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Posted to commits@myfaces.apache.org by lo...@apache.org on 2010/11/15 19:49:09 UTC

svn commit: r1035402 - in /myfaces/tobago/trunk: tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/ tobago-core/src/main/java/org/apache/myfaces/tobago/layout/ tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/...

Author: lofwyr
Date: Mon Nov 15 18:49:08 2010
New Revision: 1035402

URL: http://svn.apache.org/viewvc?rev=1035402&view=rev
Log:
Tobago-606: LayoutManager
 - support the "collablable" feature for tc:box (TOBAGO-941/TOBAGO-181)

Modified:
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIBox.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIGridLayout.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPage.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPanel.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPopup.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUISheet.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUITabGroup.java
    myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/layout/LayoutContainer.java
    myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/FlowLayoutRenderer.java
    myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/GridLayoutRenderer.java
    myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TabGroupLayoutRenderer.java
    myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TreeMenuNodeRenderer.java
    myfaces/tobago/trunk/tobago-theme/tobago-theme-standard/src/main/java/org/apache/myfaces/tobago/renderkit/util/RenderUtils.java

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIBox.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIBox.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIBox.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIBox.java Mon Nov 15 18:49:08 2010
@@ -45,4 +45,9 @@ public abstract class AbstractUIBox exte
   }
 
   public abstract boolean isCollapsed();
+
+  @Override
+  public boolean isLayoutChildren() {
+    return !isCollapsed();
+  }
 }

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIGridLayout.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIGridLayout.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIGridLayout.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIGridLayout.java Mon Nov 15 18:49:08 2010
@@ -54,6 +54,11 @@ public abstract class AbstractUIGridLayo
    * Initialize the grid and remove the current width and height values from the component, recursively.
    */
   public void init() {
+
+    if (!getLayoutContainer().isLayoutChildren()) {
+      return;
+    }
+
     grid = new Grid(LayoutTokens.parse(getColumns()), LayoutTokens.parse(getRows()));
 
     List<LayoutComponent> components = getLayoutContainer().getComponents();
@@ -72,6 +77,10 @@ public abstract class AbstractUIGridLayo
 
   public void fixRelativeInsideAuto(Orientation orientation, boolean auto) {
 
+    if (!getLayoutContainer().isLayoutChildren()) {
+      return;
+    }
+
     BankHead[] heads = grid.getBankHeads(orientation);
     BankHead[] heads2 = grid.getBankHeads(orientation.other());
 
@@ -118,6 +127,10 @@ public abstract class AbstractUIGridLayo
 
   public void preProcessing(Orientation orientation) {
 
+    if (!getLayoutContainer().isLayoutChildren()) {
+      return;
+    }
+
     final BankHead[] heads = grid.getBankHeads(orientation);
     final BankHead[] heads2 = grid.getBankHeads(orientation.other());
 
@@ -206,6 +219,10 @@ public abstract class AbstractUIGridLayo
 
   public void mainProcessing(Orientation orientation) {
 
+    if (!getLayoutContainer().isLayoutChildren()) {
+      return;
+    }
+
     final BankHead[] heads = grid.getBankHeads(orientation);
     final BankHead[] heads2 = grid.getBankHeads(orientation.other());
 
@@ -278,6 +295,10 @@ public abstract class AbstractUIGridLayo
 
   public void postProcessing(Orientation orientation) {
 
+    if (!getLayoutContainer().isLayoutChildren()) {
+      return;
+    }
+
     final BankHead[] heads = grid.getBankHeads(orientation);
     final BankHead[] heads2 = grid.getBankHeads(orientation.other());
 

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPage.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPage.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPage.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPage.java Mon Nov 15 18:49:08 2010
@@ -297,7 +297,6 @@ public abstract class AbstractUIPage ext
     }
   }
 
-  // LAYOUT Begin
   public List<LayoutComponent> getComponents() {
     return LayoutUtils.findLayoutChildren(this);
   }
@@ -310,7 +309,9 @@ public abstract class AbstractUIPage ext
     getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
   }
 
-  // LAYOUT End
+  public boolean isLayoutChildren() {
+    return true;
+  }
 
   public abstract Measure getWidth();
 

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPanel.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPanel.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPanel.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPanel.java Mon Nov 15 18:49:08 2010
@@ -18,7 +18,6 @@ package org.apache.myfaces.tobago.intern
  */
 
 import org.apache.myfaces.tobago.component.ComponentTypes;
-import org.apache.myfaces.tobago.util.CreateComponentUtils;
 import org.apache.myfaces.tobago.component.Facets;
 import org.apache.myfaces.tobago.component.OnComponentPopulated;
 import org.apache.myfaces.tobago.component.RendererTypes;
@@ -26,8 +25,7 @@ import org.apache.myfaces.tobago.interna
 import org.apache.myfaces.tobago.layout.LayoutComponent;
 import org.apache.myfaces.tobago.layout.LayoutContainer;
 import org.apache.myfaces.tobago.layout.LayoutManager;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import org.apache.myfaces.tobago.util.CreateComponentUtils;
 
 import javax.faces.component.UIComponent;
 import javax.faces.context.FacesContext;
@@ -37,8 +35,6 @@ import java.util.List;
 public abstract class AbstractUIPanel extends AbstractUIPanelBase
     implements OnComponentPopulated, LayoutContainer, LayoutComponent {
 
