svn commit: r984772 - /myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java

[lo...@apache.org]

Author: lofwyr
Date: Thu Aug 12 13:46:20 2010
New Revision: 984772

URL: http://svn.apache.org/viewvc?rev=984772&view=rev
Log:
using a filter to only encode components of a specific type

Modified:
    myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java

Modified: myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java?rev=984772&r1=984771&r2=984772&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java (original)
+++ myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java Thu Aug 12 13:46:20 2010
@@ -92,6 +92,17 @@ public class RenderUtils {
   }
 
   public static void encode(FacesContext facesContext, UIComponent component) throws IOException {
+    encode(facesContext, component, null);
+  }
+
+  public static void encode(
+      FacesContext facesContext, UIComponent component, List<? extends Class<? extends UIComponent>> only)
+      throws IOException {
+
+    if (only != null && ! matchFilter(component, only)) {
+      return;
+    }
+
     if (component.isRendered()) {
       if (LOG.isDebugEnabled()) {
         LOG.debug("rendering " + component.getRendererType() + " " + component);
@@ -102,13 +113,22 @@ public class RenderUtils {
       } else {
         for (Object o : component.getChildren()) {
           UIComponent kid = (UIComponent) o;
-          encode(facesContext, kid);
+          encode(facesContext, kid, only);
         }
       }
       component.encodeEnd(facesContext);
     }
   }
 
+  private static boolean matchFilter(UIComponent component, List<? extends Class<? extends UIComponent>> only) {
+    for (Class clazz : only) {
+      if (clazz.isAssignableFrom(component.getClass())) {
+        return true;
+      }
+    }
+    return false;
+  }
+
   public static void prepareRendererAll(FacesContext facesContext, UIComponent component) throws IOException {
     if (!component.isRendered()) {
       return;