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.SupportsLabelLayout;
23  import org.apache.myfaces.tobago.component.Visual;
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.component.behavior.ClientBehaviorHolder;
29  import javax.faces.context.FacesContext;
30  
31  public abstract class AbstractUISelectOneBase extends javax.faces.component.UISelectOne
32      implements Visual, SupportsLabelLayout, ClientBehaviorHolder {
33  
34    public static final String MESSAGE_VALUE_REQUIRED = "tobago.SelectOne.MESSAGE_VALUE_REQUIRED";
35  
36    @Override
37    public void validate(final FacesContext facesContext) {
38      if (isRequired()  && !isReadonly()) {
39        final Object submittedValue = getSubmittedValue();
40        if (submittedValue == null || "".equals(submittedValue)) {
41          if (getRequiredMessage() != null) {
42            final String requiredMessage = getRequiredMessage();
43            facesContext.addMessage(getClientId(facesContext), new FacesMessage(FacesMessage.SEVERITY_ERROR,
44                requiredMessage, requiredMessage));
45          } else {
46            MessageUtils.addMessage(facesContext, this, FacesMessage.SEVERITY_ERROR,
47                UIInput.REQUIRED_MESSAGE_ID, new Object[]{MessageUtils.getLabel(facesContext, this)});
48          }
49          setValid(false);
50        }
51      }
52      super.validate(facesContext);
53    }
54  
55    public abstract boolean isReadonly();
56  }