seb-win-refactoring/SafeExamBrowser.Core/Communication/RuntimeProxy.cs

71 lines
2.1 KiB
C#

/*
* Copyright (c) 2018 ETH Zürich, Educational Development and Technology (LET)
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
using System.ServiceModel;
using SafeExamBrowser.Contracts.Communication;
using SafeExamBrowser.Contracts.Communication.Messages;
using SafeExamBrowser.Contracts.Communication.Responses;
using SafeExamBrowser.Contracts.Configuration;
using SafeExamBrowser.Contracts.Logging;
namespace SafeExamBrowser.Core.Communication
{
/// <summary>
/// Default implementation of the <see cref="IRuntimeProxy"/>, to be used for communication with the runtime application component.
/// </summary>
public class RuntimeProxy : BaseProxy, IRuntimeProxy
{
public RuntimeProxy(string address, IProxyObjectFactory factory, ILogger logger) : base(address, factory, logger)
{
}
public ClientConfiguration GetConfiguration()
{
var response = Send(SimpleMessagePurport.ConfigurationNeeded);
if (response is ConfigurationResponse configurationResponse)
{
return configurationResponse.Configuration;
}
throw new CommunicationException($"Could not retrieve client configuration! Received: {ToString(response)}.");
}
public void InformClientReady()
{
var response = Send(SimpleMessagePurport.ClientIsReady);
if (!IsAcknowledged(response))
{
throw new CommunicationException($"Runtime did not acknowledge that client is ready! Response: {ToString(response)}.");
}
}
public bool RequestReconfiguration(string url)
{
var response = Send(new ReconfigurationMessage(url));
if (response is ReconfigurationResponse reconfiguration)
{
return reconfiguration.Accepted;
}
return false;
}
public void RequestShutdown()
{
var response = Send(SimpleMessagePurport.RequestShutdown);
if (!IsAcknowledged(response))
{
throw new CommunicationException($"Runtime did not acknowledge shutdown request! Response: {ToString(response)}.");
}
}
}
}