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serein-flow/NodeFlow/Env/FlowEnvironment.cs

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using Newtonsoft.Json;
using Newtonsoft.Json.Bson;
using Newtonsoft.Json.Linq;
using Serein.Library;
using Serein.Library.Api;
using Serein.Library.Network.WebSocketCommunication;
using Serein.Library.Utils;
using Serein.Library.Utils.SereinExpression;
using Serein.NodeFlow.Model;
using Serein.NodeFlow.Tool;
using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Sockets;
using System.Reflection;
using System.Security.Cryptography;
using System.Threading;
using System.Xml.Linq;
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using static Serein.Library.Utils.ChannelFlowInterrupt;
using static Serein.NodeFlow.FlowStarter;
using static System.Runtime.InteropServices.JavaScript.JSType;
namespace Serein.NodeFlow.Env
{
// ******************************************************88
/// <summary>
/// 运行环境
/// </summary>
public class FlowEnvironment : IFlowEnvironment, ISereinIOC
{
/// <summary>
/// 节点的命名空间
/// </summary>
public const string SpaceName = $"{nameof(Serein)}.{nameof(NodeFlow)}.{nameof(Model)}";
public const string ThemeKey = "theme";
public const string DataKey = "data";
/// <summary>
/// 流程运行环境
/// </summary>
public FlowEnvironment(UIContextOperation uiContextOperation)
{
this.sereinIOC = new SereinIOC();
this.ChannelFlowInterrupt = new ChannelFlowInterrupt();
this.IsGlobalInterrupt = false;
this.flowStarter = null;
this.sereinIOC.OnIOCMembersChanged += e => this?.OnIOCMembersChanged?.Invoke(e); // 监听IOC容器的注册
this.uiContextOperation = uiContextOperation; // 本地环境需要存放视图管理
}
#region
private MsgControllerOfServer clientMsgManage;
/// <summary>
/// <para>表示是否正在控制远程</para>
/// <para>Local control remote env</para>
/// </summary>
public bool IsLcR { get; set; }
/// <summary>
/// <para>表示是否受到远程控制</para>
/// <para>Remote control local env</para>
/// </summary>
public bool IsRcL { get; set; }
/// <summary>
/// 打开远程管理
/// </summary>
/// <param name="port"></param>
public async Task StartRemoteServerAsync(int port = 7525)
{
if (clientMsgManage is null)
{
clientMsgManage = new MsgControllerOfServer(this);
//clientMsgManage = new MsgControllerOfServer(this, "token");
}
await clientMsgManage.StartRemoteServerAsync(port);
}
/// <summary>
/// 结束远程管理
/// </summary>
public void StopRemoteServer()
{
try
{
clientMsgManage.StopRemoteServer();
}
catch (Exception ex)
{
Console.WriteLine("结束远程管理异常:" + ex);
}
}
#endregion
#region
/// <summary>
/// 加载Dll
/// </summary>
public event LoadDllHandler? OnDllLoad;
/// <summary>
/// 移除DLL
/// </summary>
public event RemoteDllHandler? OnDllRemote;
/// <summary>
/// 项目加载完成
/// </summary>
public event ProjectLoadedHandler? OnProjectLoaded;
/// <summary>
/// 节点连接属性改变事件
/// </summary>
public event NodeConnectChangeHandler? OnNodeConnectChange;
/// <summary>
/// 节点创建事件
/// </summary>
public event NodeCreateHandler? OnNodeCreate;
/// <summary>
/// 移除节点事件
/// </summary>
public event NodeRemoteHandler? OnNodeRemote;
/// <summary>
/// 起始节点变化事件
/// </summary>
public event StartNodeChangeHandler? OnStartNodeChange;
/// <summary>
/// 流程运行完成事件
/// </summary>
public event FlowRunCompleteHandler? OnFlowRunComplete;
/// <summary>
/// 被监视的对象改变事件
/// </summary>
public event MonitorObjectChangeHandler? OnMonitorObjectChange;
/// <summary>
/// 节点中断状态改变事件
/// </summary>
public event NodeInterruptStateChangeHandler? OnNodeInterruptStateChange;
/// <summary>
/// 节点触发了中断
/// </summary>
public event ExpInterruptTriggerHandler? OnInterruptTrigger;
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/// <summary>
/// 容器改变
/// </summary>
public event IOCMembersChangedHandler? OnIOCMembersChanged;
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/// <summary>
/// 节点需要定位
/// </summary>
public event NodeLocatedHandler? OnNodeLocated;
/// <summary>
/// 节点移动了(远程插件)
/// </summary>
public event NodeMovedHandler? OnNodeMoved;
/// <summary>
/// 运行环境输出
/// </summary>
public event EnvOutHandler? OnEnvOut;
#endregion
#region
public IFlowEnvironment CurrentEnv { get => this; }
/// <summary>
/// 如果没有全局触发器,且没有循环分支,流程执行完成后自动为 Completion 。
/// </summary>
public RunState FlowState { get; set; } = RunState.NoStart;
/// <summary>
/// 如果全局触发器还在运行,则为 Running 。
/// </summary>
public RunState FlipFlopState { get; set; } = RunState.NoStart;
/// <summary>
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/// 环境名称
/// </summary>
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public string EnvName { get; set; } = SpaceName;
/// <summary>
/// 是否全局中断
/// </summary>
public bool IsGlobalInterrupt { get; set; }
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/// <summary>
/// 流程中断器
/// </summary>
public ChannelFlowInterrupt ChannelFlowInterrupt { get; set; }
/// <summary>
