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2003-03-24 Michael Koch <konqueror@gmx.de> * java/beans/beancontext/BeanContextEvent.java: Reformated. From-SVN: r64778
111 lines
3.4 KiB
Java
111 lines
3.4 KiB
Java
/* java.beans.beancontext.BeanContextEvent
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Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 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 java.beans.beancontext;
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import java.util.EventObject;
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/**
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* Generic superclass for events fired by <code>BeanContext</code>s.
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*
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* @author John Keiser
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* @since 1.2
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*/
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public abstract class BeanContextEvent extends EventObject
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{
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private static final long serialVersionUID = 7267998073569045052L;
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/**
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* The <code>BeanContext</code> that most recently passed this
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* event on.
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*/
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protected BeanContext propagatedFrom;
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/**
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* Create a new event, from the specified <code>BeanContext</code>.
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* <code>propagatedFrom</code> will be initialized to
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* <code>null</code>.
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*
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* @param source the source of the event.
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*/
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protected BeanContextEvent(BeanContext source)
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{
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super(source);
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}
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/**
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* Get the <code>BeanContext</code> that originated this event.
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* @return the originator of this event.
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*/
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public BeanContext getBeanContext()
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{
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return (BeanContext)getSource();
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}
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/**
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* Get the most recent propagator of this event.
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* If this value is <code>null</code>, you have received the event
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* straight from the source.
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*
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* @return the most recent propagator of this event.
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*/
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public BeanContext getPropagatedFrom()
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{
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return propagatedFrom;
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}
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/**
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* Tell whether this event has been propagated.
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* @return <code>true</code> iff <code>getPropagatedFrom() != null</code>.
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*/
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public boolean isPropagated()
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{
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return propagatedFrom != null;
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}
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/**
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* Set the most recent propagator of this event.
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* @param propagator the most recent propagator of this event.
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*/
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public void setPropagatedFrom(BeanContext propagator)
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{
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propagatedFrom = propagator;
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}
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}
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