Renamed networkgraph package to topology.
Moved NetworkGraphPublisher into new topology package.

net.onrc.onos.ofcontroller.networkgraph.* => net.onrc.onos.core.topology.*
net.onrc.onos.ofcontroller.floodlightlistener.NetworkGraphPublisher => net.onrc.onos.core.topology.NetworkGraphPublisher

Change-Id: I8b156d0fcbba520fee61e92ab659bb02cfa704ac
diff --git a/src/main/java/net/onrc/onos/core/topology/web/DatastoreSwitchesResource.java b/src/main/java/net/onrc/onos/core/topology/web/DatastoreSwitchesResource.java
new file mode 100644
index 0000000..fe2cfcd
--- /dev/null
+++ b/src/main/java/net/onrc/onos/core/topology/web/DatastoreSwitchesResource.java
@@ -0,0 +1,15 @@
+package net.onrc.onos.core.topology.web;
+
+import net.onrc.onos.core.datastore.topology.KVSwitch;
+
+import org.restlet.resource.Get;
+import org.restlet.resource.ServerResource;
+
+public class DatastoreSwitchesResource extends ServerResource {
+	
+	@Get("json")
+	public Iterable<KVSwitch> retrieve() {
+		return KVSwitch.getAllSwitches();
+	}
+
+}