/// <summary>
/// Search for the InstanceGroup that contains instanceName. Will return null if the instance does not exist.
/// </summary>
/// <param name="instanceName">The instance name to search for.</param>
/// <returns>The group containing the instance or null if it does not exist.</returns>
public InstanceGroup findInstanceGroup(String instanceName)
{
//recurse up to the parent.
if (parent != null)
{
return(parent.findInstanceGroup(instanceName));
}
else //if we are the top level search all nodes.
{
return(doFindInstanceGroup(instanceName));
}
}
