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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.internal.component;
21  
22  import org.apache.myfaces.tobago.util.ComponentUtils;
23  import org.slf4j.Logger;
24  import org.slf4j.LoggerFactory;
25  
26  import javax.faces.component.UISelectItem;
27  import javax.faces.component.UISelectMany;
28  import javax.faces.context.FacesContext;
29  
30  public class AbstractUISelectItem extends UISelectItem {
31  
32    private static final Logger LOG = LoggerFactory.getLogger(AbstractUISelectItem.class);
33  
34    private boolean itemValueLiteral;
35  
36    @Override
37    public void setItemValue(final Object itemValue) {
38      if (itemValue instanceof String) {
39        itemValueLiteral = true;
40      } else if (itemValue == null) {
41        // ignore
42      } else {
43        LOG.warn("Unexpected type of literal for attribute 'itemValue': "
44            + "type=" + itemValue.getClass().getName() + " value='" + itemValue + "'.");
45      }
46      super.setItemValue(itemValue);
47    }
48  
49    @Override
50    public Object getItemValue() {
51      if (itemValueLiteral && !(getParent() instanceof UISelectMany)) {
52        final Object converted = ComponentUtils.getConvertedValue(
53            FacesContext.getCurrentInstance(), getParent(), (String) super.getItemValue());
54        return converted;
55      } else {
56        return super.getItemValue();
57      }
58    }
59  }