Package com.microsoft.sqlserver.jdbc.dns

Class DNSKerberosLocator

java.lang.Object
com.microsoft.sqlserver.jdbc.dns.DNSKerberosLocator
public final class DNSKerberosLocator
extends java.lang.Object
Represents a DNS Kerberos Locator

  • Method Summary

    Modifier and Type Method Description
    static boolean isRealmValid​(java.lang.String realmName)
    Returns whether a realm is valid by retrieving the KDC list in DNS SRV records.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Method Details

    • isRealmValid

      public static boolean isRealmValid​(java.lang.String realmName) throws javax.naming.NamingException
      Returns whether a realm is valid by retrieving the KDC list in DNS SRV records. This will only work if DNS lookup is setup properly or the realms are properly defined in krb5 config file. Otherwise this will fail since the realm cannot be found.
      Parameters:
      realmName - the realm to test
      Returns:
      true if realm is valid, false otherwise
      Throws:
      javax.naming.NamingException - if DNS failed, so realm existence cannot be determined