public bool Commit(RepoTracker changes, List <string> errList = null)
{
var succ = _provider.Commit(changes.GetSessionData(), errList);
changes.Complete();
return(succ);
}
/// <summary>
/// 从持久化加载树
/// </summary>
/// <param name="list">树节点DTO列表</param>
/// <param name="persistSession">此参数不传，表示不需要把树的变更持久化</param>
public static Tree <T> Load(IEnumerable <TreeNodeDto <T> > list, RepoTracker persistSession = null)
{
var tree = new Tree <T>(persistSession);
list.ForEach(o =>
{
var node = new TreeNode <T>(tree, o.Data)
{
Link = o.Link
};
tree._nodes.Add(node.Id, node);
if (Equals(o.Link.ParentId, null))
{
tree._rootId = node.Id;
}
});
return(tree);
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="session">此参数为null，表示树的变化不需要持久化</param>
public Tree(RepoTracker session = null)
{
_nodes = new Dictionary <object, TreeNode <T> >();
_session = new TreePersistSession(session);
}
public TreePersistSession(RepoTracker session)
{
_persistSession = session;
}