# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1256366557 -7200
# Node ID fd95f7873b96273a72abfd09093d011e5d6b9c1c
# Parent  eba04a2569d0fe8d525025fbe3ee22453dabf35f
Using no-cache directive in most of the replies

diff -r eba04a2569d0 -r fd95f7873b96 freemarkerdor/src/main/java/cz/xelfi/quoridor/freemarkerdor/UI.java
--- a/freemarkerdor/src/main/java/cz/xelfi/quoridor/freemarkerdor/UI.java	Sun Oct 18 21:33:27 2009 +0200
+++ b/freemarkerdor/src/main/java/cz/xelfi/quoridor/freemarkerdor/UI.java	Sat Oct 24 08:42:37 2009 +0200
@@ -36,7 +36,6 @@
 import com.sun.net.httpserver.HttpServer;
 import cz.xelfi.quoridor.Board;
 import cz.xelfi.quoridor.IllegalPositionException;
-import java.awt.Image;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URI;
@@ -55,6 +54,7 @@
 import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.CacheControl;
 import javax.ws.rs.core.Context;
 import javax.ws.rs.core.Cookie;
 import javax.ws.rs.core.HttpHeaders;
@@ -135,18 +135,22 @@
 
     @GET
     @Produces(MediaType.TEXT_HTML)
-    public Viewable welcome(@QueryParam("maxItems") @DefaultValue("10") int maxItems) {
+    public Response welcome(@QueryParam("maxItems") @DefaultValue("10") int maxItems) {
         Viewable v = checkLogin();
-        if (v != null) {
-            return v;
+        ResponseBuilder resp = Response.ok();
+        if (v == null) {
+            v = welcomeImpl("maxItems", maxItems);
         }
-        return welcomeImpl("maxItems", maxItems);
+        CacheControl cc = new CacheControl();
+        cc.setNoCache(true);
+        resp.cacheControl(cc);
+        return resp.entity(v).build();
     }
 
     @GET
     @Path("games/{id}.png")
     @Produces("image/png")
-    public Image getBoardImage(
+    public Response getBoardImage(
         @PathParam("id") String id,
         @QueryParam("fieldSize") @DefaultValue("50") int fieldSize,
         @QueryParam("move") @DefaultValue("-1") int move
@@ -157,7 +161,11 @@
         }
         String txt = wr.accept(MediaType.TEXT_PLAIN).get(String.class);
         Board b = Board.valueOf(txt);
-        return BoardImage.draw(b, fieldSize);
+        ResponseBuilder resp = Response.ok();
+        CacheControl cc = new CacheControl();
+        cc.setNoCache(true);
+        resp.cacheControl(cc);
+        return resp.entity(BoardImage.draw(b, fieldSize)).build();
     }
 
 
@@ -190,6 +198,9 @@
             url = url.queryParam("move", "" + move);
         }
         ResponseBuilder resp = Response.ok();
+        CacheControl cc = new CacheControl();
+        cc.setNoCache(true);
+        resp.cacheControl(cc);
         Cookie cFormat = headers.getCookies().get("format");
         if (format.length() == 0) {
             if (cFormat != null) {