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.internal.component;
21  
22  import org.apache.myfaces.tobago.component.SupportsMarkup;
23  import org.apache.myfaces.tobago.layout.LayoutComponent;
24  import org.apache.myfaces.tobago.util.MessageUtils;
25  
26  import javax.faces.application.FacesMessage;
27  import javax.faces.component.UIInput;
28  import javax.faces.context.FacesContext;
29  
30  public abstract class AbstractUISelectOneBase extends javax.faces.component.UISelectOne
31      implements SupportsMarkup, LayoutComponent {
32  
33    public static final String MESSAGE_VALUE_REQUIRED = "tobago.SelectOne.MESSAGE_VALUE_REQUIRED";
34  
35    public void validate(FacesContext facesContext) {
36      if (isRequired()  && !isReadonly()) {
37        Object submittedValue = getSubmittedValue();
38        if (submittedValue == null || "".equals(submittedValue)) {
39          if (getRequiredMessage() != null) {
40            String requiredMessage = getRequiredMessage();
41            facesContext.addMessage(getClientId(facesContext), new FacesMessage(FacesMessage.SEVERITY_ERROR,
42                requiredMessage, requiredMessage));
43          } else {
44            MessageUtils.addMessage(facesContext, this, FacesMessage.SEVERITY_ERROR,
45                UIInput.REQUIRED_MESSAGE_ID, new Object[]{MessageUtils.getLabel(facesContext, this)});
46          }
47          setValid(false);
48        }
49      }
50      super.validate(facesContext);
51    }
52  
53    public abstract boolean isReadonly();
54  }