/// <summary>
/// Handle inbound VersionResponseMessage.
/// </summary>
/// <param name="responseMessage"></param>
public void ReceiveResponse(VersionResponseMessage responseMessage)
{
Trace.WriteLine("VersionResponseMessage received from " + m_RemoteParticipant.Guid.ToString());
m_RemoteVersion = responseMessage.ResponderVersion;
if (m_RemoteVersion > VersionExchangeModel.LocalVersion)
{
m_RemoteCompatibility = responseMessage.Compatibility;
m_RecommendedAction = responseMessage.Action;
m_WarningMessage = responseMessage.WarningMessage;
if (!this.m_LocalNodeIsInstructor)
{
if ((m_RecommendedAction == VersionIncompatibilityRecommendedAction.IssueWarning) &&
(m_WarningMessage != null) && (m_WarningMessage != ""))
{
//Cause a local pop-up warning to be displayed.
PresenterModel.TheInstance.VersionExchange.SetPopUpWarning(m_WarningMessage);
}
}
else
{
//Here we might want to show warning, but aggregate across all participants and show one messagebox.
}
}
else if (m_RemoteVersion < VersionExchangeModel.LocalVersion)
{
//This node is newer than the remote node, so use the local compatibility matrix
// to generate compatibility information.
VersionResponseMessage vrm = CompatiblityMatrix.GetVersionResponseMessage(m_RemoteVersion);
m_RemoteCompatibility = vrm.Compatibility;
m_RecommendedAction = vrm.Action;
m_WarningMessage = vrm.LocalWarningMessage;
//If the local node is an instructor and if the local node has a later version, we send one more
// response back to the client since our verison of the compatibility matrix may have information
// that the client's matrix doesn't have.
if (this.m_LocalNodeIsInstructor)
{
using (Synchronizer.Lock(this.SyncRoot)) {
this.SetPublishedProperty("SendVersionResponse", ref this.m_SendVersionResponse, vrm);
}
}
//Are there any cases where we want to raise events? If so, the code can be added later as needed.
}
else
{
//Versions are equal. We fully expect compatiblity in this case.
m_RemoteCompatibility = responseMessage.Compatibility;
m_RecommendedAction = responseMessage.Action;
m_WarningMessage = responseMessage.WarningMessage;
}
}
/// <summary>
/// Handle inbound VersionRequestMessage from this participant. Always respond.
/// </summary>
/// <param name="version"></param>
internal void ReceiveRequest(Version version)
{
m_RemoteVersion = version;
VersionResponseMessage vrm = CompatiblityMatrix.GetVersionResponseMessage(m_RemoteVersion);
//If local is newer or equal, populate compatibility information from the local matrix
if (m_RemoteVersion <= VersionExchangeModel.LocalVersion)
{
m_RemoteCompatibility = vrm.Compatibility;
m_RecommendedAction = vrm.Action;
m_WarningMessage = vrm.LocalWarningMessage;
}
//Set the property to cause the Network Service to send the response.
using (Synchronizer.Lock(this.SyncRoot)) {
this.SetPublishedProperty("SendVersionResponse", ref this.m_SendVersionResponse, vrm);
}
}