fixed a bug with the topic visit order and another one with the anyUnread

function (it needs to ignore archived topics)

src/com/silverwrist/venice/servlets/ConfDisplay.java

@@ -250,14 +250,14 @@ public class ConfDisplay extends VeniceServlet
 
   } // end getInterval
 
-  private static void restorePosts(ServletRequest request, ConferenceContext conf)
+  private static boolean restorePosts(ServletRequest request, ConferenceContext conf, TopicContext curr_topic)
   {
     String xtopic = request.getParameter("rtop");
     if (StringUtil.isStringEmpty(xtopic))
-      return;
+      return true;
     String xcount = request.getParameter("rct");
     if (StringUtil.isStringEmpty(xcount))
-      return;
+      return true;
     
     TopicContext topic;
     try
@@ -268,19 +268,19 @@ public class ConfDisplay extends VeniceServlet
     catch (NumberFormatException nfe)
     { // the topic number was invalid - forget it
       logger.warn("restorePosts: error translating topic number");
-      return;
+      return true;
 
     } // end catch
     catch (DataException de)
     { // could not get the topic...
       logger.warn("restorePosts: DataException getting topic - " + de.getMessage(),de);
-      return;
+      return true;
 
     } // end catch
     catch (AccessError ae)
     { // no access to the topic
       logger.warn("restorePosts: AccessError getting topic - " + ae.getMessage(),ae);
-      return;
+      return true;
 
     } // end catch
 
@@ -291,7 +291,7 @@ public class ConfDisplay extends VeniceServlet
       if ((nunread<=0) || (nunread>topic.getTotalMessages()))
       { // must be in the range [1, #messages]...
 	logger.warn("restorePosts: unread post count out of range");
-	return;
+	return true;
 
       } // end if
 
@@ -299,7 +299,7 @@ public class ConfDisplay extends VeniceServlet
     catch (NumberFormatException nfe)
     { // the number of unread posts was invalid - forget it
       logger.warn("restorePosts: error translating unread post count");
-      return;
+      return true;
 
     } // end catch
 
@@ -314,6 +314,8 @@ public class ConfDisplay extends VeniceServlet
 
     } // end catch
 
+    return (topic.getTopicID()!=curr_topic.getTopicID());
+
   } // end restorePosts
 
   /*--------------------------------------------------------------------------------
@@ -356,11 +358,11 @@ public class ConfDisplay extends VeniceServlet
       setMyLocation(request,on_error + "&topic=" + topic.getTopicNumber());
 
       // if this request is restoring the number of unread posts in another topic, try to do so
-      restorePosts(request,conf);
+      boolean do_readnew = restorePosts(request,conf,topic);
 
       // determine what the post interval is we want to display
       PostInterval piv = getInterval(engine,request,topic,on_error);
-      boolean read_new = !(StringUtil.isStringEmpty(request.getParameter("rnm")));
+      boolean read_new = do_readnew && !(StringUtil.isStringEmpty(request.getParameter("rnm")));
       boolean show_adv = !(StringUtil.isStringEmpty(request.getParameter("shac")));
 
       // Create the post display.

src/com/silverwrist/venice/servlets/format/TopicVisitOrder.java

@@ -36,7 +36,6 @@ public class TopicVisitOrder
    *--------------------------------------------------------------------------------
    */
 
-  private int confid;
   private short[] topics;
   private boolean[] unread;
   private int ndx_next;
@@ -46,9 +45,8 @@ public class TopicVisitOrder
    *--------------------------------------------------------------------------------
    */
 
-  protected TopicVisitOrder(int confid, List topiclist)
+  protected TopicVisitOrder(List topiclist)
   {
-    this.confid = confid;
     this.topics = new short[topiclist.size()];
     this.unread = new boolean[topiclist.size()];
 
@@ -65,6 +63,25 @@ public class TopicVisitOrder
 
   } // end constructor
 
+  /*--------------------------------------------------------------------------------
+   * Internal functions
+   *--------------------------------------------------------------------------------
+   */
+
+  private static Map getInternalMap(HttpSession session)
+  {
+    Map rc = (Map)(session.getAttribute(ATTRIBUTE));
+    if (rc==null)
+    { // create a new HashMap 
+      rc = Collections.synchronizedMap(new HashMap());
+      session.setAttribute(ATTRIBUTE,rc);
+
+    } // end if
+
+    return rc;
+
+  } // end getInternalMap
+
   private int moveNext()
   {
     int i = ndx_next;
@@ -88,23 +105,17 @@ public class TopicVisitOrder
 
   public static TopicVisitOrder initialize(HttpSession session, int confid, List topic_list)
   {
-    TopicVisitOrder tvo = new TopicVisitOrder(confid,topic_list);
-    session.setAttribute(ATTRIBUTE,tvo);
+    TopicVisitOrder tvo = new TopicVisitOrder(topic_list);
+    Map tvo_map = getInternalMap(session);
+    tvo_map.put(new Integer(confid),tvo);
     return tvo;
 
   } // end initialize
 
   public static TopicVisitOrder retrieve(HttpSession session, int confid)
   {
-    TopicVisitOrder tvo = (TopicVisitOrder)(session.getAttribute(ATTRIBUTE));
-    if (tvo!=null)
-    { // make sure the conference is OK
-      if (tvo.confid!=confid) // wrong conference - remove this
-	tvo = null;
-
-    } // end if
-
-    return tvo;
+    Map tvo_map = getInternalMap(session);
+    return (TopicVisitOrder)(tvo_map.get(new Integer(confid)));
 
   } // end retrieve