Created adapters for the ClientObserver and LocationObserver interfaces to

make handling just one or two of the callbacks for those interfaces
simpler.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@305 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/crowd/client/LocationAdapter.java

@@ -0,0 +1,35 @@
+//
+// $Id: LocationAdapter.java,v 1.1 2001/08/22 00:08:12 mdb Exp $
+
+package com.threerings.cocktail.party.client;
+
+import com.threerings.cocktail.party.data.PlaceObject;
+
+/**
+ * The location adapter makes life easier for a class that really only
+ * cares about one or two of the location observer callbacks and doesn't
+ * want to provide empty implementations of the others. One can either
+ * extend location adapter, or create an anonymous instance that overrides
+ * the desired callback(s). Note that the location adapter defaults to
+ * ratifying any location change.
+ *
+ * @see LocationObserver
+ */
+public class LocationAdapter implements LocationObserver
+{
+    // documentation inherited
+    public boolean locationMayChange (int placeId)
+    {
+        return true;
+    }
+
+    // documentation inherited
+    public void locationDidChange (PlaceObject place)
+    {
+    }
+
+    // documentation inherited
+    public void locationChangeFailed (int placeId, String reason)
+    {
+    }
+}

src/java/com/threerings/presents/client/ClientAdapter.java

@@ -0,0 +1,42 @@
+//
+// $Id: ClientAdapter.java,v 1.1 2001/08/22 00:08:12 mdb Exp $
+
+package com.threerings.cocktail.cher.client;
+
+/**
+ * The client adapter makes life easier for client observer classes that
+ * only care about one or two of the client observer callbacks. They can
+ * either extend client adapter or create an anonymous class that extends
+ * it and overrides just the callbacks they care about.
+ *
+ * <p> Note that the client adapter defaults to always ratifying a call to
+ * {@link * #clientWillLogoff} by returning true.
+ */
+public class ClientAdapter implements ClientObserver
+{
+    // documentation inherited
+    public void clientDidLogon (Client client)
+    {
+    }
+
+    // documentation inherited
+    public void clientFailedToLogon (Client client, Exception cause)
+    {
+    }
+
+    // documentation inherited
+    public void clientConnectionFailed (Client client, Exception cause)
+    {
+    }
+
+    // documentation inherited
+    public boolean clientWillLogoff (Client client)
+    {
+        return true;
+    }
+
+    // documentation inherited
+    public void clientDidLogoff (Client client)
+    {
+    }
+}