2
我正在使用WMI读取处理器的详细信息WIN32_PROCESSOR。目前我正试图读取这些属性:SELECT CAPTION,L2CACHESIZE,L3CACHESIZE FROM WIN32_PROCESSOR
。这样,我就用下面的代码工作:如何处理WMI的管理异常
static void Main(string[] args)
{
string strQuery = "SELECT CAPTION,L2CACHESIZE,L3CACHESIZE FROM WIN32_PROCESSOR";
string strIPAddress = "XXX.XXX.X.XXX";
DataTable dtProcessor = new DataTable();
dtProcessor.Columns.Add("CAPTION");
dtProcessor.Columns.Add("L2CACHESIZE");
dtProcessor.Columns.Add("L3CACHESIZE");
ManagementScope scope = new ManagementScope(@"\\" + strIPAddress + @"\root\cimv2");
SelectQuery query = new SelectQuery();
query.QueryString = strQuery;
ManagementObjectSearcher searcher = new ManagementObjectSearcher(scope, query);
ManagementObjectCollection queryCollection = searcher.Get();
foreach (ManagementObject mngmntObj in queryCollection)
{
DataRow dr = dtProcessor.NewRow();
dr["CAPTION"] = mngmntObj["CAPTION"];
dr["L2CACHESIZE"] = mngmntObj["L2CACHESIZE"];
dr["L3CACHESIZE"] = mngmntObj["L3CACHESIZE"];
dtProcessor.Rows.Add(dr);
}
}
这是我的Windows Server 2008 R2的计算机上工作正常,但相同的代码给我的System.Management.ManagementException
例外 - >Invalid Query
因为L3CACHESIZE
不存在于XP所讨论here。 什么可以是最好的方式来处理这与阅读值存在?