/// <para>单例模式IOC容器内部维护了一个实例字典默认使用类型的FullName作为Key如果以“接口-实现类”的方式注册那么将使用接口类型的FullName作为Key。</para>
/// <para>当某个类型注册绑定成功后,将不会因为其它地方尝试注册相同类型的行为导致类型被重新创建。</para>
/// </summary>
public ISereinIOC IOC { get => this; }
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#endregion
#region
/// <summary>
/// Library 与 MethodDetailss的依赖关系
/// </summary>
public ConcurrentDictionary<NodeLibrary, List<MethodDetails>> MethodDetailsOfLibrarys { get; } = [];
/// <summary>
/// 存储已加载的程序集
/// </summary>
public ConcurrentDictionary<string, NodeLibrary> Librarys { get; } = [];
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/// <summary>
/// 存储已加载的方法信息。描述所有DLL中NodeAction特性的方法的原始副本
/// </summary>
public ConcurrentDictionary<string, MethodDetails> MethodDetailss { get; } = [];
/// <summary>
/// UI线程操作类
/// </summary>
private readonly UIContextOperation uiContextOperation;
/// <summary>
/// 容器管理
/// </summary>
private readonly SereinIOC sereinIOC;
/// <summary>
/// 环境加载的节点集合
/// Node Guid - Node Model
/// </summary>
private Dictionary<string, NodeModelBase> Nodes { get; } = [];
/// <summary>
/// 存放触发器节点(运行时全部调用)
/// </summary>
private List<SingleFlipflopNode> FlipflopNodes { get; } = [];
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/// <summary>
/// 从dll中加载的类的注册类型
/// </summary>
private Dictionary<RegisterSequence, List<Type>> AutoRegisterTypes { get; } = [];
/// <summary>
/// 存放委托
///
/// md.Methodname - delegate
/// </summary>
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private ConcurrentDictionary<string, DelegateDetails> MethodDelegates { get; } = [];
/// <summary>
/// 起始节点私有属性
/// </summary>
private NodeModelBase? _startNode = null;
/// <summary>
/// 起始节点
/// </summary>
private NodeModelBase? StartNode
{
get
{
return _startNode;
}
set
{
if (value is null)
{
return;
}
if (_startNode is not null)
{
_startNode.IsStart = false;
}
value.IsStart = true;
_startNode = value;
}
}
/// <summary>
/// 流程启动器每次运行时都会重新new一个
/// </summary>
private FlowStarter? flowStarter;
#endregion
#region
/// <summary>
/// 重定向Console输出
/// </summary>
public void SetConsoleOut()
{
var logTextWriter = new LogTextWriter(msg => Output(msg));
Console.SetOut(logTextWriter);
}
/// <summary>
/// 使用JSON处理库输出对象信息
/// </summary>
/// <param name="obj"></param>
public void WriteLineObjToJson(object obj)
{
var msg = JsonConvert.SerializeObject(obj);
OnEnvOut?.Invoke(msg + Environment.NewLine);
}
/// <summary>
/// 异步运行
/// </summary>
/// <returns></returns>
public async Task StartAsync()
{
ChannelFlowInterrupt?.CancelAllTasks();
flowStarter = new FlowStarter();
var nodes = Nodes.Values.ToList();
List<MethodDetails> initMethods = [];
List<MethodDetails> loadMethods = [];
List<MethodDetails> exitMethods = [];
//foreach(var mds in MethodDetailss.Values)
//{
// var initMds = mds.Where(it => it.MethodDynamicType == NodeType.Init);
// var loadMds = mds.Where(it => it.MethodDynamicType == NodeType.Loading);
// var exitMds = mds.Where(it => it.MethodDynamicType == NodeType.Exit);
// initMethods.AddRange(initMds);
// loadMethods.AddRange(loadMds);
// exitMethods.AddRange(exitMds);
//}
var initMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Init);
var loadMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Loading);
var exitMds = MethodDetailss.Values.Where(it => it.MethodDynamicType == NodeType.Exit);
initMethods.AddRange(initMds);
loadMethods.AddRange(loadMds);
exitMethods.AddRange(exitMds);
IOC.Reset(); // 开始运行时清空ioc中注册的实例
IOC.CustomRegisterInstance(typeof(UIContextOperation).FullName, this.uiContextOperation, false);
IOC.CustomRegisterInstance(typeof(IFlowEnvironment).FullName, this);
await flowStarter.RunAsync(this, nodes, AutoRegisterTypes, initMethods, loadMethods, exitMethods);
if (FlipFlopState == RunState.Completion)
{
ExitFlow(); // 未运行触发器时,才会调用结束方法
}
flowStarter = null;
}
/// <summary>
/// 从选定节点开始运行
/// </summary>
/// <param name="startNodeGuid"></param>
/// <returns></returns>
public async Task StartAsyncInSelectNode(string startNodeGuid)
{
if (flowStarter is null)
{
return;
}
if (FlowState == RunState.Running || FlipFlopState == RunState.Running)
{
NodeModelBase? nodeModel = GuidToModel(startNodeGuid);
if (nodeModel is null || nodeModel is SingleFlipflopNode)
{
return;
}
await flowStarter.StartFlowInSelectNodeAsync(this, nodeModel);
}
else
{
return;
}
}
/// <summary>
/// 退出
/// </summary>
public void ExitFlow()
{
ChannelFlowInterrupt?.CancelAllTasks();
flowStarter?.Exit();
foreach (var node in Nodes.Values)
{
if (node is not null)
{
node.ReleaseFlowData(); // 退出时释放对象计数
}
}
OnFlowRunComplete?.Invoke(new FlowEventArgs());
GC.Collect();
}
/// <summary>
/// 激活全局触发器
/// </summary>
/// <param name="nodeGuid"></param>
[AutoSocketHandle]
public void ActivateFlipflopNode(string nodeGuid)
{
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
if (flowStarter is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
