CasTicketRegisteringProcessingFilter.java

/* vim: set ts=2 et sw=2 cindent fo=qroca: */

package com.globant.katari.login.cas;

import java.io.IOException;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import org.acegisecurity.Authentication;
import org.acegisecurity.ui.cas.CasProcessingFilter;

/** Processes a CAS service ticket to authenticate a user.
 *
 * When a successful authentication takes place, it stores the ticket in the
 * {@link CasTicketRegistry}.
 *
 * @author pruggia
 */
public class CasTicketRegisteringProcessingFilter extends CasProcessingFilter {

  /** The class logger.
   */
  private static Logger log = LoggerFactory.getLogger(
      CasTicketRegisteringProcessingFilter.class);

  /** Registry used to bind CAS tickets with user sessions.
   *
   * This must be set to not null before authentication users.
   */
  private CasTicketRegistry casTicketRegistry;

  /** Sets the registry for CAS tickets.
   *
   * @param theCasTicketRegistry a CAS Ticket.
   */
  public void setCasTicketRegistry(final CasTicketRegistry
      theCasTicketRegistry) {
    casTicketRegistry = theCasTicketRegistry;
  }

  /** {@inheritDoc}.
   *
   * This method tells the ticket registry to store the ticket.
   */
  @Override
  protected void onSuccessfulAuthentication(final HttpServletRequest request,
      final HttpServletResponse response, final Authentication authResult)
      throws IOException {
    log.trace("Entering onSuccessfulAuthentication");
    super.onSuccessfulAuthentication(request, response, authResult);
    casTicketRegistry.registerTicket((String) authResult.getCredentials(),
        request.getSession());
    log.trace("Leaving onSuccessfulAuthentication");
  }
}