public ITask XmlNodeToTasks(XmlNode taskNode, out ArgAutoBingdingEnvironment argAutoBingdingEnvironment)
{
argAutoBingdingEnvironment = null;
if (taskNode.Name.ToUpper() != "TASK" || taskNode.ChildNodes.Count == 0)
{
return(null);
}
Task task = new Task();
task.Name = XMLNodeHelper.NodeAtt2String(taskNode, "name");
task.IsCanIntercurrent = XMLNodeHelper.NodeAtt2Bool(taskNode, "isCanIntercurrent", task.IsCanIntercurrent);
List <ActionArgCollection> ActionArgCollections = new List <ActionArgCollection>();
foreach (XmlNode child in taskNode.ChildNodes)
{
if (child.NodeType == XmlNodeType.Comment)
{
continue;
}
if (child.Name.ToUpper() == "ACTION")
{
ActionArgCollection actionArgCollection = ParseXMLNodeToAction(child, task);
if (actionArgCollection != null)
{
ActionArgCollections.Add(actionArgCollection);
}
}
}
argAutoBingdingEnvironment = new ArgAutoBingdingEnvironment(ActionArgCollections.ToArray());
return(task);
}
private ActionArgCollection ParseXMLNodeToAction(XmlNode actionNode, ITask task)
{
int actionID = XMLNodeHelper.NodeAtt2Int(actionNode, "id", -1);
if (actionID == -1)
{
throw new Exception("Action的ID定义错误[" + actionNode.OuterXml + "]");
}
string assemblyUrl = null, className = null;
IAction action = ActivatorAction(actionNode, out assemblyUrl, out className);
if ((action as ActionBase) == null)
{
throw new Exception("Action[" + action.Name + "]不是继承自ActionBase");
}
(action as ActionBase).Id = actionID;
if (action == null)
{
throw new Exception("任务定义脚本处理类[" + actionNode.OuterXml + "]不存在");
}
task.AddAction(action);
List <ActionArg> actionArgs = new List <ActionArg>();
foreach (XmlNode child in actionNode.ChildNodes)
{
ActionArg actionArg = ParseXMLNodeToActionArg(child, actionID);
if (actionArg != null)
{
actionArgs.Add(actionArg);
}
}
ActionArgCollection actionArgCollection = new ActionArgCollection(actionID, actionArgs.ToArray());
actionArgCollection.AssemblyUrl = assemblyUrl;
actionArgCollection.ClassName = className;
actionArgCollection.ActionAttribute = GetActionAttribute(action);
return(actionArgCollection);
}
private ActionArg ParseXMLNodeToActionArg(XmlNode actionArgNode, int actionID)
{
ActionArg actionArg = new ActionArg(XMLNodeHelper.NodeAtt2String(actionArgNode, "name"));
string argValue = XMLNodeHelper.NodeAtt2String(actionArgNode, "value");
Regex regex = new Regex(ActionArgPattern, RegexOptions.Compiled | RegexOptions.IgnoreCase);//不区分大小写
Match match = regex.Match(argValue);
if (match.Success)
{
Group ArgType = match.Groups["ArgType"];
Group VarType = match.Groups["VarType"];
Group RefName = match.Groups["RefName"];
Group RefActionId = match.Groups["RefActionId"];
if (ArgType.Success)
{
switch (ArgType.Value.ToUpper())
{
case "REF":
actionArg.ArgType = enumArgType.Ref;
actionArg.RefName = RefName.Value;
break;
case "VAR":
actionArg.ArgType = enumArgType.Var;
break;
default:
throw new Exception("未知的ActionArg.ArgType定义[" + ArgType.Value + "]");
}
}
if (RefActionId.Success)
{
actionArg.RefActionId = int.Parse(RefActionId.Value);
actionArg.RefName = RefName.Value;
}
else if (VarType.Success)
{
switch (VarType.Value.ToUpper())
{
case "ENV":
actionArg.VarType = enumVarType.Env;
actionArg.RefName = RefName.Value;
break;
case "THIS":
actionArg.RefActionId = actionID;
actionArg.RefName = RefName.Value;
break;
default:
throw new Exception("未知的ActionArg.VarType定义[" + VarType.Value + "]");
}
}
}
else
{
actionArg.ArgType = enumArgType.Value;
actionArg.Value = argValue;
}
return(actionArg);
}
private IAction ActivatorAction(XmlNode actionNode, out string assemblyFilename, out string className)
{
assemblyFilename = null;
className = null;
string classString = XMLNodeHelper.NodeAtt2String(actionNode, "class");
if (string.IsNullOrEmpty(classString))
{
throw new Exception("Action未定义处理类[" + actionNode.OuterXml + "]");
}
string[] dllImports = classString.Split(',');
string dllName = "";
//string actionActivator = "";
if (dllImports == null || dllImports.Length < 2)
{
className = classString;
}
else
{
dllName = dllImports[0];
className = dllImports[1];
}
object action = null;
try
{
Assembly assembly = null;
//string assemblyFilename = "";
if (_assembliesFindDirs == null || _assembliesFindDirs.Length == 0)
{
assemblyFilename = dllName;
}
else
{
foreach (string assemblieDir in _assembliesFindDirs)
{
assemblyFilename = Path.Combine(assemblieDir, dllName);
if (File.Exists(assemblyFilename))
{
break;
}
}
}
assembly = Assembly.LoadFrom(assemblyFilename);
Type actionType = assembly.GetType(className, false);
if (actionType == null)
{
throw new Exception("未能从提供的dll[" + assemblyFilename + "]中找到定义的处理类" + className);
}
action = Activator.CreateInstance(actionType);
if (actionType.GetInterface("AgileMap.Bricks.ModelBuilder.IAction") == null)
{
throw new Exception("任务定义脚本处理类[" + className + "]不存在,或没有实现IAction");
}
}
catch
{
throw;
}
return(action as IAction);
}