{
if (FlowState != RunState.Completion
&& flipflopNode.NotExitPreviousNode()) // 正在运行,且该触发器没有上游节点
{
_ = flowStarter.RunGlobalFlipflopAsync(this, flipflopNode);// 被父节点移除连接关系的子节点若为触发器,且无上级节点,则当前流程正在运行,则加载到运行环境中
}
}
}
/// <summary>
/// 关闭全局触发器
/// </summary>
/// <param name="nodeGuid"></param>
[AutoSocketHandle]
public void TerminateFlipflopNode(string nodeGuid)
{
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
if (flowStarter is not null && nodeModel is SingleFlipflopNode flipflopNode) // 子节点为触发器
{
flowStarter.TerminateGlobalFlipflopRuning(flipflopNode);
}
}
/// <summary>
/// 获取当前环境信息(远程连接)
/// </summary>
/// <returns></returns>
[AutoSocketHandle]
public async Task<FlowEnvInfo> GetEnvInfoAsync()
{
Dictionary<NodeLibrary, List<MethodDetailsInfo>> LibraryMds = [];
foreach (var mdskv in MethodDetailsOfLibrarys)
{
var library = mdskv.Key;
var mds = mdskv.Value;
foreach (var md in mds)
{
if (!LibraryMds.TryGetValue(library, out var t_mds))
{
t_mds = new List<MethodDetailsInfo>();
LibraryMds[library] = t_mds;
}
var mdInfo = md.ToInfo();
mdInfo.LibraryName = library.FullName;
t_mds.Add(mdInfo);
}
}
LibraryMds[] libraryMdss = LibraryMds.Select(kv => new LibraryMds
{
LibraryName = kv.Key.FullName,
Mds = kv.Value.ToArray()
}).ToArray();
var project = await GetProjectInfoAsync();
Console.WriteLine("已将当前环境信息发送到远程客户端");
return new FlowEnvInfo
{
Project = project, // 项目信息
LibraryMds = libraryMdss, // 环境方法
};
}
/// <summary>
/// 清除所有
/// </summary>
public void ClearAll()
{
//LoadedAssemblyPaths.Clear();
//NodeLibrarys.Clear();
//MethodDetailss.Clear();
}
/// <summary>
/// 加载项目文件
/// </summary>
/// <param name="flowEnvInfo">环境信息</param>
/// <param name="filePath"></param>
public void LoadProject(FlowEnvInfo flowEnvInfo, string filePath)
{
var projectData = flowEnvInfo.Project;
// 加载项目配置文件
var dllPaths = projectData.Librarys.Select(it => it.FileName).ToList();
List<MethodDetails> methodDetailss = [];
// 遍历依赖项中的特性注解,生成方法详情
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foreach (var dllPath in dllPaths)
{
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var dllFilePath = Path.GetFullPath(Path.Combine(filePath, dllPath));
//var dllFilePath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(filePath)!, dllPath));
LoadDllNodeInfo(dllFilePath);
}
List<(NodeModelBase, string[])> regionChildNodes = new List<(NodeModelBase, string[])>();
List<(NodeModelBase, PositionOfUI)> ordinaryNodes = new List<(NodeModelBase, PositionOfUI)>();
// 加载节点
foreach (var nodeInfo in projectData.Nodes)
{
var controlType = FlowFunc.GetNodeControlType(nodeInfo);
if (controlType == NodeControlType.None)
{
continue;
}
else
{
MethodDetailss.TryGetValue(nodeInfo.MethodName, out var methodDetails);// 加载项目时尝试获取方法信息
var nodeModel = FlowFunc.CreateNode(this, controlType, methodDetails); // 加载项目时创建节点
nodeModel.LoadInfo(nodeInfo); // 创建节点model
if (nodeModel is null)
{
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nodeInfo.Guid = string.Empty;
continue;
}
TryAddNode(nodeModel); // 加载项目时将节点加载到环境中
if (nodeInfo.ChildNodeGuids?.Length > 0)
{
regionChildNodes.Add((nodeModel, nodeInfo.ChildNodeGuids));
OnNodeCreate?.Invoke(new NodeCreateEventArgs(nodeModel, nodeInfo.Position));
}
else
{
ordinaryNodes.Add((nodeModel, nodeInfo.Position));
}
}
}
// 加载区域子项
foreach ((NodeModelBase region, string[] childNodeGuids) item in regionChildNodes)
{
foreach (var childNodeGuid in item.childNodeGuids)
{
Nodes.TryGetValue(childNodeGuid, out NodeModelBase? childNode);
if (childNode is null)
{
// 节点尚未加载
continue;
}
// 存在节点
OnNodeCreate?.Invoke(new NodeCreateEventArgs(childNode, true, item.region.Guid));
}
}
// 加载节点
foreach ((NodeModelBase nodeModel, PositionOfUI position) item in ordinaryNodes)
{
bool IsContinue = false;
foreach ((NodeModelBase region, string[] childNodeGuids) item2 in regionChildNodes)
{
foreach (var childNodeGuid in item2.childNodeGuids)
{
if (item.nodeModel.Guid.Equals(childNodeGuid))
{
IsContinue = true;
}
}
}
if (IsContinue) continue;
OnNodeCreate?.Invoke(new NodeCreateEventArgs(item.nodeModel, item.position));
}
// 确定节点之间的连接关系
foreach (var nodeInfo in projectData.Nodes)
{
if (!Nodes.TryGetValue(nodeInfo.Guid, out NodeModelBase? fromNode))
{
// 不存在对应的起始节点
continue;
}
List<(ConnectionType connectionType, string[] guids)> allToNodes = [(ConnectionType.IsSucceed,nodeInfo.TrueNodes),
(ConnectionType.IsFail, nodeInfo.FalseNodes),
(ConnectionType.IsError, nodeInfo.ErrorNodes),
(ConnectionType.Upstream, nodeInfo.UpstreamNodes)];
List<(ConnectionType, NodeModelBase[])> fromNodes = allToNodes.Where(info => info.guids.Length > 0)
.Select(info => (info.connectionType,
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info.guids.Where(guid => Nodes.ContainsKey(guid)).Select(guid => Nodes[guid])
.ToArray()))
.ToList();
// 遍历每种类型的节点分支(四种)
