Index: main/plugin-web/src/org/ametys/web/inputdata/InputData.java
===================================================================
--- main/plugin-web/src/org/ametys/web/inputdata/InputData.java	(revision 33486)
+++ main/plugin-web/src/org/ametys/web/inputdata/InputData.java	(working copy)
@@ -19,6 +19,7 @@
 import org.xml.sax.ContentHandler;
 import org.xml.sax.SAXException;
 
+import org.ametys.web.cache.pageelement.PageElementCache;
 import org.ametys.web.repository.page.Page;
 import org.ametys.web.repository.site.Site;
 
@@ -36,6 +37,16 @@
     public boolean isCacheable(Site site, Page page);
     
     /**
+     * Returns true if the resulting SAX events should be actually stored in the central {@link PageElementCache}.<br>
+     * It may be useful to return false for some InputData managing their own cache and don't wanting to waste space in the central cache.<br>
+     * This method is only called if {@link #isCacheable(Site, Page)} returns true.
+     * @param site the current {@link Site}.
+     * @param page the current {@link Page}. Can be null.
+     * @return true if the content is cacheable and should be stored in the {@link PageElementCache}.
+     */
+    public boolean shouldBeCached(Site site, Page page);
+    
+    /**
      * Generates SAX events for providing data.
      * @param handler the content handler to SAX into.
      * @throws SAXException if an error occurs while SAXing.