private bool SaveWorkflow(InstancePersistenceContext context, SaveWorkflowCommand command)
{
if (context.InstanceVersion == -1)
{
context.BindAcquiredLock(0);
}
if (command.CompleteInstance)
{
context.CompletedInstance();
}
else
{
string instanceType = "";
const string InstanceTypeXName = "{urn:schemas-microsoft-com:System.Runtime.DurableInstancing/4.0/metadata}InstanceType";
InstanceValue instanceTypeInstanceValue;
if (command.InstanceMetadataChanges.TryGetValue(InstanceTypeXName, out instanceTypeInstanceValue))
{
instanceType = instanceTypeInstanceValue.Value.ToString();
}
Dictionary<string, object> fullInstanceData = new Dictionary<string, object>();
fullInstanceData.Add("instanceId", context.InstanceView.InstanceId);
fullInstanceData.Add("instanceOwnerId", context.InstanceView.InstanceOwner.InstanceOwnerId);
fullInstanceData.Add("instanceData", SerializeablePropertyBag(command.InstanceData));
fullInstanceData.Add("instanceMetadata", SerializeInstanceMetadata(context, command));
foreach (KeyValuePair<XName, InstanceValue> property in command.InstanceMetadataChanges)
{
context.WroteInstanceMetadataValue(property.Key, property.Value);
}
context.PersistedInstance(command.InstanceData);
_stores.Save(WorkflowStoreComponents.Definition
| WorkflowStoreComponents.Metadata
| WorkflowStoreComponents.Streams
| WorkflowStoreComponents.TerminatingError
| WorkflowStoreComponents.Timer
| WorkflowStoreComponents.ActivityState
| WorkflowStoreComponents.JobState,
fullInstanceData);
}
return true;
}
private bool LoadWorkflow(InstancePersistenceContext context, LoadWorkflowCommand command)
{
if (command.AcceptUninitializedInstance)
{
return false;
}
if (context.InstanceVersion == -1)
{
context.BindAcquiredLock(0);
}
Guid instanceId = context.InstanceView.InstanceId;
Guid instanceOwnerId = context.InstanceView.InstanceOwner.InstanceOwnerId;
IDictionary<XName, InstanceValue> instanceData = null;
IDictionary<XName, InstanceValue> instanceMetadata = null;
Dictionary<string, object> fullInstanceData = _stores.LoadWorkflowContext();
instanceData = this.DeserializePropertyBag((Dictionary<XName, object>)fullInstanceData["instanceData"]);
instanceMetadata = this.DeserializePropertyBag((Dictionary<XName, object>)fullInstanceData["instanceMetadata"]);
context.LoadedInstance(InstanceState.Initialized, instanceData, instanceMetadata, null, null);
return true;
}