VerifyPassword.Main C# (CSharp) Method

    public static void Main(System.String[] args)
    {
        if (args.Length != 5)
        {
            System.Console.Out.WriteLine("Usage:   mono VerifyPassword <host name>" + " <login dn> <password> <object dn>\n" + "         <test password>");
            System.Console.Out.WriteLine("Example: mono VerifyPassword Acme.com " + "\"cn=Admin,o=Acme\" secret\n" + "         \"cn=JSmith,ou=Sales,o=Acme\" testPassword");
            System.Environment.Exit(0);
        }

        int ldapPort = LdapConnection.DEFAULT_PORT;
        int ldapVersion = LdapConnection.Ldap_V3;
        System.String ldapHost = args[0];
        System.String loginDN = args[1];
        System.String password = args[2];
        System.String objectDN = args[3];
        System.String testPassword = args[4];
        LdapConnection conn = new LdapConnection();

        try
        {
            // connect to the server
            conn.Connect(ldapHost, ldapPort);

            // authenticate to the server
            conn.Bind(ldapVersion, loginDN, password);

            LdapAttribute attr = new LdapAttribute("userPassword", testPassword);
            bool correct = conn.Compare(objectDN, attr);

            System.Console.Out.WriteLine(correct?"The password is correct.":"The password is incorrect.\n");

            // disconnect with the server
            conn.Disconnect();
        }
        catch (LdapException e)
        {
            if (e.ResultCode == LdapException.NO_SUCH_OBJECT)
            {
                System.Console.Error.WriteLine("Error: No such entry");
            }
            else if (e.ResultCode == LdapException.NO_SUCH_ATTRIBUTE)
            {
                System.Console.Error.WriteLine("Error: No such attribute");
            }
            else
            {
                System.Console.Error.WriteLine("Error: " + e.ToString());
            }
        }
        catch (System.IO.IOException e)
        {
            System.Console.Out.WriteLine("Error: " + e.ToString());
        }
        System.Environment.Exit(0);
    }