Add RegistrationService to allow cpp clients to register receivers even though they're not using DObject

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6268 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/main/java/com/threerings/presents/server/RegistrationDispatcher.java

@@ -0,0 +1,48 @@
+package com.threerings.presents.server;
+
+import javax.annotation.Generated;
+
+import com.threerings.presents.client.InvocationReceiver;
+import com.threerings.presents.data.ClientObject;
+import com.threerings.presents.data.RegistrationMarshaller;
+
+/**
+ * Dispatches requests to the {@link RegistrationProvider}.
+ */
+@Generated(value={"com.threerings.presents.tools.cpp.GenCPPServiceTask"},
+           comments="Derived from RegistrationService.java.")
+public class RegistrationDispatcher extends InvocationDispatcher<RegistrationMarshaller>
+{
+    /**
+     * Creates a dispatcher that may be registered to dispatch invocation
+     * service requests for the specified provider.
+     */
+    public RegistrationDispatcher (RegistrationProvider provider)
+    {
+        this.provider = provider;
+    }
+
+    @Override
+    public RegistrationMarshaller createMarshaller ()
+    {
+        return new RegistrationMarshaller();
+    }
+
+    @Override
+    public void dispatchRequest (
+        ClientObject source, int methodId, Object[] args)
+        throws InvocationException
+    {
+        switch (methodId) {
+        case RegistrationMarshaller.REGISTER_RECEIVER:
+            ((RegistrationProvider)provider).registerReceiver(
+                source, (InvocationReceiver.Registration)args[0]
+            );
+            return;
+
+        default:
+            super.dispatchRequest(source, methodId, args);
+            return;
+        }
+    }
+}