/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.security;
import java.lang.ref.SoftReference;
import java.security.Principal;
import java.util.ArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.http.HttpSession;
import com.caucho.server.session.SessionImpl;
public class SingleSignonEntry {
private static final Logger log
= Logger.getLogger(SingleSignonEntry.class.getName());
private Principal _principal;
private ArrayList<SoftReference<SessionImpl>> _sessions;
SingleSignonEntry(Principal principal)
{
_principal = principal;
}
/**
* Returns the single signon entry
*/
public Principal getPrincipal()
{
return _principal;
}
protected void addSession(SessionImpl session)
{
if (_sessions == null)
_sessions = new ArrayList<SoftReference<SessionImpl>>();
_sessions.add(new SoftReference<SessionImpl>(session));
}
/**
* Logout only the given session, returning true if it's the
* last session to logout.
*/
protected boolean logoutSession(HttpSession timeoutSession)
{
ArrayList<SoftReference<SessionImpl>> sessions = _sessions;
if (sessions == null)
return true;
boolean isEmpty = true;
for (int i = sessions.size() - 1; i >= 0; i--) {
SoftReference<SessionImpl> ref = sessions.get(i);
SessionImpl session = ref.get();
try {
if (session == timeoutSession) {
sessions.remove(i);
// session.logout();
// XXX: invalidate?
}
else if (session == null)
sessions.remove(i);
else
isEmpty = false;
} catch (Exception e) {
log.log(Level.WARNING, e.toString(), e);
}
}
return isEmpty;
}
/**
* Logout all sessions
*/
protected void logout()
{
ArrayList<SoftReference<SessionImpl>> sessions = _sessions;
_sessions = null;
for (int i = 0; sessions != null && i < sessions.size(); i++) {
SoftReference<SessionImpl> ref = sessions.get(i);
SessionImpl session = ref.get();
try {
if (session != null) {
// session.logout();
session.invalidateLogout(); // #599, server/12i3
}
} catch (Exception e) {
log.log(Level.WARNING, e.toString(), e);
}
}
}
}