Much work on generalizing the notion of message "transport" and

allowing the use of annotations to customize transport for 
DObject fields and service/receiver methods.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5099 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/server/net/Connection.java

@@ -376,7 +376,6 @@ public abstract class Connection implements NetEventHandler
                 return; // received out of order
             }
             msg.received = when;
-            msg.datagram = true;
             _handler.handleMessage(msg);
 
         } catch (ClassNotFoundException cnfe) {

src/java/com/threerings/presents/server/net/ConnectionManager.java

@@ -850,7 +850,7 @@ public class ConnectionManager extends LoopingThread
 
         try {
             // send it as a datagram if hinted and possible
-            if (msg.datagram && conn.getDatagramAddress() != null) {
+            if (!msg.getTransport().isReliable() && conn.getDatagramAddress() != null) {
                 postDatagram(conn, msg);
                 return;
             }