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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [javax/] [naming/] [event/] [NamingEvent.java] - Blame information for rev 772

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1 772 jeremybenn
/* NamingEvent.java --
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   Copyright (C) 2001, 2004, 2006  Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING.  If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library.  Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module.  An independent module is a module which is not derived from
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or based on this library.  If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so.  If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.naming.event;
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import java.util.EventObject;
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import javax.naming.Binding;
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/**
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 * @author Warren Levy (warrenl@redhat.com)
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 * @date June 5, 2001
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 */
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public class NamingEvent extends EventObject
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{
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  private static final long serialVersionUID = - 7126752885365133499L;
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  public static final int OBJECT_ADDED = 0;
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  public static final int OBJECT_REMOVED = 1;
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  public static final int OBJECT_RENAMED = 2;
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  public static final int OBJECT_CHANGED = 3;
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  // Serialized fields.
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  protected Object changeInfo;
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  protected int type;
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  protected Binding oldBinding;
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  protected Binding newBinding;
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  public NamingEvent(EventContext source, int type, Binding newBd,
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                     Binding oldBd, Object changeInfo)
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  {
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    super(source);
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    this.type = type;
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    this.oldBinding = oldBd;
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    this.newBinding = newBd;
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    this.changeInfo = changeInfo;
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    // FIXME: for OBJECT_ADDED, newBd must not be null;
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    // FIXME: for OBJECT_CHANGED, newBd and oldBd must not be null;
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    // FIXME: for OBJECT_RENAMED, one of newBd or oldBd may be null if newBd or
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    // FIXME: oldBd is outside of the scope for which listener has registered.
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    // FIXME: namingExceptionThrown() is called for the listener in question.
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  }
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  public int getType()
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  {
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    return type;
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  }
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  public EventContext getEventContext()
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  {
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    return (EventContext) getSource();
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  }
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  public Binding getOldBinding()
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  {
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    return oldBinding;
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  }
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  public Binding getNewBinding()
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  {
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    return newBinding;
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  }
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  public Object getChangeInfo()
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  {
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    return changeInfo;
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  }
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  public void dispatch(NamingListener listener)
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  {
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    switch (type)
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      {
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        case OBJECT_ADDED:
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          ((NamespaceChangeListener) listener).objectAdded(this);
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          break;
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        case OBJECT_REMOVED:
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          ((NamespaceChangeListener) listener).objectRemoved(this);
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          break;
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        case OBJECT_RENAMED:
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          ((NamespaceChangeListener) listener).objectRenamed(this);
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          break;
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        case OBJECT_CHANGED:
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          ((ObjectChangeListener) listener).objectChanged(this);
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          break;
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      }
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  }
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}

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