foreach ((ConnectionType connectionType, NodeModelBase[] toNodes) item in fromNodes)
{
// 遍历当前类型分支的节点(确认连接关系)
foreach (var toNode in item.toNodes)
{
ConnectNode(fromNode, toNode, item.connectionType); // 加载时确定节点间的连接关系
}
}
}
SetStartNode(projectData.StartNode);
OnProjectLoaded?.Invoke(new ProjectLoadedEventArgs());
}
/// <summary>
/// 加载远程环境
/// </summary>
/// <param name="addres">远程环境地址</param>
/// <param name="port">远程环境端口</param>
/// <param name="token">密码</param>
public async Task<(bool, RemoteEnvControl)> ConnectRemoteEnv(string addres, int port, string token)
{
if (IsLcR)
{
await Console.Out.WriteLineAsync($"当前已经连接远程环境");
return (false, null);
}
// 没有连接远程环境,可以重新连接
var remoteEnvControl = new RemoteEnvControl(addres, port, token);
var result = await remoteEnvControl.ConnectAsync();
if (!result)
{
await Console.Out.WriteLineAsync("连接失败,请检查地址与端口是否正确");
return (false, null);
}
await Console.Out.WriteLineAsync("连接成功开始验证Token");
IsLcR = true;
return (true, remoteEnvControl);
}
/// <summary>
/// 退出远程环境
/// </summary>
public void ExitRemoteEnv()
{
IsLcR = false;
}
/// <summary>
/// 序列化当前项目的依赖信息、节点信息
/// </summary>
/// <returns></returns>
public async Task<SereinProjectData> GetProjectInfoAsync()
{
var projectData = new SereinProjectData()
{
Librarys = Librarys.Values.Select(lib => lib.ToLibrary()).ToArray(),
Nodes = Nodes.Values.Select(node => node.ToInfo()).Where(info => info is not null).ToArray(),
StartNode = Nodes.Values.FirstOrDefault(it => it.IsStart)?.Guid,
};
return projectData;
}
/// <summary>
/// 从文件路径中加载DLL
/// </summary>
/// <param name="dllPath"></param>
/// <returns></returns>
[AutoSocketHandle]
public void LoadDll(string dllPath)
{
LoadDllNodeInfo(dllPath);
}
/// <summary>
/// 移除DLL
/// </summary>
/// <param name="assemblyFullName"></param>
/// <returns></returns>
public bool RemoteDll(string assemblyFullName)
{
var library = Librarys.Values.FirstOrDefault(nl => assemblyFullName.Equals(nl.FullName));
if (library is null)
{
return false;
}
var groupedNodes = Nodes.Values
.Where(node => node.MethodDetails is not null)
.ToArray()
.GroupBy(node => node.MethodDetails!.MethodName)
.ToDictionary(
key => key.Key,
group => group.Count());
if (Nodes.Count == 0)
{
return true; // 当前无节点,可以直接删除
}
if (MethodDetailsOfLibrarys.TryGetValue(library, out var mds)) // 存在方法
{
foreach (var md in mds)
{
if (groupedNodes.TryGetValue(md.MethodName, out int count))
{
if (count > 0)
{
return false; // 创建过相关的节点,无法移除
}
}
}
// 开始移除相关信息
foreach (var md in mds)
{
MethodDetailss.TryRemove(md.MethodName, out _);
}
MethodDetailsOfLibrarys.TryRemove(library, out _);
return true;
}
else
{
return true;
}
}
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/// <summary>
/// 流程正在运行时创建节点
/// </summary>
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/// <param name="nodeControlType"></param>
/// <param name="position"></param>
/// <param name="methodDetailsInfo">如果是表达式节点条件节点该项为null</param>
public async Task<NodeInfo?> CreateNodeAsync(NodeControlType nodeControlType, PositionOfUI position, MethodDetailsInfo? methodDetailsInfo = null)
{
NodeModelBase? nodeModel = null;
if (methodDetailsInfo is null)
{
nodeModel = FlowFunc.CreateNode(this, nodeControlType); // 加载基础节点
}
else
{
if (MethodDetailss.TryGetValue(methodDetailsInfo.MethodName, out var methodDetails))
{
nodeModel = FlowFunc.CreateNode(this, nodeControlType, methodDetails); // 一般的加载节点方法
}
else
{
return null;
}
}
TryAddNode(nodeModel);
nodeModel.Position = position;
// 通知UI更改
OnNodeCreate?.Invoke(new NodeCreateEventArgs(nodeModel, position));
// 因为需要UI先布置了元素才能通知UI变更特效
// 如果不存在流程起始控件,默认设置为流程起始控件
if (StartNode is null)
{
SetStartNode(nodeModel);
}
return nodeModel.ToInfo();
}
/// <summary>
/// 移除节点
/// </summary>
/// <param name="nodeGuid"></param>
/// <exception cref="NotImplementedException"></exception>
public void RemoveNode(string nodeGuid)
{
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var remoteNode = GuidToModel(nodeGuid);
if (remoteNode is null) return;
//if (remoteNode.IsStart)
//{
// return;
//}
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if (remoteNode is SingleFlipflopNode flipflopNode)
{
flowStarter?.TerminateGlobalFlipflopRuning(flipflopNode); // 假设被移除的是全局触发器,尝试从启动器移除
}
// 遍历所有父节点,从那些父节点中的子节点集合移除该节点
foreach (var pnc in remoteNode.PreviousNodes)
{
var pCType = pnc.Key; // 连接类型
for (int i = 0; i < pnc.Value.Count; i++)
{
NodeModelBase? pNode = pnc.Value[i];
pNode.SuccessorNodes[pCType].Remove(remoteNode);
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(pNode.Guid,
remoteNode.Guid,
pCType,
NodeConnectChangeEventArgs.ConnectChangeType.Remote)); // 通知UI
}
}
// 遍历所有子节点,从那些子节点中的父节点集合移除该节点
foreach (var snc in remoteNode.SuccessorNodes)
{
var connectionType = snc.Key; // 连接类型
for (int i = 0; i < snc.Value.Count; i++)
{
NodeModelBase? toNode = snc.Value[i];
RemoteConnect(remoteNode, toNode, connectionType);
