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Diffstat (limited to 'libjava/java/beans/beancontext/BeanContextEvent.java')
-rw-r--r--libjava/java/beans/beancontext/BeanContextEvent.java91
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diff --git a/libjava/java/beans/beancontext/BeanContextEvent.java b/libjava/java/beans/beancontext/BeanContextEvent.java
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-/* java.beans.beancontext.BeanContextEvent
- Copyright (C) 1999 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath 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
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-As a special exception, if you link this library with other files to
-produce an executable, this library does not by itself cause the
-resulting executable to be covered by the GNU General Public License.
-This exception does not however invalidate any other reasons why the
-executable file might be covered by the GNU General Public License. */
-
-
-package java.beans.beancontext;
-
-import java.util.EventObject;
-
-/**
- * Generic superclass for events fired by <code>BeanContext</code>s.
- *
- * @author John Keiser
- * @since JDK1.2
- */
-
-public abstract class BeanContextEvent extends EventObject {
- /**
- * The <code>BeanContext</code> that most recently passed this
- * event on.
- */
- protected BeanContext propagatedFrom;
-
- /**
- * Create a new event, from the specified <code>BeanContext</code>.
- * <code>propagatedFrom</code> will be initialized to
- * <code>null</code>.
- *
- * @param source the source of the event.
- */
- protected BeanContextEvent(BeanContext source) {
- super(source);
- }
-
- /**
- * Get the <code>BeanContext</code> that originated this event.
- * @return the originator of this event.
- */
- public BeanContext getBeanContext() {
- return (BeanContext)getSource();
- }
-
- /**
- * Get the most recent propagator of this event.
- * If this value is <code>null</code>, you have received the event
- * straight from the source.
- *
- * @return the most recent propagator of this event.
- */
- public BeanContext getPropagatedFrom() {
- return propagatedFrom;
- }
-
- /**
- * Tell whether this event has been propagated.
- * @return <code>true</code> iff <code>getPropagatedFrom() != null</code>.
- */
- public boolean isPropagated() {
- return propagatedFrom != null;
- }
-
- /**
- * Set the most recent propagator of this event.
- * @param propagator the most recent propagator of this event.
- */
- public void setPropagatedFrom(BeanContext propagator) {
- propagatedFrom = propagator;
- }
-}