Created ServerCommunicator which does all I/O using the ConnectionManager's

polled socket system. This much more cleanly and efficiently integrates peer
(and other server to server) connections into the normal server I/O framework
and should also eliminate for good the annoying server hangs that result when
our old blocking client I/O threads got their pants wedged.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5510 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/net/DownstreamMessage.java

@@ -22,16 +22,15 @@
 package com.threerings.presents.net;
 
 /**
- * This class encapsulates a message in the distributed object protocol
- * that flows from the server to the client. Downstream messages include
- * object subscription, event forwarding and session management.
+ * This class encapsulates a message in the distributed object protocol that flows from the server
+ * to the client. Downstream messages include object subscription, event forwarding and session
+ * management.
  */
 public abstract class DownstreamMessage extends Message
 {
     /**
-     * The message id of the upstream message with which this downstream
-     * message is associated (or -1 if it is not associated with any
-     * upstream message).
+     * The message id of the upstream message with which this downstream message is associated (or
+     * -1 if it is not associated with any upstream message).
      */
     public short messageId = -1;
 

src/java/com/threerings/presents/net/Message.java

@@ -28,6 +28,9 @@ import com.threerings.io.SimpleStreamableObject;
  */
 public abstract class Message extends SimpleStreamableObject
 {
+    /** A timestamp indicating when this message was received from the network. */
+    public transient long received;
+
     /**
      * Sets the message transport parameters.  For messages received over the network, these
      * describe the mode of transport over which the message was received.  When sending messages,

src/java/com/threerings/presents/net/UpstreamMessage.java

@@ -22,27 +22,22 @@
 package com.threerings.presents.net;
 
 /**
- * This class encapsulates a message in the distributed object protocol
- * that flows from the client to the server.  Upstream messages include
- * object subscription, event forwarding and session management.
+ * This class encapsulates a message in the distributed object protocol that flows from the client
+ * to the server.  Upstream messages include object subscription, event forwarding and session
+ * management.
  */
 public abstract class UpstreamMessage extends Message
 {
     /**
-     * This is a unique (within the context of a reasonable period of
-     * time) identifier assigned to each upstream message. The message ids
-     * are used to correlate a downstream response message to the
-     * appropriate upstream request message.
+     * This is a unique (within the context of a reasonable period of time) identifier assigned to
+     * each upstream message. The message ids are used to correlate a downstream response message
+     * to the appropriate upstream request message.
      */
     public short messageId;
 
-    /** A timestamp indicating when this upstream message was received. */
-    public transient long received;
-
     /**
-     * Each upstream message derived class must provide a zero argument
-     * constructor so that it can be unserialized when read from the
-     * network.
+     * Each upstream message derived class must provide a zero argument constructor so that it can
+     * be unserialized when read from the network.
      */
     public UpstreamMessage ()
     {
@@ -59,8 +54,7 @@ public abstract class UpstreamMessage extends Message
     }
 
     /**
-     * Returns the next message id suitable for use by an upstream
-     * message.
+     * Returns the next message id suitable for use by an upstream message.
      */
     protected static synchronized short nextMessageId ()
     {
@@ -69,8 +63,8 @@ public abstract class UpstreamMessage extends Message
     }
 
     /**
-     * This is used to generate monotonically increasing message ids on
-     * the client as new messages are generated.
+     * This is used to generate monotonically increasing message ids on the client as new messages
+     * are generated.
      */
     protected static short _nextMessageId;
 }