}
}
// 从集合中移除节点
Nodes.Remove(nodeGuid);
OnNodeRemote?.Invoke(new NodeRemoteEventArgs(nodeGuid));
}
/// <summary>
/// 连接节点
/// </summary>
/// <param name="fromNodeGuid">起始节点</param>
/// <param name="toNodeGuid">目标节点</param>
/// <param name="connectionType">连接关系</param>
public async Task<bool> ConnectNodeAsync(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType)
{
// 获取起始节点与目标节点
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var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (fromNode is null) return false;
if (toNode is null) return false;
// 开始连接
return await ConnectNode(fromNode, toNode, connectionType); // 外部调用连接方法
}
/// <summary>
/// 移除连接关系
/// </summary>
/// <param name="fromNodeGuid">起始节点Guid</param>
/// <param name="toNodeGuid">目标节点Guid</param>
/// <param name="connectionType">连接关系</param>
/// <exception cref="NotImplementedException"></exception>
public void RemoveConnect(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType)
{
// 获取起始节点与目标节点
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var fromNode = GuidToModel(fromNodeGuid);
var toNode = GuidToModel(toNodeGuid);
if (fromNode is null) return;
if (toNode is null) return;
RemoteConnect(fromNode, toNode, connectionType);
}
/// <summary>
/// 获取方法描述
/// </summary>
public bool TryGetMethodDetailsInfo(string name, out MethodDetailsInfo? md)
{
if (!string.IsNullOrEmpty(name))
{
foreach (var t_md in MethodDetailss.Values)
{
md = t_md.ToInfo();
if (md != null)
{
return true;
}
}
md = null;
return false;
}
else
{
md = null;
return false;
}
}
/// <summary>
/// <para>通过方法名称获取对应的Emit委托</para>
/// <para>方法无入参时需要传入空数组void方法自动返回null</para>
/// <para>普通方法Func&lt;object,object[],object&gt;</para>
/// <para>异步方法Func&lt;object,object[],Task&gt;</para>
/// <para>异步有返回值方法Func&lt;object,object[],Task&lt;object&gt;&gt;</para>
/// </summary>
/// <param name="methodName"></param>
/// <param name="delegateDetails"></param>
/// <returns></returns>
public bool TryGetDelegateDetails(string methodName, out DelegateDetails? delegateDetails)
{
if (!string.IsNullOrEmpty(methodName) && MethodDelegates.TryGetValue(methodName, out delegateDetails))
{
return delegateDetails != null;
}
else
{
delegateDetails = null;
return false;
}
}
/// <summary>
/// 移动了某个节点(远程插件使用)
/// </summary>
/// <param name="nodeGuid"></param>
/// <param name="x"></param>
/// <param name="y"></param>
public void MoveNode(string nodeGuid, double x, double y)
{
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
nodeModel.Position.X = x;
nodeModel.Position.Y = y;
OnNodeMoved?.Invoke(new NodeMovedEventArgs(nodeGuid, x, y));
}
/// <summary>
/// 设置起点控件
/// </summary>
/// <param name="newNodeGuid"></param>
public void SetStartNode(string newNodeGuid)
{
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var newStartNodeModel = GuidToModel(newNodeGuid);
if (newStartNodeModel is null) return;
SetStartNode(newStartNodeModel);
}
/// <summary>
/// 中断指定节点,并指定中断等级。
/// </summary>
/// <param name="nodeGuid">被中断的目标节点Guid</param>
/// <param name="interruptClass">中断级别</param>
/// <returns>操作是否成功</returns>
public async Task<bool> SetNodeInterruptAsync(string nodeGuid, InterruptClass interruptClass)
{
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var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return false;
if (interruptClass == InterruptClass.None)
{
nodeModel.CancelInterrupt();
}
else if (interruptClass == InterruptClass.Branch)
{
nodeModel.DebugSetting.CancelInterruptCallback?.Invoke();
nodeModel.DebugSetting.GetInterruptTask = () =>
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{
TriggerInterrupt(nodeGuid, "", InterruptTriggerEventArgs.InterruptTriggerType.Monitor);
return ChannelFlowInterrupt.GetOrCreateChannelAsync(nodeGuid);
};
nodeModel.DebugSetting.CancelInterruptCallback = () =>
{
ChannelFlowInterrupt.TriggerSignal(nodeGuid);
};
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}
else if (interruptClass == InterruptClass.Global) // 全局……做不了omg
{
return false;
}
nodeModel.DebugSetting.InterruptClass = interruptClass;
OnNodeInterruptStateChange?.Invoke(new NodeInterruptStateChangeEventArgs(nodeGuid, interruptClass));
return true;
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}
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/// <summary>
/// 添加表达式中断
/// </summary>
/// <param name="key">如果是节点传入Guid如果是对象传入类型FullName</param>
/// <param name="expression">合法的条件表达式</param>
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/// <returns></returns>
public async Task<bool> AddInterruptExpressionAsync(string key, string expression)
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{
if (string.IsNullOrEmpty(expression)) return false;
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if (dictMonitorObjExpInterrupt.TryGetValue(key, out var condition))
