View Javadoc

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.renderkit.util;
21  
22  import org.apache.myfaces.tobago.renderkit.RendererBase;
23  import org.apache.myfaces.tobago.util.ComponentUtils;
24  
25  import javax.faces.component.UIComponent;
26  import javax.faces.context.FacesContext;
27  import java.io.IOException;
28  import java.util.Iterator;
29  
30  public class EncodeUtils {
31  
32    public static void prepareRendererAll(final FacesContext facesContext, final UIComponent component)
33        throws IOException {
34      if (!component.isRendered()) {
35        return;
36      }
37      final RendererBase renderer = ComponentUtils.getRenderer(facesContext, component);
38      boolean prepareRendersChildren = false;
39      if (renderer != null) {
40        renderer.prepareRender(facesContext, component);
41        prepareRendersChildren = renderer.getPrepareRendersChildren();
42      }
43      if (prepareRendersChildren) {
44        renderer.prepareRendersChildren(facesContext, component);
45      } else {
46        final Iterator it = component.getFacetsAndChildren();
47        while (it.hasNext()) {
48          final UIComponent child = (UIComponent) it.next();
49          prepareRendererAll(facesContext, child);
50        }
51      }
52    }
53  }