-  private static final Logger LOG = LoggerFactory.getLogger(AbstractUIPanel.class);
-
   @Override
   public void encodeBegin(FacesContext facesContext) throws IOException {
 
@@ -77,4 +73,8 @@ public abstract class AbstractUIPanel ex
   public void setLayoutManager(LayoutManager layoutManager) {
     getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
   }
+
+  public boolean isLayoutChildren() {
+    return true;
+  }
 }

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPopup.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPopup.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPopup.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUIPopup.java Mon Nov 15 18:49:08 2010
@@ -183,6 +183,10 @@ public abstract class AbstractUIPopup ex
     getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
   }
 
+  public boolean isLayoutChildren() {
+    return true;
+  }
+  
   public abstract Measure getWidth();
 
   public abstract void setWidth(Measure width);

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUISheet.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUISheet.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUISheet.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUISheet.java Mon Nov 15 18:49:08 2010
@@ -511,7 +511,6 @@ public abstract class AbstractUISheet ex
 //      sheet.queueEvent(new SheetStateChangeEvent(sheet));
   }
 
-  // LAYOUT Begin
   public List<LayoutComponent> getComponents() {
     List<LayoutComponent> result = new ArrayList<LayoutComponent>();
     for (UIComponent column : (List<UIComponent>) getChildren()) {
@@ -546,6 +545,7 @@ public abstract class AbstractUISheet ex
     getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
   }
 
-// LAYOUT End
-
+  public boolean isLayoutChildren() {
+    return true;
+  }
 }

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUITabGroup.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUITabGroup.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUITabGroup.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/internal/component/AbstractUITabGroup.java Mon Nov 15 18:49:08 2010
@@ -286,7 +286,6 @@ public abstract class AbstractUITabGroup
     removeFacesListener(listener);
   }
 
-  // LAYOUT Begin
   public List<LayoutComponent> getComponents() {
     return LayoutUtils.findLayoutChildren(this);
   }
@@ -306,5 +305,7 @@ public abstract class AbstractUITabGroup
     getFacets().put(Facets.LAYOUT, (AbstractUILayoutBase) layoutManager);
   }
 
-// LAYOUT End
+  public boolean isLayoutChildren() {
+    return true;
+  }
 }

Modified: myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/layout/LayoutContainer.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/layout/LayoutContainer.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/layout/LayoutContainer.java (original)
+++ myfaces/tobago/trunk/tobago-core/src/main/java/org/apache/myfaces/tobago/layout/LayoutContainer.java Mon Nov 15 18:49:08 2010
@@ -26,6 +26,11 @@ public interface LayoutContainer extends
   LayoutManager getLayoutManager();
   void setLayoutManager(LayoutManager layoutManager);
 
+  /**
+   * Should the children of the this component be laid out from the given layout manager.
+   */
+  boolean isLayoutChildren();
+
   Measure getOffsetLeft();
 
   Measure getOffsetRight();

Modified: myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/FlowLayoutRenderer.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/FlowLayoutRenderer.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/FlowLayoutRenderer.java (original)
+++ myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/FlowLayoutRenderer.java Mon Nov 15 18:49:08 2010
@@ -20,6 +20,7 @@ package org.apache.myfaces.tobago.render
 import org.apache.myfaces.tobago.component.Attributes;
 import org.apache.myfaces.tobago.component.UIFlowLayout;
 import org.apache.myfaces.tobago.config.Configurable;
+import org.apache.myfaces.tobago.layout.LayoutContainer;
 import org.apache.myfaces.tobago.layout.Measure;
 import org.apache.myfaces.tobago.renderkit.MarginValues;
 import org.apache.myfaces.tobago.renderkit.RendererBase;
@@ -54,7 +55,10 @@ public class FlowLayoutRenderer extends 
   @Override
   public void encodeChildren(FacesContext facesContext, UIComponent component) throws IOException {
     UIComponent container = component.getParent();
-    RenderUtils.encodeChildrenWithoutLayout(facesContext, container);
+    if (container instanceof LayoutContainer && !((LayoutContainer) container).isLayoutChildren()) {
+      return;
+    }
+    RenderUtils.encodeChildren(facesContext, container);
   }
 
   @Override

Modified: myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/GridLayoutRenderer.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/GridLayoutRenderer.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/GridLayoutRenderer.java (original)
+++ myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/GridLayoutRenderer.java Mon Nov 15 18:49:08 2010
@@ -17,15 +17,16 @@ package org.apache.myfaces.tobago.render
  * limitations under the License.
  */
 
