serviceticket.java

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/*
 * Copyright 2007 The JA-SIG Collaborative. All rights reserved. See license
 * distributed with this file and available online at
 * http://www.ja-sig.org/products/cas/overview/license/
 */
package org.jasig.cas.ticket;

import org.jasig.cas.authentication.Authentication;
import org.jasig.cas.authentication.principal.Service;

/**
 * Interface for a Service Ticket. A service ticket is used to grant access to a
 * specific service for a principal. A Service Ticket is generally a one-time
 * use ticket.
 * 
 * @author Scott Battaglia
 * @version $Revision: 42053 $ $Date: 2007-06-10 09:17:55 -0400 (Sun, 10 Jun 2007) $
 * @since 3.0
 */
public interface ServiceTicket extends Ticket {

    /** Prefix generally applied to unique ids generated by UniqueIdGenenerator. */
    String PREFIX = "ST";

    /**
     * Retrieve the service this ticket was given for.
     * 
     * @return the server.
     */
    Service getService();

    /**
     * Determine if this ticket was created at the same time as a
     * TicketGrantingTicket.
     * 
     * @return true if it is, false otherwise.
     */
    boolean isFromNewLogin();

    boolean isValidFor(Service service);

    /**
     * Method to grant a TicketGrantingTicket from this service to the
     * authentication. Analogous to the ProxyGrantingTicket.
     * 
     * @param id The unique identifier for this ticket.
     * @param authentication The Authentication we wish to grant a ticket for.
     * @return The ticket granting ticket.
     */
    TicketGrantingTicket grantTicketGrantingTicket(String id,
        Authentication authentication, ExpirationPolicy expirationPolicy);
}