/// <summary>
/// Adds a new <see cref="GroupDefinition"/> to the graph and returns the ID for that group.
/// </summary>
/// <param name="id">The ID of the group.</param>
/// <param name="group">The group that should be added to the graph.</param>
/// <returns>A task that will finish when the action has completed.</returns>
public Task Add(GroupCompositionId id, GroupDefinition group)
{
var globalTask = Task.Factory.StartNew(
() =>
{
var key = m_DatasetLock.LockForWriting();
try
{
m_CompositionLayer.Add(id, group);
}
finally
{
m_DatasetLock.RemoveWriteLock(key);
}
});
return(globalTask);
}
/// <summary>
/// Indicates that the dataset will be edited in the near future.
/// </summary>
/// <returns>A task which will complete once the dataset is ready for editing.</returns>
public Task SwitchToEditMode()
{
return(Task.Factory.StartNew(
() =>
{
var key = m_DatasetLock.LockForWriting();
m_EditKeys.Push(key);
},
TaskCreationOptions.LongRunning));
}