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{
condition.Clear(); // 暂时
condition.Add(expression);// 暂时
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return true;
}
else
{
var exps = new List<string>();
exps.Add(expression);
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dictMonitorObjExpInterrupt.TryAdd(key, exps);
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return true;
}
}
/// <summary>
/// 要监视的对象,以及与其关联的表达式
/// </summary>
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private ConcurrentDictionary<string, List<string>> dictMonitorObjExpInterrupt = [];
/// <summary>
/// 设置对象的监视状态
/// </summary>
/// <param name="key">如果是节点传入Guid如果是对象传入类型FullName</param>
/// <param name="isMonitor">ture监视对象false取消对象监视</param>
/// <returns></returns>
public void SetMonitorObjState(string key, bool isMonitor)
{
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if (string.IsNullOrEmpty(key)) { return; }
var isExist = dictMonitorObjExpInterrupt.ContainsKey(key);
if (isExist)
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{
if (!isMonitor) // 对象存在且需要不监视
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{
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dictMonitorObjExpInterrupt.Remove(key, out _);
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}
}
else
{
if (isMonitor) // 对象不存在且需要监视,添加在集合中。
{
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dictMonitorObjExpInterrupt.TryAdd(key, new List<string>()); ;
}
}
}
/// <summary>
/// 检查一个对象是否处于监听状态如果是则传出与该对象相关的表达式用于中断如果不是则返回false。
/// </summary>
/// <param name="key"></param>
/// <param name="exps"></param>
/// <returns></returns>
public async Task<(bool, string[])> CheckObjMonitorStateAsync(string key)
{
if (string.IsNullOrEmpty(key))
return (false, Array.Empty<string>());
var isMonitor = dictMonitorObjExpInterrupt.TryGetValue(key, out var exps);
if (exps is null)
{
return (isMonitor, Array.Empty<string>());
}
else
{
return (isMonitor, exps.ToArray());
}
}
/// <summary>
/// 启动器调用,运行到某个节点时触发了监视对象的更新(对象预览视图将会自动更新)
/// </summary>
/// <param name="nodeGuid"></param>
/// <param name="monitorData"></param>
/// <param name="sourceType"></param>
public void MonitorObjectNotification(string nodeGuid, object monitorData, MonitorObjectEventArgs.ObjSourceType sourceType)
{
OnMonitorObjectChange?.Invoke(new MonitorObjectEventArgs(nodeGuid, monitorData, sourceType));
}
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/// <summary>
/// 启动器调用,节点触发了中断。
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/// </summary>
/// <param name="nodeGuid">节点</param>
/// <param name="expression">表达式</param>
/// <param name="type">类型0用户主动的中断1表达式中断</param>
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public void TriggerInterrupt(string nodeGuid, string expression, InterruptTriggerEventArgs.InterruptTriggerType type)
{
OnInterruptTrigger?.Invoke(new InterruptTriggerEventArgs(nodeGuid, expression, type));
}
/// <summary>
/// 环境执行中断
/// </summary>
/// <returns></returns>
public async Task<CancelType> GetOrCreateGlobalInterruptAsync()
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{
IsGlobalInterrupt = true;
var result = await ChannelFlowInterrupt.GetOrCreateChannelAsync(EnvName);
return result;
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}
/// <summary>
/// 记录节点更改数据,防止重复更改
/// </summary>
public HashSet<(string, string, object)> NodeValueChangeLogger = new HashSet<(string, string, object)>();
/// <summary>
/// 数据更改通知(来自远程)
/// </summary>
/// <param name="nodeGuid">发生在哪个节点</param>
/// <param name="path">属性路径</param>
/// <param name="value">变化后的属性值</param>
/// <returns></returns>
public async Task NotificationNodeValueChangeAsync(string nodeGuid, string path, object value)
{
var nodeModel = GuidToModel(nodeGuid);
if (nodeModel is null) return;
if(NodeValueChangeLogger.Remove((nodeGuid, path, value)))
{
// 说明存在过重复的修改
return;
}
Console.WriteLine($"本地环境收到数据更改通知:{value}");
var getExp = $"@Get .{path}";
//Console.WriteLine($"取值表达式:{getExp}");
var getResult = SerinExpressionEvaluator.Evaluate(getExp, nodeModel, out _);
Console.WriteLine($"原数据 :{getResult}");
if (getResult.Equals(value))
{
Console.WriteLine("无须修改" );
return;
}
NodeValueChangeLogger.Add((nodeGuid, path, value));
var setExp = $"@Set .{path} = {value}";
//Console.WriteLine($"设值表达式:{setExp}");
SerinExpressionEvaluator.Evaluate(setExp, nodeModel, out _);
getResult = SerinExpressionEvaluator.Evaluate(getExp, nodeModel, out _);
Console.WriteLine($"新数据 :{getResult}");
}
/// <summary>
/// Guid 转 NodeModel
/// </summary>
/// <param name="nodeGuid">节点Guid</param>
/// <returns>节点Model</returns>
/// <exception cref="ArgumentNullException">无法获取节点、Guid/节点为null时报错</exception>
private NodeModelBase? GuidToModel(string nodeGuid)
{
if (string.IsNullOrEmpty(nodeGuid))
{
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//throw new ArgumentNullException("not contains - Guid没有对应节点:" + (nodeGuid));
