public void RequestNodeStatus(int nodeIndex, int requestId)
{
ErrorUtilities.VerifyThrow(nodeLoggers != null, "Must call Initialize first");
ErrorUtilities.VerifyThrow(nodeIndex < nodeData.Length && nodeIndex >= 0, "Node index must be within array boundaries");
// If the node has not been launched we need to create a reply
// on its behalf
if (nodeData[nodeIndex].NodeState != NodeState.Launched)
{
NodeStatus nodeStatus = new NodeStatus(requestId, false, 0, 0, 0, (nodeData[nodeIndex].NodeState == NodeState.LaunchInProgress));
engineCallback.PostStatus(nodeData[nodeIndex].NodeId, nodeStatus, false);
}
else if (!IsNodeProcessAliveOrUninitialized(nodeIndex))
{
NodeStatus nodeStatus = new NodeStatus(requestId); // Indicate that the node has exited
engineCallback.PostStatus(nodeData[nodeIndex].NodeId, nodeStatus, false);
}
else
{
// Send the request to the node
LocalCallDescriptorForRequestStatus callDescriptor =
new LocalCallDescriptorForRequestStatus(requestId);
nodeData[nodeIndex].NodeCommandQueue.Enqueue(callDescriptor);
}
}
/// <summary>
/// This method first reads the objectId as an int from the stream,
/// this int should be found in the "ObjectType" enumeration. This
/// objectId informs the method what kind of object should be
/// deserialized and returned from the method. The objectId is an
/// output parameter. This parameter is also returned so it can be
/// used in the read and write methods to determine if
/// a frame or end marker was found.
/// </summary>
private object DeserializeFromStream(out int objectId)
{
object objectRead = null;
objectId = readStream.ReadByte();
switch ((ObjectType)objectId)
{
case ObjectType.NetSerialization:
objectRead = binaryFormatter.Deserialize(readStream);
break;
case ObjectType.FrameMarker:
objectRead = binaryReader.ReadInt32();
break;
case ObjectType.PostBuildResult:
objectRead = new LocalCallDescriptorForPostBuildResult();
((LocalCallDescriptorForPostBuildResult)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostBuildRequests:
objectRead = new LocalCallDescriptorForPostBuildRequests();
((LocalCallDescriptorForPostBuildRequests)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostLoggingMessagesToHost:
objectRead = new LocalCallDescriptorForPostLoggingMessagesToHost();
((LocalCallDescriptorForPostLoggingMessagesToHost)objectRead).CreateFromStream(binaryReader, loggingTypeCache);
break;
case ObjectType.InitializeNode:
objectRead = new LocalCallDescriptorForInitializeNode();
((LocalCallDescriptorForInitializeNode)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.InitializationComplete:
objectRead = new LocalCallDescriptorForInitializationComplete();
((LocalCallDescriptorForInitializationComplete)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.UpdateNodeSettings:
objectRead = new LocalCallDescriptorForUpdateNodeSettings();
((LocalCallDescriptorForUpdateNodeSettings)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.RequestStatus:
objectRead = new LocalCallDescriptorForRequestStatus();
((LocalCallDescriptorForRequestStatus)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostCacheEntriesToHost:
objectRead = new LocalCallDescriptorForPostingCacheEntriesToHost();
((LocalCallDescriptorForPostingCacheEntriesToHost)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.GetCacheEntriesFromHost:
objectRead = new LocalCallDescriptorForGettingCacheEntriesFromHost();
((LocalCallDescriptorForGettingCacheEntriesFromHost)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.ShutdownComplete:
objectRead = new LocalCallDescriptorForShutdownComplete();
((LocalCallDescriptorForShutdownComplete)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.ShutdownNode:
objectRead = new LocalCallDescriptorForShutdownNode();
((LocalCallDescriptorForShutdownNode)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostIntrospectorCommand:
objectRead = new LocalCallDescriptorForPostIntrospectorCommand(null, null);
((LocalCallDescriptorForPostIntrospectorCommand)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.GenericSingleObjectReply:
objectRead = new LocalReplyCallDescriptor();
((LocalReplyCallDescriptor)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostStatus:
objectRead = new LocalCallDescriptorForPostStatus();
((LocalCallDescriptorForPostStatus)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.EndMarker:
return(null);
default:
ErrorUtilities.VerifyThrow(false, "Should not be here, ObjectId:" + objectId + "Next:" + readStream.ReadByte());
break;
}
return(objectRead);
}