eventlog.aspx
来自「东软内部材料(四)asp等相关的教学案例 」· ASPX 代码 · 共 70 行
ASPX
70 行
<%@ Page language="c#" debug="true" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.SqlClient" %>
<%@ Import Namespace="System.Diagnostics" %>
<%@ Import Namespace="System.Security.Permissions" %>
<html>
<head>
<!--------------------------------------------------------------------------->
<script language="c#" runat=server>
void Page_Load(Object Sender, EventArgs E)
{
SqlConnection myConnection;
String ConnStr;
int i;
int x = 0;
int y = 0;
// set the connection details
ConnStr = "Server=localhost; database=_pubs; UID=sa";
try
{
myConnection = new SqlConnection(ConnStr);
myConnection.Open();
i = x / y;
}
catch (SqlException exSQL)
{
WriteToEventLog("Wrox", exSQL.ToString());
}
catch (Exception ex)
{
WriteToEventLog("Wrox", ex.ToString());
}
finally
{
FinishedMessage.Text = "Finished";
}
}
void WriteToEventLog(String LogName, String MessageString)
{
//RegistryPermission rp = new RegistryPermission(RegistryPermissionAccess.AllAccess
// , "HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\EventLog\\" + LogName);
//RegistryPermission rp = new RegistryPermission(PermissionState.Unrestricted);
//rp.Demand();
// Create Event Log if It Doesn't Exist
if (!EventLog.SourceExists(LogName))
{
EventLog.CreateEventSource(LogName, LogName);
}
// write entry
EventLog Log = new EventLog();
Log.Source = LogName;
Log.WriteEntry(MessageString, EventLogEntryType.Error);
}
</script>
<asp:label id="FinishedMessage" runat="server" />
</html>
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