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jdk/src/java.security.jgss/share/classes/sun/security/krb5/internal/ssl/Krb5KeyExchangeService.java

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  48 import javax.security.auth.kerberos.KerberosKey;
  49 import javax.security.auth.kerberos.KerberosPrincipal;
  50 import javax.security.auth.kerberos.KerberosTicket;
  51 import javax.security.auth.kerberos.KeyTab;
  52 import javax.security.auth.kerberos.ServicePermission;
  53 import java.io.IOException;
  54 import java.io.PrintStream;
  55 import java.net.InetAddress;
  56 import java.security.AccessControlContext;
  57 import java.security.AccessController;
  58 import java.security.Principal;
  59 import java.security.PrivilegedAction;
  60 import java.security.PrivilegedActionException;
  61 import java.security.PrivilegedExceptionAction;
  62 import java.security.SecureRandom;
  63 import java.util.Set;
  64 
  65 /**
  66  * The provider for TLS_KRB_ cipher suites.
  67  *
  68  * @since 1.9
  69  */
  70 public class Krb5KeyExchangeService implements ClientKeyExchangeService {
  71 
  72     public static final Debug debug = Debug.getInstance("ssl");
  73 
  74     @Override
  75     public String[] supported() {
  76         return new String[] { "KRB5", "KRB5_EXPORT" };
  77     }
  78 
  79     @Override
  80     public Object getServiceCreds(AccessControlContext acc) {
  81         try {
  82             ServiceCreds serviceCreds = AccessController.doPrivileged(
  83                     (PrivilegedExceptionAction<ServiceCreds>)
  84                             () -> Krb5Util.getServiceCreds(
  85                                     GSSCaller.CALLER_SSL_SERVER, null, acc));
  86             if (serviceCreds == null) {
  87                 if (debug != null && Debug.isOn("handshake")) {
  88                     System.out.println("Kerberos serviceCreds not available");




  48 import javax.security.auth.kerberos.KerberosKey;
  49 import javax.security.auth.kerberos.KerberosPrincipal;
  50 import javax.security.auth.kerberos.KerberosTicket;
  51 import javax.security.auth.kerberos.KeyTab;
  52 import javax.security.auth.kerberos.ServicePermission;
  53 import java.io.IOException;
  54 import java.io.PrintStream;
  55 import java.net.InetAddress;
  56 import java.security.AccessControlContext;
  57 import java.security.AccessController;
  58 import java.security.Principal;
  59 import java.security.PrivilegedAction;
  60 import java.security.PrivilegedActionException;
  61 import java.security.PrivilegedExceptionAction;
  62 import java.security.SecureRandom;
  63 import java.util.Set;
  64 
  65 /**
  66  * The provider for TLS_KRB_ cipher suites.
  67  *
  68  * @since 9
  69  */
  70 public class Krb5KeyExchangeService implements ClientKeyExchangeService {
  71 
  72     public static final Debug debug = Debug.getInstance("ssl");
  73 
  74     @Override
  75     public String[] supported() {
  76         return new String[] { "KRB5", "KRB5_EXPORT" };
  77     }
  78 
  79     @Override
  80     public Object getServiceCreds(AccessControlContext acc) {
  81         try {
  82             ServiceCreds serviceCreds = AccessController.doPrivileged(
  83                     (PrivilegedExceptionAction<ServiceCreds>)
  84                             () -> Krb5Util.getServiceCreds(
  85                                     GSSCaller.CALLER_SSL_SERVER, null, acc));
  86             if (serviceCreds == null) {
  87                 if (debug != null && Debug.isOn("handshake")) {
  88                     System.out.println("Kerberos serviceCreds not available");


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