Delete obsolete SMS clients

private void ThreadQueryObsolete()
{
    ...       

    ManagementClass systemclass = new ManagementClass("SMS_R_System");
    ManagementScope oMs = new ManagementScope("\\\\" + tbxSMSServername.Text.Trim() + "\\root\\SMS\\Site_" + tbxSMSSiteCode.Text.Trim());
    systemclass.Scope = oMs;

    ObjectQuery oQuery = new ObjectQuery("SELECT ResourceId, NetbiosName FROM SMS_R_System WHERE Obsolete = 1");

    ManagementObjectSearcher oSearcher = new ManagementObjectSearcher(oMs, oQuery);
    ManagementObjectCollection oReturnCollection = oSearcher.Get();

    foreach (ManagementObject oReturn in oReturnCollection)
    {
        string[] obsoletes = new string[2];
        obsoletes[0] = oReturn["ResourceId"].ToString();
        obsoletes[1] = oReturn["NetbiosName"].ToString();
        obsoleteList.Add(obsoletes);
        
        ListViewItem item = new ListViewItem(oReturn["NetbiosName"].ToString(), 0);
        SetListViewItems(item);
    }

    ...
}

private void ThreadDeleteObsolete()
{
    ...       

    ManagementClass systemclass = new ManagementClass("SMS_R_System");
    ManagementScope oMs = new ManagementScope("\\\\" + tbxSMSServername.Text.Trim() + "\\root\\SMS\\Site_" + tbxSMSSiteCode.Text.Trim());
    systemclass.Scope = oMs;
    ManagementObject system = systemclass.CreateInstance();

    ObjectQuery oQuery = new ObjectQuery("SELECT ResourceId, NetbiosName FROM SMS_R_System WHERE ResourceId = '" + ((string[])obsoleteList[i])[0] + "' AND NetbiosName = '" + ((string[])obsoleteList[i])[1] + "' AND Obsolete = 1");

    ManagementObjectSearcher oSearcher = new ManagementObjectSearcher(oMs, oQuery);
    ManagementObjectCollection oReturnCollection = oSearcher.Get();

    foreach (ManagementObject oReturn in oReturnCollection)
    {
        system["ResourceId"] = oReturn["ResourceId"].ToString();
        system.Delete();
    }

    ...
}

History

Version 1.0 - Initial version.