/// <summary>
/// 删除某状态
/// </summary>
/// <param name="path">被删除的状态路径</param>
public static void Delete(string path)
{
path = FilterIse(path);
MultiTree.Node node = FindNode(path);
if (node != null && node.Data != null)
{
Appends.Remove(path);
node.Parent.Children.Remove(node);
}
}
/// <summary>
/// 遍历整个状态中心
/// </summary>
/// <param name="builder">信息存储</param>
/// <param name="node">访问结点</param>
private static void TravelSelf(ref StringBuilder builder, MultiTree.Node node)
{
if (node.Data != null)
{
builder.AppendLine("ISE://" + node.Path + "=>" + node.Data);
}
foreach (MultiTree.Node childNode in node.Children)
{
TravelSelf(ref builder, childNode);
}
}
/// <summary>
/// 根据路径获取状态信息
/// </summary>
/// <param name="path">状态路径</param>
/// <returns>返回状态值</returns>
public static T Get<T>(string path)
{
Logger.Info("Get data from path:" + path);
path = FilterIse(path);
MultiTree.Node node = FindNode(path);
if (node != null)
{
return (T)Convert.ChangeType(node.Data, typeof(T));
}
return default(T);
}
/// <summary>
/// 获取状态路径的子路径
/// </summary>
/// <returns>返回状态子路径集合</returns>
public static IEnumerable<string> GetChildren(string path)
{
Logger.Info("Get children from path:" + path);
path = FilterIse(path);
MultiTree.Node node = FindNode(path);
if (node != null)
{
return node.Children.Select(o => "ISE://" + o.Path).ToList();
}
return null;
}
/// <summary>
/// 查找状态结点
/// </summary>
/// <param name="path">结点的路径</param>
/// <returns></returns>
private static MultiTree.Node FindNode(string path)
{
path = FilterIse(path);
string[] categories = path.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
MultiTree.Node node = _tree.Root;
int flag = categories.Length;
for (int i = 0; i < categories.Length && node != null; i++)
{
flag--;
node = node.FindChild(categories[i]);
}
if (flag == 0)
{
return node;
}
return null;
}
/// <summary>
/// 判断状态路径是否存在
/// </summary>
/// <param name="path">状态路径</param>
/// <returns>是否存在</returns>
public static bool IsExist(string path)
{
path = FilterIse(path);
MultiTree.Node node = FindNode(path);
return node != null;
}