-import org.apache.myfaces.tobago.renderkit.util.RenderUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.apache.myfaces.tobago.component.Attributes;
 import org.apache.myfaces.tobago.config.Configurable;
+import org.apache.myfaces.tobago.layout.LayoutContainer;
 import org.apache.myfaces.tobago.layout.Measure;
 import org.apache.myfaces.tobago.renderkit.MarginValues;
 import org.apache.myfaces.tobago.renderkit.RendererBase;
 import org.apache.myfaces.tobago.renderkit.SpacingValues;
+import org.apache.myfaces.tobago.renderkit.util.RenderUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import javax.faces.component.UIComponent;
 import javax.faces.context.FacesContext;
@@ -46,7 +47,10 @@ public class GridLayoutRenderer extends 
   @Override
   public void encodeChildren(FacesContext facesContext, UIComponent component) throws IOException {
     UIComponent container = component.getParent();
-    RenderUtils.encodeChildrenWithoutLayout(facesContext, container);
+    if (container instanceof LayoutContainer && !((LayoutContainer) container).isLayoutChildren()) {
+      return;
+    }
+    RenderUtils.encodeChildren(facesContext, container);
   }
 
   @Override

Modified: myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TabGroupLayoutRenderer.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TabGroupLayoutRenderer.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TabGroupLayoutRenderer.java (original)
+++ myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TabGroupLayoutRenderer.java Mon Nov 15 18:49:08 2010
@@ -17,6 +17,7 @@ package org.apache.myfaces.tobago.render
  * limitations under the License.
  */
 
+import org.apache.myfaces.tobago.layout.LayoutContainer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.apache.myfaces.tobago.renderkit.RendererBase;
@@ -34,7 +35,10 @@ public class TabGroupLayoutRenderer exte
   public void encodeChildren(FacesContext facesContext, UIComponent component) throws IOException {
     UIComponent container = component.getParent();
     LOG.info("TAB GROUP LAYOUT RENDERER");
-    RenderUtils.encodeChildrenWithoutLayout(facesContext, container);
+    if (container instanceof LayoutContainer && !((LayoutContainer) container).isLayoutChildren()) {
+      return;
+    }
+    RenderUtils.encodeChildren(facesContext, container);
   }
 
 }

Modified: myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TreeMenuNodeRenderer.java
URL: http://svn.apache.org/viewvc/myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TreeMenuNodeRenderer.java?rev=1035402&r1=1035401&r2=1035402&view=diff
==============================================================================
--- myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TreeMenuNodeRenderer.java (original)
+++ myfaces/tobago/trunk/tobago-theme/tobago-theme-scarborough/src/main/java/org/apache/myfaces/tobago/renderkit/html/scarborough/standard/tag/TreeMenuNodeRenderer.java Mon Nov 15 18:49:08 2010
@@ -133,7 +133,7 @@ public class TreeMenuNodeRenderer extend
         writer.endElement(HtmlElements.IMG);
       }
 
-      RenderUtils.encodeChildrenWithoutLayout(facesContext, node);
+      RenderUtils.encodeChildren(facesContext, node);
 
       writer.endElement(HtmlElements.DIV);
     }

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=1035402&r1=1035401&r2=1035402&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 Mon Nov 15 18:49:08 2010
@@ -67,27 +67,8 @@ public class RenderUtils {
     return false;
   }
 
-  public static void encodeChildren(FacesContext facesContext,
-      UIComponent panel)
-      throws IOException {
-//    UIComponent layout = panel.getFacet("layout");
-
-    encodeChildrenWithoutLayout(facesContext, panel);
-    // XXX is the following coded needed?
-
-//    AbstractUILayoutBase layout = AbstractUILayoutBase.getLayout(panel);
-//    if (layout != null) {
-//      layout.encodeChildrenOfComponent(facesContext, panel);
-//    } else {
-//      for (Object o : panel.getChildren()) {
-//        UIComponent child = (UIComponent) o;
-//        encode(facesContext, child);
-//      }
-//    }
-  }
-
-  public static void encodeChildrenWithoutLayout(FacesContext facesContext, UIComponent container) throws IOException {
-    for (UIComponent child : (List<UIComponent>) container.getChildren()) {
+  public static void encodeChildren(FacesContext facesContext, UIComponent panel) throws IOException {
+    for (UIComponent child : (List<UIComponent>) panel.getChildren()) {
       encode(facesContext, child);
     }
   }
@@ -134,7 +115,7 @@ public class RenderUtils {
     if (!component.isRendered()) {
       return;
     }
-    RendererBase renderer = ComponentUtils.getRenderer(facesContext,  component);
+    RendererBase renderer = ComponentUtils.getRenderer(facesContext, component);
     boolean prepareRendersChildren = false;
     if (renderer != null) {
       renderer.prepareRender(facesContext, component);
@@ -319,7 +300,7 @@ public class RenderUtils {
         } else if (value instanceof SelectItem) {
           list.add((SelectItem) value);
         } else {
-          final String message 
+          final String message
               = "TYPE ERROR: value NOT instanceof SelectItem. type="
               + value.getClass().getName() + " value=" + value;
           LOG.error(message);