/// <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 should prepare to execute a sequence.
/// </summary>
/// <returns>A task that will complete once the dataset is ready for executing.</returns>
public Task SwitchToExecuteMode()
{
return(Task.Factory.StartNew(
() =>
{
DatasetLockKey key;
if (m_EditKeys.TryPop(out key))
{
m_DatasetLock.RemoveWriteLock(key);
}
},
TaskCreationOptions.LongRunning));
}