return null;
}
if (!Nodes.TryGetValue(nodeGuid, out NodeModelBase? nodeModel) || nodeModel is null)
{
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//throw new ArgumentNullException("null - Guid存在对应节点,但节点为null:" + (nodeGuid));
return null;
}
return nodeModel;
}
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#endregion
#region
/// <summary>
/// 加载指定路径的DLL文件
/// </summary>
/// <param name="dllPath"></param>
private void LoadDllNodeInfo(string dllPath)
{
(var nodeLibrary, var registerTypes, var mdlist) = LoadAssembly(dllPath);
if (nodeLibrary is not null && mdlist.Count > 0)
{
Librarys.TryAdd(nodeLibrary.FullName, nodeLibrary);
MethodDetailsOfLibrarys.TryAdd(nodeLibrary, mdlist);
foreach (var md in mdlist)
{
MethodDetailss.TryAdd(md.MethodName, md);
}
foreach (var kv in registerTypes)
{
if (!AutoRegisterTypes.TryGetValue(kv.Key, out var types))
{
types = new List<Type>();
AutoRegisterTypes.Add(kv.Key, types);
}
types.AddRange(kv.Value);
}
var mdInfo = mdlist.Select(md => md.ToInfo()).ToList(); // 转换成方法信息
OnDllLoad?.Invoke(new LoadDllEventArgs(nodeLibrary, mdInfo)); // 通知UI创建dll面板显示
}
}
/// <summary>
/// 移除连接关系
/// </summary>
/// <param name="fromNodeGuid">起始节点Model</param>
/// <param name="toNodeGuid">目标节点Model</param>
/// <param name="connectionType">连接关系</param>
/// <exception cref="NotImplementedException"></exception>
private void RemoteConnect(NodeModelBase fromNode, NodeModelBase toNode, ConnectionType connectionType)
{
fromNode.SuccessorNodes[connectionType].Remove(toNode);
toNode.PreviousNodes[connectionType].Remove(fromNode);
// 通知UI
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(fromNode.Guid,
toNode.Guid,
connectionType,
NodeConnectChangeEventArgs.ConnectChangeType.Remote));
}
private (NodeLibrary?, Dictionary<RegisterSequence, List<Type>>, List<MethodDetails>) LoadAssembly(string dllPath)
{
try
{
Assembly assembly = Assembly.LoadFrom(dllPath); // 加载DLL文件
Type[] types = assembly.GetTypes(); // 获取程序集中的所有类型
Dictionary<RegisterSequence, List<Type>> autoRegisterTypes = new Dictionary<RegisterSequence, List<Type>>();
foreach (Type type in types)
{
var autoRegisterAttribute = type.GetCustomAttribute<AutoRegisterAttribute>();
if (autoRegisterAttribute is not null)
{
if (!autoRegisterTypes.TryGetValue(autoRegisterAttribute.Class, out var valus))
{
valus = new List<Type>();
autoRegisterTypes.Add(autoRegisterAttribute.Class, valus);
}
valus.Add(type);
}
}
//Dictionary<Sequence, Type> autoRegisterTypes = assembly.GetTypes().Where(t => t.GetCustomAttribute<AutoRegisterAttribute>() is not null).ToList();
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List<(Type, string)> scanTypes = types.Select(t =>
{
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if (t.GetCustomAttribute<DynamicFlowAttribute>() is DynamicFlowAttribute dynamicFlowAttribute
&& dynamicFlowAttribute.Scan == true)
{
return (t, dynamicFlowAttribute.Name);
}
else
{
return (null, null);
}
}).Where(it => it.t is not null).ToList();
if (scanTypes.Count == 0)
{
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return (null, [], []);
}
List<MethodDetails> methodDetails = new List<MethodDetails>();
// 遍历扫描的类型
foreach ((var type, var flowName) in scanTypes)
{
// 加载DLL创建 MethodDetails、实例作用对象、委托方法
var assemblyName = type.Assembly.GetName().Name;
if (string.IsNullOrEmpty(assemblyName))
{
continue;
}
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var methods = NodeMethodDetailsHelper.GetMethodsToProcess(type);
foreach (var method in methods)
{
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(var md, var del) = NodeMethodDetailsHelper.CreateMethodDetails(type, method, assemblyName);
if (md is null || del is null)
{
Console.WriteLine($"无法加载方法信息:{assemblyName}-{type}-{method}");
continue;
}
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md.MethodTips = flowName + md.MethodTips;
if (MethodDelegates.TryAdd(md.MethodName, del))
{
methodDetails.Add(md);
}
else
{
Console.WriteLine($"节点委托创建失败:{md.MethodName}");
}
}
//methodDetails.AddRange(itemMethodDetails);
}
var nodeLibrary = new NodeLibrary
{
FullName = assembly.GetName().FullName,
Assembly = assembly,
FileName = Path.GetFileName(dllPath),
FilePath = dllPath,
};
//LoadedAssemblies.Add(assembly); // 将加载的程序集添加到列表中
//LoadedAssemblyPaths.Add(dllPath); // 记录加载的DLL路径
return (nodeLibrary, autoRegisterTypes, methodDetails);
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
return (null, [], []);
}
}
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/// <summary>
/// 创建节点
/// </summary>
/// <param name="nodeBase"></param>
private bool TryAddNode(NodeModelBase nodeModel)
{
nodeModel.Guid ??= Guid.NewGuid().ToString();
Nodes[nodeModel.Guid] = nodeModel;
// 如果是触发器,则需要添加到专属集合中
if (nodeModel is SingleFlipflopNode flipflopNode)
{
