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//
// Author: Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2009,2010 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.Collections.ObjectModel;
using System.ComponentModel;
using System.Linq;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
using System.Threading;
namespace System.ServiceModel.Discovery.Version11
{
internal class DiscoveryTargetClient11 : DuplexClientBase<IDiscoveryTargetContract11>, DiscoveryClient.IDiscoveryCommon
{
public DiscoveryTargetClient11 (ServiceEndpoint endpoint)
: this (new DiscoveryTargetCallback11 (), endpoint)
{
}
DiscoveryTargetClient11 (DiscoveryTargetCallback11 instance, ServiceEndpoint endpoint)
: base (instance, endpoint)
{
instance.ReplyFindCompleted += delegate (MessageContracts11.FindResponse response) {
find_completed = delegate { return response; };
reply_find_handle.Set ();
};
instance.ReplyResolveCompleted += delegate (MessageContracts11.ResolveResponse response) {
resolve_completed = delegate { return response; };
reply_resolve_handle.Set ();
};
}
// Find
Func<FindCriteria,FindResponse> find_delegate;
Func<MessageContracts11.FindResponse> find_completed;
ManualResetEvent reply_find_handle = new ManualResetEvent (false);
public IAsyncResult BeginFind (FindCriteria criteria, AsyncCallback callback, object state)
{
if (find_delegate == null)
find_delegate = new Func<FindCriteria,FindResponse> (Find);
return find_delegate.BeginInvoke (criteria, callback, state);
}
public FindResponse EndFind (IAsyncResult result)
{
return find_delegate.EndInvoke (result);
}
FindResponse Find (FindCriteria criteria)
{
var req = new MessageContracts11.FindRequest () { Body = new FindCriteria11 (criteria) };
Channel.BeginFind (req, delegate (IAsyncResult result) {
Channel.EndFind (result);
}, null);
var timeout = InnerChannel.OperationTimeout < criteria.Duration ? InnerChannel.OperationTimeout : criteria.Duration;
if (!reply_find_handle.WaitOne (timeout))
throw new EndpointNotFoundException ("The discovery client could not receive Find operation response within the operation timeout.");
try {
var ir = find_completed ();
var ret = new FindResponse ();
foreach (var fr in ir.Body)
ret.Endpoints.Add (fr.ToEndpointDiscoveryMetadata ());
return ret;
} finally {
find_completed = null;
}
}
// Resolve
Func<ResolveCriteria,ResolveResponse> resolve_delegate;
Func<MessageContracts11.ResolveResponse> resolve_completed;
ManualResetEvent reply_resolve_handle = new ManualResetEvent (false);
public IAsyncResult BeginResolve (ResolveCriteria criteria, AsyncCallback callback, object state)
{
if (resolve_delegate == null)
resolve_delegate = new Func<ResolveCriteria,ResolveResponse> (Resolve);
return resolve_delegate.BeginInvoke (criteria, callback, state);
}
public ResolveResponse EndResolve (IAsyncResult result)
{
return resolve_delegate.EndInvoke (result);
}
public ResolveResponse Resolve (ResolveCriteria criteria)
{
var req = new MessageContracts11.ResolveRequest () { Body = new ResolveCriteria11 (criteria) };
Channel.BeginResolve (req, delegate (IAsyncResult result) {
Channel.EndResolve (result);
}, null);
var timeout = InnerChannel.OperationTimeout < criteria.Duration ? InnerChannel.OperationTimeout : criteria.Duration;
if (!reply_find_handle.WaitOne (timeout))
throw new TimeoutException ();
try {
var ir = resolve_completed ();
var metadata = ir.Body.ToEndpointDiscoveryMetadata ();
var sequence = ir.MessageSequence.ToDiscoveryMessageSequence ();
return new ResolveResponse (metadata, sequence);
} finally {
resolve_completed = null;
}
}
internal class DiscoveryTargetCallback11 : IDiscoveryTargetCallbackContract11
{
public event Action<MessageContracts11.FindResponse> ReplyFindCompleted;
public event Action<MessageContracts11.ResolveResponse> ReplyResolveCompleted;
public void ReplyFind (MessageContracts11.FindResponse message)
{
if (ReplyFindCompleted != null)
ReplyFindCompleted (message);
}
public void ReplyResolve (MessageContracts11.ResolveResponse message)
{
if (ReplyResolveCompleted != null)
ReplyResolveCompleted (message);
}
}
}
}
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