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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.html.standard.standard.tag;
21  
22  import org.apache.myfaces.tobago.component.Facets;
23  import org.apache.myfaces.tobago.component.UILabel;
24  import org.apache.myfaces.tobago.component.UISeparator;
25  import org.apache.myfaces.tobago.renderkit.RendererBase;
26  import org.apache.myfaces.tobago.renderkit.css.Classes;
27  import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
28  import org.apache.myfaces.tobago.util.ComponentUtils;
29  import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;
30  
31  import javax.faces.component.UIComponent;
32  import javax.faces.context.FacesContext;
33  import java.io.IOException;
34  
35  public class SeparatorRenderer extends RendererBase {
36  
37    @Override
38    public void encodeEnd(final FacesContext facesContext, final UIComponent component) throws IOException {
39  
40      final UISeparator separator = (UISeparator) component;
41      final TobagoResponseWriter writer = getResponseWriter(facesContext);
42      final String clientId = separator.getClientId(facesContext);
43      final String label = getLabel(separator);
44  
45      if (label != null) {
46        writer.startElement(HtmlElements.P);
47        writer.writeIdAttribute(clientId);
48        writer.writeClassAttribute(Classes.create(separator), separator.getCustomClass());
49        writer.writeText(label);
50        writer.endElement(HtmlElements.P);
51      } else {
52        writer.startElement(HtmlElements.HR);
53        writer.writeIdAttribute(clientId);
54        writer.writeClassAttribute(Classes.create(separator), separator.getCustomClass());
55        writer.endElement(HtmlElements.HR);
56      }
57    }
58  
59    private String getLabel(final UISeparator separator) {
60      String label = separator.getLabel();
61      final UIComponent facet = ComponentUtils.getFacet(separator, Facets.label);
62      if (label == null && facet != null) {
63        label = String.valueOf(((UILabel) facet).getValue());
64      }
65      return label;
66    }
67  }