private void Parser_OnError(object sender, ErrorEventArgs e)
{
m_Log.InfoFormat("表达式{0}存在错误，错误信息{1}", e.Expression, e.ErrorMessage);
//e.ErrorMessage
}
// ����OnError�¼�
void FireOnError(string ErrorMessage,int ErrorType)
{
ErrorEventArgs e = new ErrorEventArgs();
e.Expression = exp;
e.ErrorMessage = ErrorMessage;
e.ErrorType = ErrorType;
if( OnError != null )
{
OnError(this,e);
}
}