1 files changed, 44 insertions, 0 deletions
diff --git a/bundles/org.eclipse.osgi/supplement/src/org/eclipse/osgi/framework/eventmgr/EventSource.java b/bundles/org.eclipse.osgi/supplement/src/org/eclipse/osgi/framework/eventmgr/EventSource.java
new file mode 100644
index 000000000..fc4e51d8b
--- /dev/null
+++ b/bundles/org.eclipse.osgi/supplement/src/org/eclipse/osgi/framework/eventmgr/EventSource.java
@@ -0,0 +1,44 @@
+/*******************************************************************************
+ * Copyright (c) 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.osgi.framework.eventmgr;
+
+
+
+/**
+ * The EventSource interface contains the method that is called by the
+ * Event Manager to complete the event delivery to the event listener.
+ */
+
+public abstract interface EventSource
+{
+    /**
+     * This method is the call back that is called once for each listener.
+     * This method must cast the EventListener object to the appropriate listener
+     * class for the event type and call the appropriate listener method.
+     *
+     * @param listener This listener must be cast to the appropriate listener
+     * class for the events created by this source and the appropriate listener method
+     * must then be called.
+     * @param listenerObject This is the optional object that was passed to
+     * ListenerList.addListener when the listener was added to the ListenerList.
+     * @param eventAction This value was passed to the EventQueue object via one of its
+     * dispatchEvent* method calls. It can provide information (such
+     * as which listener method to call) so that this method
+     * can complete the delivery of the event to the listener.
+     * @param eventObject This object was passed to the EventQueue object via one of its
+     * dispatchEvent* method calls. This object was created by the event source and
+     * is passed to this method. It should contain all the necessary information (such
+     * as what event object to pass) so that this method
+     * can complete the delivery of the event to the listener.
+     */
+    public abstract void dispatchEvent(Object listener, Object listenerObject, int eventAction, Object eventObject);
+}