public List <T> GetElementList <T>(Stream processXml, string xmlTag)
{
List <T> elements = new List <T>();
bool skip = false;
StreamUtil.Restore(ref processXml);
using (XmlReader reader = XmlReader.Create(processXml))
{
reader.ReadToFollowing(xmlTag + "s");
while (reader.Read() && !skip)
{
if (reader.MoveToContent() == XmlNodeType.Element)
{
if (String.Equals(reader.Name, xmlTag, StringComparison.CurrentCultureIgnoreCase))
{
elements.Add(XmlUtil.Deserialize <T>(reader.ReadOuterXml()));
}
else
{
break;
}
}
}
}
return(elements);
}
/// <summary>
/// 在流程定义图中，获取节点的 输入 和 输出 连线
/// </summary>
/// <param name="processXml"></param>
/// <param name="sequenceID">连接线的ID</param>
/// <param name="side">想要获取流出连线： false进入连线，true流出连线</param>
/// <returns></returns>
public List <ZSequence> FindAllSidesLines(Stream processXml, string stepID)
{
string rightLine = string.Empty;
List <ZSequence> lines = new List <ZSequence>();
bool skip = false;
StreamUtil.Restore(ref processXml);
string known = string.Empty;
using (XmlReader reader = XmlReader.Create(processXml))
{
reader.ReadToFollowing("Sequences");
while (reader.Read() && !skip)
{
if (reader.MoveToContent() == XmlNodeType.Element)
{
if (String.Equals(reader.Name, "SEQUENCE", StringComparison.CurrentCultureIgnoreCase))
{
if (reader.GetAttribute("Source") == stepID || reader.GetAttribute("Target") == stepID)
{
lines.Add(XmlUtil.Deserialize <ZSequence>(reader.ReadOuterXml()));
}
}
else
{
break;
}
}
}
}
return(lines);
}
/// <summary>
/// 在流程定义图中，连线的Target节点
/// </summary>
/// <param name="processXml"></param>
/// <param name="sequenceID">连接线的ID</param>
/// <returns></returns>
public object FindRightNode(Stream processXml, string sequenceID)
{
string nextObjStr = string.Empty; // 下一步Block字符串
string nextStepID = string.Empty; // 下一步节点ID
string nextBlockType = null;
bool skip = false;
StreamUtil.Restore(ref processXml);
using (XmlReader reader = XmlReader.Create(processXml))
{
reader.ReadToFollowing("Sequences");
while (reader.Read() && !skip)
{
if (reader.MoveToContent() == XmlNodeType.Element)
{
if (String.Equals(reader.Name, "SEQUENCE", StringComparison.CurrentCultureIgnoreCase))
{
if (reader.GetAttribute("ID") == sequenceID)
{
nextStepID = reader.GetAttribute("Target");
break;
}
}
}
}
reader.ReadToFollowing("Steps");
while (reader.Read())
{
if (reader.MoveToContent() == XmlNodeType.Element && reader.GetAttribute("ID") == nextStepID)
{
nextBlockType = reader.Name;
nextObjStr = reader.ReadOuterXml();
break;
}
reader.Skip();
}
}
Type type = Type.GetType("Ant.Entity.Bpmx.Z" + nextBlockType);
return(XmlUtil.Deserialize(type, nextObjStr));
}
public List <ZParam> FindAllParams(Stream processXml)
{
List <ZParam> paramList = new List <ZParam>();
StreamUtil.Restore(ref processXml);
using (XmlReader reader = XmlReader.Create(processXml))
{
reader.ReadToFollowing("Params");
while (reader.Read())
{
if (reader.MoveToContent() == XmlNodeType.Element)
{
if (String.Equals(reader.Name, "PARAM", StringComparison.CurrentCultureIgnoreCase))
{
paramList.Add(XmlUtil.Deserialize(typeof(ZParam), reader.ReadOuterXml()) as ZParam);
}
}
}
}
return(paramList);
}
/// <summary>
/// 获取流程定义中的所有开始节点
/// </summary>
/// <param name="processXml"></param>
/// <returns></returns>
public List <ZStartEvent> FindStartNode(Stream processXml)
{
List <ZStartEvent> starters = new List <ZStartEvent>();
StreamUtil.Restore(ref processXml);
using (XmlReader reader = XmlReader.Create(processXml))
{
reader.ReadToFollowing("Steps");
while (reader.Read())
{
if (reader.MoveToContent() == XmlNodeType.Element && String.Equals(reader.Name, "STARTEVENT", StringComparison.CurrentCultureIgnoreCase))
{
starters.Add(XmlUtil.Deserialize(typeof(ZStartEvent), reader.ReadOuterXml()) as ZStartEvent);
}
else
{
reader.Skip();
}
}
}
return(starters);
}
