MIEName(final ASN1ObjectIdentifier oid, final String name) {
        this.oid = oid;
        this.name = name;
    }

    /*
     * (non-Javadoc)
     *
     * @see java.lang.Object#equals(java.lang.Object)
     */
    @Override
    public boolean equals(final Object other) {

        if (other instanceof final MIEName terg) {
            if (Objects.equals(this.oid, terg.oid)

 */
public interface SpnegoConstants {

    /**
     * OID for the SPNEGO mechanism
     */
    String SPNEGO_MECHANISM = "1.3.6.1.5.5.2";

    /**
     * OID for the Kerberos v5 mechanism
     */
    String KERBEROS_MECHANISM = "1.2.840.113554.1.2.2";

    /**
     * OID for the legacy Kerberos v5 mechanism
     */
    String LEGACY_KERBEROS_MECHANISM = "1.2.840.48018.1.2.2";

    private static final Oid JGSS_KRB5_NAME_OID;
    private static final Oid JGSS_KRB5_MECH_OID;

    static {
        KRB5_MECH_OID = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        KRB5_MS_MECH_OID = new ASN1ObjectIdentifier("1.2.840.48018.1.2.2");
        SUPPORTED_MECHS = new ASN1ObjectIdentifier[] { KRB5_MECH_OID, KRB5_MS_MECH_OID };

        Oid krbNameOid = null;
        Oid krbMechOid = null;

    }

    /**
     * Gets the selected authentication mechanism OID
     * @return the mechanism OID
     */
    public ASN1ObjectIdentifier getMechanism() {
        return this.mechanism;
    }

    /**
     * Sets the selected authentication mechanism OID
     * @param mechanism the mechanism OID to set
     */
    public void setMechanism(final ASN1ObjectIdentifier mechanism) {

 */
package jcifs.pac.kerberos;

/**
 * Constants used in Kerberos protocol implementation.
 */
public interface KerberosConstants {

    /** Kerberos OID identifier */
    String KERBEROS_OID = "1.2.840.113554.1.2.2";
    /** Kerberos protocol version */
    String KERBEROS_VERSION = "5";

    /** Kerberos AP-REQ message type */
    String KERBEROS_AP_REQ = "14";

     * @param mechanism the security mechanism OID to check
     * @return whether the specified mechanism is supported
     */
    boolean isSupported(ASN1ObjectIdentifier mechanism);

    /**
     * Checks whether the specified mechanism is the preferred mechanism.
     * @param selectedMech the selected mechanism OID
     * @return whether the specified mechanism is preferred
     */

    static {
        try {
            SPNEGO_MECH_OID = new ASN1ObjectIdentifier("1.3.6.1.5.5.2");
        } catch (final IllegalArgumentException e) {
            log.error("Failed to initialize OID", e);
        }
    }

    private final SSPContext mechContext;

    private boolean firstResponse = true;
    private boolean completed;

    private ASN1ObjectIdentifier[] mechs;

    /**
     * The NTLMSSP OID (1.3.6.1.4.1.311.2.2.10) used in SPNEGO negotiation.
     */
    public static ASN1ObjectIdentifier NTLMSSP_OID;

    static {
        try {
            NTLMSSP_OID = new ASN1ObjectIdentifier("1.3.6.1.4.1.311.2.2.10");
        } catch (final IllegalArgumentException e) {
            log.error("Failed to parse OID", e);
        }
    }

            final ASN1ObjectIdentifier spnego = (ASN1ObjectIdentifier) vec.getObjectAt(0);
            if (!SPNEGO_OID.equals(spnego)) {
                throw new IOException("Malformed SPNEGO token, OID " + spnego);
            }
            ASN1TaggedObject tagged = (ASN1TaggedObject) vec.getObjectAt(1);
            if (tagged.getTagNo() != 0) {