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Open a MessageBox and provide a message if a connection fails. This handles incorrected values for the server name, the database name, or anything else (including security) which would cause a connection to fail.

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Rich 2015-09-14 13:30:01 +00:00
parent 4540344b0b
commit b39fc7a048
1 changed files with 17 additions and 1 deletions
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18
PROMS/VEPROMS.CSLA.Library/Generated/Database.cs
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@ -260,9 +260,9 @@ namespace VEPROMS.CSLA.Library
{ {
string strConn = VEPROMS_Connection; // If failure - Fail (Don't try to catch) string strConn = VEPROMS_Connection; // If failure - Fail (Don't try to catch)
// Attempt to make a connection // Attempt to make a connection
SqlConnection cn = new SqlConnection(strConn);
try try
{ {
SqlConnection cn = new SqlConnection(strConn);
cn.Open(); cn.Open();
return cn; return cn;
} }
@ -289,6 +289,8 @@ namespace VEPROMS.CSLA.Library
} }
else else
{ {
Open a MesageBox so the user is given some feedback that the connection has failed.
ReportInnermostException(exsql,strConn);
throw new ApplicationException("Failure on Connect", exsql); throw new ApplicationException("Failure on Connect", exsql);
} }
} }
@ -299,6 +301,20 @@ namespace VEPROMS.CSLA.Library
} }
} }
} }
/// <summary>
/// Open a MessageBox with the exception type, the connection string and the exception message
/// </summary>
/// <param name="ex">exception being processed</param>
/// <param name="conn">connection string</param>
private static void ReportInnermostException(Exception ex, string conn)
{
// walk up the exception stack to find the innermost exception.
while (ex.InnerException != null)
ex = ex.InnerException;
System.Windows.Forms.MessageBox.Show(string.Format("{0}\r\n\r\nConnection String ={1}", ex.Message,conn)
,"PROMS - " + ex.GetType().FullName, System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Exclamation);
System.Diagnostics.Process.GetCurrentProcess().Kill();
}
public static void PurgeData() public static void PurgeData()
{ {
try try