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diff --git a/gnu/javax/net/ssl/provider/SessionContext.java b/gnu/javax/net/ssl/provider/SessionContext.java
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-/* SessionContext.java -- Implementation of a session context.
- Copyright (C) 2006 Free Software Foundation, Inc.
-
-This file is a part of GNU Classpath.
-
-GNU Classpath 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.
-
-GNU Classpath 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. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
-USA
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package gnu.javax.net.ssl.provider;
-
-import java.security.Security;
-
-import java.util.Enumeration;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Vector;
-
-import javax.net.ssl.SSLSession;
-import javax.net.ssl.SSLSessionContext;
-
-/**
- * A collection of SSL sessions. This implementation is a memory-only
- * store; subclasses may implement persistent storage.
- */
-class SessionContext implements SSLSessionContext
-{
-
- // Fields.
- // -------------------------------------------------------------------------
-
- /** The map of Session.ID objects to Sessions. */
- protected final HashMap sessions;
-
- /** The number of sessions to cache. */
- protected int cacheSize;
-
- /** The session timeout, in seconds. */
- protected int timeout;
-
- // Constructor.
- // -------------------------------------------------------------------------
-
- SessionContext()
- {
- sessions = new HashMap();
- cacheSize = 0;
- try
- {
- timeout = Integer.parseInt(Util.getSecurityProperty("jessie.session.timeout"));
- }
- catch (Exception x)
- {
- // Default 24-hour timeout.
- timeout = 86400;
- }
- }
-
- // Instance methods.
- // -------------------------------------------------------------------------
-
- public synchronized Enumeration getIds()
- {
- Vector ids = new Vector();
- for(Iterator i = sessions.keySet().iterator(); i.hasNext(); )
- {
- Session.ID id = (Session.ID) i.next();
- ids.add(id.getId());
- }
- return ids.elements();
- }
-
- public synchronized SSLSession getSession(byte[] sessionId)
- {
- Session session = (Session) sessions.get(new Session.ID(sessionId));
- if (session == null)
- return null;
- long elapsed = System.currentTimeMillis() - session.getLastAccessedTime();
- if ((int) (elapsed / 1000) > timeout)
- {
- removeSession(session.sessionId);
- session.invalidate();
- return null;
- }
- if (!session.valid)
- {
- removeSession(session.sessionId);
- session.invalidate();
- return null;
- }
- return session;
- }
-
- public int getSessionCacheSize()
- {
- return cacheSize;
- }
-
- public void setSessionCacheSize(int cacheSize)
- {
- if (cacheSize < 0)
- throw new IllegalArgumentException();
- this.cacheSize = cacheSize;
- }
-
- public int getSessionTimeout()
- {
- return timeout;
- }
-
- public void setSessionTimeout(int timeout)
- {
- if (timeout <= 0)
- throw new IllegalArgumentException();
- this.timeout = timeout;
- }
-
- public String toString()
- {
- return sessions.keySet().toString();
- }
-
- // Package methods.
- // -------------------------------------------------------------------------
-
- /**
- * Adds a session to this context. This method:
- *
- * <ol>
- * <li>Will do nothing if the cache already contains the given ID.</li>
- * <li>Will do nothing if the cache limit has been reached (and is
- * not zero).</li>
- * <li>Will remove any invalid sessions in the cache before trying to insert
- * the new one.</li>
- * <li>Will remove any expired sessions before trying to insert the new
- * one.</li>
- * </ol>
- *
- * @param sessionId This session's ID.
- * @param session The session to add.
- * @return True if the session was added, false otherwise.
- */
- synchronized boolean addSession(Session.ID sessionId, Session session)
- {
- if (sessions.containsKey(sessionId))
- return false;
- if (cacheSize > 0 && sessions.size() > cacheSize)
- {
- boolean removed = false;
- for (Iterator i = sessions.values().iterator(); i.hasNext(); )
- {
- Session s = (Session) i.next();
- long elapsed = System.currentTimeMillis() - s.getCreationTime();
- if (!s.valid)
- {
- removeSession(session.sessionId);
- removed = true;
- }
- else if ((int) (elapsed / 1000) > timeout)
- {
- removeSession(session.sessionId);
- removed = true;
- }
- }
- if (removed)
- {
- sessions.put(sessionId, session);
- session.context = this;
- session.sessionId = sessionId;
- return true;
- }
- return false;
- }
- else
- {
- sessions.put(sessionId, session);
- session.context = this;
- session.sessionId = sessionId;
- return true;
- }
- }
-
- /**
- * Returns whether or not a session with the given ID is cached by this
- * context.
- */
- synchronized boolean containsSessionID(Session.ID sessionId)
- {
- Session s = (Session) sessions.get(sessionId);
- if (s == null)
- {
- return false;
- }
- long elapsed = System.currentTimeMillis() - s.getCreationTime();
- if (!s.valid || (int) (elapsed / 1000) > timeout)
- {
- removeSession(sessionId);
- return false;
- }
- return true;
- }
-
- /**
- * Removes a session from this context.
- *
- * @param sessionId The ID of the session to remove.
- */
- synchronized boolean removeSession(Session.ID sessionId)
- {
- return sessions.remove(sessionId) != null;
- }
-
- /**
- * Notifies this context of an access event on a session.
- *
- * @param session The session that was accessed.
- */
- void notifyAccess(Session session)
- {
- }
-}