condition.cs

xpdl的c#解析器 完全依照xpdl标准

using System;
using System.Collections;
using Nucleus.Common.Util;

namespace com.use.wfp.xpdl.elements
{
	/// <summary>
	/// Condition 的摘要说明。
	/// </summary>
	public class Condition:BaseElement
	{
		private IList Xpressions;
		public IList GetXpressions()
		{
			return GetChildren(Xpressions, out Xpressions, typeof(Xpression), "Xpression");
		}
        
		new public string GetText()
		{
			return base.GetText();
		}
        
		private String gc;
		private static Hashtable modes;
		public ConditionType GetConditionType()
		{
			if(IsTypeSpecified())
			{
				return (ConditionType)modes[gc];
			}
			throw new ObjectNotFound("ConditionType is not specified");
		}

		public Condition()
		{
			if(modes == null)
			{
				modes = new Hashtable();
				modes.Add("CONDITION", ConditionType.CONDITION);
				modes.Add("DEFAULTEXCEPTION", ConditionType.DEFAULTEXCEPTION);
				modes.Add("EXCEPTION", ConditionType.EXCEPTION);
				modes.Add("OTHERWISE", ConditionType.OTHERWISE);
			}			
		}

		public bool IsTypeSpecified()
		{
			return GetAttribute(gc, out gc, "Type") != "";
		}
	}
}