internal MessagePath(Type location, string description, LogEnum logType, Action <TMessage> action, PathId pathId, PathPriority priority, int viaTimesLimit)
{
if (viaTimesLimit == 0)
{
throw new InvalidProgramException("消息路径的viaTimesLimit不能为0，可以为负数表示不限制通过次数或为正数表示限定通过次数，但不能为0");
}
_action = action;
_isEnabled = true;
_viaTimesLimit = viaTimesLimit;
var messageType = typeof(TMessage);
string path = $"{location.FullName}[{messageType.FullName}]";
MessageType = messageType;
Location = location;
PathName = path;
Description = description;
LogType = logType;
PathId = pathId;
Priority = priority;
CreatedOn = DateTime.Now;
}
// 因为是上下文路径，无需返回路径标识
public static void BuildEventPath <TEvent>(string description, LogEnum logType, Type location, PathPriority priority, Action <TEvent> path)
where TEvent : IEvent
{
var messagePathId = VirtualRoot.BuildMessagePath(description, logType, location, priority, path);
_contextPathIds.Add(messagePathId);
}
public static IMessagePathId BuildViaTimesLimitPath <TMessage>(this Window window, string description, LogEnum logType, int viaTimesLimit, Type location, PathPriority priority, Action <TMessage> path)
where TMessage : IMessage
{
if (WpfUtil.IsInDesignMode)
{
return(null);
}
if (window.Resources == null)
{
window.Resources = new ResourceDictionary();
}
List <IMessagePathId> messagePathIds = (List <IMessagePathId>)window.Resources[messagePathIdsResourceKey];
if (messagePathIds == null)
{
messagePathIds = new List <IMessagePathId>();
window.Resources.Add(messagePathIdsResourceKey, messagePathIds);
window.Closed += UiElement_Closed;;
}
var messagePathId = VirtualRoot.BuildViaTimesLimitPath(description, logType, viaTimesLimit, location, priority, path);
messagePathIds.Add(messagePathId);
return(messagePathId);
}
public IMessagePathId AddPath <TMessage>(Type location, string description, LogEnum logType, PathId pathId, PathPriority priority, Action <TMessage> action, int viaTimesLimit = -1)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
MessagePath <TMessage> path = new MessagePath <TMessage>(location, description, logType, action, pathId, priority, viaTimesLimit);
PathSetSet.GetMessagePathSet <TMessage>().AddMessagePath(path);
PathAdded?.Invoke(path);
return(path);
}
public static IMessagePathId BuildEventPath <TEvent>(string description, LogEnum logType, Type location, PathPriority priority, Action <TEvent> path)
where TEvent : IEvent
{
return(BuildMessagePath(description, logType, location, priority, path));
}
/// <summary>
/// 消息通过路径指定的次数后路径即消失
/// </summary>
public static IMessagePathId BuildViaTimesLimitPath <TMessage>(string description, LogEnum logType, int viaTimesLimit, Type location, PathPriority priority, Action <TMessage> path)
{
return(MessageHub.AddPath(location, description, logType, pathId: PathId.Empty, priority, path, viaTimesLimit));
}
/// <summary>
/// 消息通过路径一次后路径即消失。
/// 注意该路径具有特定的路径标识pathId，pathId可以看作是路径的形状，只有和该路径的形状相同的消息才能通过路径。
/// </summary>
public static IMessagePathId BuildOnecePath <TMessage>(string description, LogEnum logType, PathId pathId, Type location, PathPriority priority, Action <TMessage> path)
{
return(MessageHub.AddPath(location, description, logType, pathId, priority, path, viaTimesLimit: 1));
}
/// <summary>
/// 修建消息的运动路径
/// </summary>
public static IMessagePathId BuildMessagePath <TMessage>(string description, LogEnum logType, Type location, PathPriority priority, Action <TMessage> path)
{
return(MessageHub.AddPath(location.FullName, description, logType, pathId: PathId.Empty, priority, path));
}