/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2013, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.wildfly.clustering.web.infinispan.session;

import org.jboss.as.clustering.infinispan.invoker.Remover;
import org.wildfly.clustering.web.infinispan.InfinispanWebLogger;
import org.wildfly.clustering.web.session.Session;

/**
 * Session remover that removes a session if and only if it is expired.
 * @author Paul Ferraro
 */
public class ExpiredSessionRemover<V, L> implements Remover<String> {

    private final SessionFactory<V, L> factory;

    public ExpiredSessionRemover(SessionFactory<V, L> factory) {
        this.factory = factory;
    }

    @Override
    public void remove(String id) {
        V value = this.factory.findValue(id);
        if (value != null) {
            Session<L> session = this.factory.createSession(id, value);
            if (session.isValid() && session.getMetaData().isExpired()) {
                InfinispanWebLogger.ROOT_LOGGER.tracef("Session %s has expired.", id);
                session.invalidate();
            }
        }
    }
}
