org/sonews/daemon/ShutdownHook.java
changeset 3 2fdc9cc89502
parent 2 1090e2141798
child 4 cdddff328b78
child 8 b62fe6ed39d3
     1.1 --- a/org/sonews/daemon/ShutdownHook.java	Wed Jul 01 10:48:22 2009 +0200
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,83 +0,0 @@
     1.4 -/*
     1.5 - *   SONEWS News Server
     1.6 - *   see AUTHORS for the list of contributors
     1.7 - *
     1.8 - *   This program is free software: you can redistribute it and/or modify
     1.9 - *   it under the terms of the GNU General Public License as published by
    1.10 - *   the Free Software Foundation, either version 3 of the License, or
    1.11 - *   (at your option) any later version.
    1.12 - *
    1.13 - *   This program is distributed in the hope that it will be useful,
    1.14 - *   but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.15 - *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.16 - *   GNU General Public License for more details.
    1.17 - *
    1.18 - *   You should have received a copy of the GNU General Public License
    1.19 - *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
    1.20 - */
    1.21 -
    1.22 -package org.sonews.daemon;
    1.23 -
    1.24 -import java.sql.SQLException;
    1.25 -import java.util.Map;
    1.26 -
    1.27 -/**
    1.28 - * Will force all other threads to shutdown cleanly.
    1.29 - * @author Christian Lins
    1.30 - * @since sonews/0.5.0
    1.31 - */
    1.32 -class ShutdownHook extends Thread
    1.33 -{
    1.34 -
    1.35 -  /**
    1.36 -   * Called when the JVM exits.
    1.37 -   */
    1.38 -  @Override
    1.39 -  public void run()
    1.40 -  {
    1.41 -    System.out.println("sonews: Trying to shutdown all threads...");
    1.42 -
    1.43 -    Map<Thread, StackTraceElement[]> threadsMap = Thread.getAllStackTraces();
    1.44 -    for(Thread thread : threadsMap.keySet())
    1.45 -    {
    1.46 -      // Interrupt the thread if it's a AbstractDaemon
    1.47 -      AbstractDaemon daemon;
    1.48 -      if(thread instanceof AbstractDaemon && thread.isAlive())
    1.49 -      {
    1.50 -        try
    1.51 -        {
    1.52 -          daemon = (AbstractDaemon)thread;
    1.53 -          daemon.shutdownNow();
    1.54 -        }
    1.55 -        catch(SQLException ex)
    1.56 -        {
    1.57 -          System.out.println("sonews: " + ex);
    1.58 -        }
    1.59 -      }
    1.60 -    }
    1.61 -    
    1.62 -    for(Thread thread : threadsMap.keySet())
    1.63 -    {
    1.64 -      AbstractDaemon daemon;
    1.65 -      if(thread instanceof AbstractDaemon && thread.isAlive())
    1.66 -      {
    1.67 -        daemon = (AbstractDaemon)thread;
    1.68 -        System.out.println("sonews: Waiting for " + daemon + " to exit...");
    1.69 -        try
    1.70 -        {
    1.71 -          daemon.join(500);
    1.72 -        }
    1.73 -        catch(InterruptedException ex)
    1.74 -        {
    1.75 -          System.out.println(ex.getLocalizedMessage());
    1.76 -        }
    1.77 -      }
    1.78 -    }
    1.79 -    
    1.80 -    // We have notified all not-sleeping AbstractDaemons of the shutdown;
    1.81 -    // all other threads can be simply purged on VM shutdown
    1.82 -    
    1.83 -    System.out.println("sonews: Clean shutdown.");
    1.84 -  }
    1.85 -  
    1.86 -}