var guid = flipflopNode.Guid;
if (!FlipflopNodes.Exists(it => it.Guid.Equals(guid)))
{
FlipflopNodes.Add(flipflopNode);
}
}
return true;
}
/// <summary>
/// 连接节点
/// </summary>
/// <param name="fromNode">起始节点</param>
/// <param name="toNode">目标节点</param>
/// <param name="connectionType">连接关系</param>
private Task<bool> ConnectNode(NodeModelBase fromNode, NodeModelBase toNode, ConnectionType connectionType)
{
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if (fromNode is null || toNode is null || fromNode == toNode)
{
return Task.FromResult(false);
}
var ToExistOnFrom = true;
var FromExistInTo = true;
ConnectionType[] ct = [ConnectionType.IsSucceed,
ConnectionType.IsFail,
ConnectionType.IsError,
ConnectionType.Upstream];
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if (toNode is SingleFlipflopNode flipflopNode)
{
flowStarter?.TerminateGlobalFlipflopRuning(flipflopNode); // 假设被连接的是全局触发器,尝试移除
}
var isPass = false;
foreach (ConnectionType ctType in ct)
{
var FToTo = fromNode.SuccessorNodes[ctType].Where(it => it.Guid.Equals(toNode.Guid)).ToArray();
var ToOnF = toNode.PreviousNodes[ctType].Where(it => it.Guid.Equals(fromNode.Guid)).ToArray();
ToExistOnFrom = FToTo.Length > 0;
FromExistInTo = ToOnF.Length > 0;
if (ToExistOnFrom && FromExistInTo)
{
Console.WriteLine("起始节点已与目标节点存在连接");
isPass = false;
}
else
{
// 检查是否可能存在异常
if (!ToExistOnFrom && FromExistInTo)
{
Console.WriteLine("目标节点不是起始节点的子节点,起始节点却是目标节点的父节点");
isPass = false;
}
else if (ToExistOnFrom && !FromExistInTo)
{
//
Console.WriteLine(" 起始节点不是目标节点的父节点,目标节点却是起始节点的子节点");
isPass = false;
}
else
{
isPass = true;
}
}
}
if (!isPass)
{
return Task.FromResult(false);
}
else
{
fromNode.SuccessorNodes[connectionType].Add(toNode); // 添加到起始节点的子分支
toNode.PreviousNodes[connectionType].Add(fromNode); // 添加到目标节点的父分支
OnNodeConnectChange?.Invoke(new NodeConnectChangeEventArgs(fromNode.Guid,
toNode.Guid,
connectionType,
NodeConnectChangeEventArgs.ConnectChangeType.Create)); // 通知UI
return Task.FromResult(true);
}
}
/// <summary>
/// 更改起点节点
/// </summary>
/// <param name="newStartNode"></param>
/// <param name="oldStartNode"></param>
private void SetStartNode(NodeModelBase newStartNode)
{
var oldNodeGuid = StartNode?.Guid;
StartNode = newStartNode;
OnStartNodeChange?.Invoke(new StartNodeChangeEventArgs(oldNodeGuid, StartNode.Guid));
}
/// <summary>
/// 输出内容
/// </summary>
/// <param name="msg"></param>
private void Output(string msg)
{
OnEnvOut?.Invoke(msg);
}
#endregion
#region
/// <summary>
/// 定位节点
/// </summary>
/// <param name="nodeGuid"></param>
public void NodeLocated(string nodeGuid)
{
OnNodeLocated?.Invoke(new NodeLocatedEventArgs(nodeGuid));
}
#endregion
#region IOC容器相关
ISereinIOC ISereinIOC.Reset()
{
sereinIOC.Reset();
return this;
}
ISereinIOC ISereinIOC.Register(Type type, params object[] parameters)
{
sereinIOC.Register(type, parameters);
return this;
}
ISereinIOC ISereinIOC.Register<T>(params object[] parameters)
{
sereinIOC.Register<T>(parameters);
return this;
}
ISereinIOC ISereinIOC.Register<TService, TImplementation>(params object[] parameters)
{
sereinIOC.Register<TService, TImplementation>(parameters);
return this;
}
//T ISereinIOC.GetOrRegisterInstantiate<T>()
//{
// return sereinIOC.GetOrRegisterInstantiate<T>();
//}
//object ISereinIOC.GetOrRegisterInstantiate(Type type)
//{
// return sereinIOC.GetOrRegisterInstantiate(type);
//}
object ISereinIOC.Get(Type type)
{
return sereinIOC.Get(type);
}
T ISereinIOC.Get<T>()
{
return (T)sereinIOC.Get(typeof(T));
}
T ISereinIOC.Get<T>(string key)
{
return sereinIOC.Get<T>(key);
}
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bool ISereinIOC.CustomRegisterInstance(string key, object instance, bool needInjectProperty)
{
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return sereinIOC.CustomRegisterInstance(key, instance, needInjectProperty);
}
object ISereinIOC.Instantiate(Type type)
{
return sereinIOC.Instantiate(type);
}
T ISereinIOC.Instantiate<T>()
{
return sereinIOC.Instantiate<T>();
}
ISereinIOC ISereinIOC.Build()
{
sereinIOC.Build();
return this;
}
ISereinIOC ISereinIOC.Run<T>(Action<T> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2>(Action<T1, T2> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3>(Action<T1, T2, T3> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4>(Action<T1, T2, T3, T4> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5>(Action<T1, T2, T3, T4, T5> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6>(Action<T1, T2, T3, T4, T5, T6> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6, T7>(Action<T1, T2, T3, T4, T5, T6, T7> action)
{
sereinIOC.Run(action);
return this;
}
ISereinIOC ISereinIOC.Run<T1, T2, T3, T4, T5, T6, T7, T8>(Action<T1, T2, T3, T4, T5, T6, T7, T8> action)
{
sereinIOC.Run(action);
return this;
}
#endregion
}
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}