1 files changed, 45 insertions, 0 deletions

diff --git a/src/javax/jmdns/NetworkTopologyEvent.java b/src/javax/jmdns/NetworkTopologyEvent.java
new file mode 100644
index 0000000..16ef485
--- /dev/null
+++ b/src/javax/jmdns/NetworkTopologyEvent.java
@@ -0,0 +1,45 @@
+/**
+ *
+ */
+package javax.jmdns;
+
+import java.net.InetAddress;
+import java.util.EventObject;
+
+/**
+ * @author Cédrik Lime, Pierre Frisch
+ */
+public abstract class NetworkTopologyEvent extends EventObject {
+
+    /**
+     *
+     */
+    private static final long serialVersionUID = -8630033521752540987L;
+
+    /**
+     * Constructs a Service Event.
+     * 
+     * @param eventSource
+     *            The DNS on which the Event initially occurred.
+     * @exception IllegalArgumentException
+     *                if source is null.
+     */
+    protected NetworkTopologyEvent(final Object eventSource) {
+        super(eventSource);
+    }
+
+    /**
+     * Returns the JmDNS instance associated with the event or null if it is a generic event.
+     * 
+     * @return JmDNS instance
+     */
+    public abstract JmDNS getDNS();
+
+    /**
+     * The Internet address affected by this event.
+     * 
+     * @return InetAddress
+     */
+    public abstract InetAddress getInetAddress();
+
+}