestChannel.EndRequest (IAsyncResult result)
{
return Inner.EndRequest (result);
}
Message IRequestChannel.Request (Message message)
{
return ((IRequestChannel) this).Request (message, endpoint.Binding.SendTimeout);
}
Message IRequestChannel.Request (Message message, TimeSpan timeout)
{
return Inner.Request (message, timeout);
}
EndpointAddress IRequestChannel.RemoteAddress {
get { return endpoint.Address; }
}
Uri IRequestChannel.Via {
get { return Via; }
}
#endregion
#region IOutputChannel
IAsyncResult IOutputChannel.BeginSend (Message message, AsyncCallback callback, object state)
{
return ((IOutputChannel) this).BeginSend (message, endpoint.Binding.SendTimeout, callback, state);
}
IAsyncResult IOutputChannel.BeginSend (Message message, TimeSpan timeout, AsyncCallback callback, object state)
{
return Inner.BeginSend (message, timeout, callback, state);
}
void IOutputChannel.EndSend (IAsyncResult result)
{
Inner.EndSend (result);
}
void IOutputChannel.Send (Message message)
{
((IOutputChannel) this).Send (message, endpoint.Binding.SendTimeout);
}
void IOutputChannel.Send (Message message, TimeSpan timeout)
{
Inner.Send (message, timeout);
}
#endregion
IExtensionCollection<IContextChannel> IExtensibleObject<IContextChannel>.Extensions {
get { return Inner.Extensions; }
}
TProperty IChannel.GetProperty<TProperty> ()
{
return Inner.GetProperty<TProperty> ();
}
}
}
}
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