/// <summary>
/// Returns null if we get an event we're not interested in, or an unparseable event (e.g. for an object type we don't know about).
/// </summary>
private static ObjectChange ProcessEvent(string class_, string operation, string opaqueRef, object snapshot, bool marshall)
{
switch (class_.ToLowerInvariant())
{
case "session":
case "event":
case "vtpm":
case "user":
case "secret":
// We don't track events on these objects
return(null);
default:
Type typ = Marshalling.GetXenAPIType(class_);
if (typ == null)
{
log.DebugFormat("Unknown {0} event for class {1}.", operation, class_);
return(null);
}
switch (operation)
{
case "add":
case "mod":
var marshalled = marshall ? Marshalling.convertStruct(typ, (Hashtable)snapshot) : snapshot;
return(new ObjectChange(typ, opaqueRef, marshalled));
case "del":
return(new ObjectChange(typ, opaqueRef, null));
default:
log.DebugFormat("Unknown event operation {0} for opaque ref {1}", operation, opaqueRef);
return(null);
}
}
}
/// <summary>
/// Returns null if we get an event we're not interested in, or an unparseable event (e.g. for an object type we don't know about).
/// </summary>
/// <param name="proxyEvent"></param>
/// <returns></returns>
private static ObjectChange ProcessEvent(Proxy_Event proxyEvent)
{
switch (proxyEvent.class_.ToLowerInvariant())
{
case "session":
case "event":
case "vtpm":
case "user":
case "secret":
// We don't track events on these objects
return(null);
default:
Type typ = Marshalling.GetXenAPIType(proxyEvent.class_);
if (typ == null)
{
log.DebugFormat("Unknown {0} event for class {1}.", proxyEvent.operation, proxyEvent.class_);
return(null);
}
switch (proxyEvent.operation)
{
case "add":
case "mod":
return(new ObjectChange(typ, proxyEvent.opaqueRef, Marshalling.convertStruct(typ, (Hashtable)proxyEvent.snapshot)));
case "del":
return(new ObjectChange(typ, proxyEvent.opaqueRef, null));
default:
log.DebugFormat("Unknown event operation {0} for opaque ref {1}", proxyEvent.operation, proxyEvent.opaqueRef);
return(null);
}
}
}