/*
  http-auth - Authentication Extensions to jdk.httpserver
  Copyright (C) 2021  Ulrich Hilger

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU Affero General Public License as
  published by the Free Software Foundation, either version 3 of the
  License, or (at your option) any later version.

  This program 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 Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License
  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
package de.uhilger.httpserver.auth.session;

import java.util.Date;
import java.util.Iterator;

/**
 *
 * @author Ulrich Hilger
 * @version 1, 26.05.2021
 */
public final class SweepThread extends Thread {
  
  private SessionManager v;
  
  public SweepThread(SessionManager v) {
    setSessionVerwalter(v);
  }

  public void setSessionVerwalter(SessionManager verwalter) {
    this.v = verwalter;
  }
  
  public void run() {
    // was hier steht wird gestartet mit
    // SweepThread p = new SweepThread();
    // p.start();    
    Date now = new Date();
    Iterator sessionIterator = v.sessions();
    while(sessionIterator.hasNext()) {
      Object o = sessionIterator.next();
      if(o instanceof Session) {
        Session session = (Session) o;
        Date expiration = session.getExp();
        if(now.after(expiration)) {
          v.remove(session.getId());
        }
      }
    }
  }  
}