More singleton marking.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5160 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/admin/server/DatabaseConfigRegistry.java

@@ -23,6 +23,8 @@ package com.threerings.admin.server;
 
 import java.util.HashMap;
 
+import com.google.inject.Singleton;
+
 import com.samskivert.io.PersistenceException;
 import com.samskivert.jdbc.WriteOnlyUnit;
 import com.samskivert.jdbc.depot.PersistenceContext;
@@ -42,6 +44,7 @@ import static com.threerings.admin.Log.log;
  * data from the database. This ensures that systems initialized after the config registry can
  * safely make use of configuration information.
  */
+@Singleton
 public class DatabaseConfigRegistry extends ConfigRegistry
 {
     /**

src/java/com/threerings/admin/server/PeeredDatabaseConfigRegistry.java

@@ -23,6 +23,8 @@ package com.threerings.admin.server;
 
 import java.util.ArrayList;
 
+import com.google.inject.Singleton;
+
 import com.samskivert.io.PersistenceException;
 import com.samskivert.jdbc.depot.PersistenceContext;
 import com.samskivert.util.Invoker;
@@ -41,6 +43,7 @@ import static com.threerings.admin.Log.log;
  * A database backed config registry that registers with the peer system and synchronizes with its
  * peers when configuration fields are changed.
  */
+@Singleton
 public class PeeredDatabaseConfigRegistry extends DatabaseConfigRegistry
 {
     public PeeredDatabaseConfigRegistry (PersistenceContext ctx, Invoker invoker,

src/java/com/threerings/admin/server/PrefsConfigRegistry.java

@@ -21,13 +21,17 @@
 
 package com.threerings.admin.server;
 
+import com.google.inject.Singleton;
+
 import com.samskivert.util.PrefsConfig;
+
 import com.threerings.presents.dobj.DObject;
 
 /**
  * Implements the {@link ConfigRegistry} using the Java preferences system as a persistent store
  * for the configuration information (see {@link Config} for more information on how that works).
  */
+@Singleton
 public class PrefsConfigRegistry extends ConfigRegistry
 {
     @Override // from ConfigRegistry

src/java/com/threerings/bureau/server/BureauRegistry.java

@@ -23,19 +23,24 @@ package com.threerings.bureau.server;
 
 import java.util.Map;
 import java.util.Set;
-import com.threerings.bureau.data.AgentObject;
-import com.threerings.bureau.data.BureauCodes;
-import com.threerings.bureau.data.BureauCredentials;
-import com.threerings.presents.data.ClientObject;
-import com.threerings.presents.dobj.RootDObjectManager;
-import com.threerings.presents.dobj.ObjectDeathListener;
-import com.threerings.presents.dobj.ObjectDestroyedEvent;
-import com.threerings.presents.server.InvocationManager;
+
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+import com.google.inject.Singleton;
+
 import com.samskivert.util.StringUtil;
 import com.samskivert.util.Invoker;
 import com.samskivert.util.ProcessLogger;
-import com.google.common.collect.Maps;
-import com.google.common.collect.Sets;
+
+import com.threerings.presents.data.ClientObject;
+import com.threerings.presents.dobj.ObjectDeathListener;
+import com.threerings.presents.dobj.ObjectDestroyedEvent;
+import com.threerings.presents.dobj.RootDObjectManager;
+import com.threerings.presents.server.InvocationManager;
+
+import com.threerings.bureau.data.AgentObject;
+import com.threerings.bureau.data.BureauCodes;
+import com.threerings.bureau.data.BureauCredentials;
 
 import static com.threerings.bureau.Log.log;
 
@@ -43,6 +48,7 @@ import static com.threerings.bureau.Log.log;
  *  Abstracts the launching and termination of external processes (bureaus) that host instances of
  *  server-side code (agents).
  */
+@Singleton
 public class BureauRegistry
 {
     /**

src/java/com/threerings/crowd/chat/server/ChatProvider.java

@@ -24,6 +24,7 @@ package com.threerings.crowd.chat.server;
 import java.util.Iterator;
 
 import com.google.inject.Inject;
+import com.google.inject.Singleton;
 
 import com.samskivert.util.StringUtil;
 import com.threerings.util.MessageBundle;
@@ -53,6 +54,7 @@ import com.threerings.crowd.chat.data.UserMessage;
 /**
  * The chat provider handles the server side of the chat-related invocation services.
  */
+@Singleton
 public class ChatProvider
     implements InvocationProvider
 {

src/java/com/threerings/crowd/server/PlaceRegistry.java

@@ -25,6 +25,7 @@ import java.util.Iterator;
 import java.util.List;
 
 import com.google.inject.Inject;
+import com.google.inject.Singleton;
 
 import com.samskivert.util.IntMap;
 import com.samskivert.util.IntMaps;
@@ -46,6 +47,7 @@ import static com.threerings.crowd.Log.log;
  * create new places and it will take care of instantiating and initializing a place manager to
  * manage newly created places.
  */
+@Singleton
 public class PlaceRegistry
     implements ShutdownManager.Shutdowner
 {