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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.component.SupportFieldId;
23  import org.apache.myfaces.tobago.component.SupportsAccessKey;
24  import org.apache.myfaces.tobago.component.SupportsHelp;
25  import org.apache.myfaces.tobago.component.SupportsLabelLayout;
26  import org.apache.myfaces.tobago.component.Visual;
27  import org.apache.myfaces.tobago.util.ComponentUtils;
28  
29  import javax.faces.component.behavior.ClientBehaviorHolder;
30  import javax.faces.context.FacesContext;
31  
32  /**
33   * Base class for some inputs.
34   */
35  public abstract class AbstractUIInput extends javax.faces.component.UIInput
36      implements SupportsAccessKey, SupportsLabelLayout, Visual, ClientBehaviorHolder, SupportFieldId, SupportsHelp {
37  
38    private transient boolean nextToRenderIsLabel;
39  
40    public abstract Integer getTabIndex();
41  
42    public abstract boolean isFocus();
43  
44    public abstract boolean isDisabled();
45  
46    public abstract boolean isReadonly();
47  
48    public boolean isError() {
49      final FacesContext facesContext = FacesContext.getCurrentInstance();
50      return !isValid()
51          || !facesContext.getMessageList(getClientId(facesContext)).isEmpty();
52    }
53  
54    @Override
55    public String getFieldId(final FacesContext facesContext) {
56      return getClientId(facesContext) + ComponentUtils.SUB_SEPARATOR + "field";
57    }
58  
59    @Override
60    public boolean isNextToRenderIsLabel() {
61      return nextToRenderIsLabel;
62    }
63  
64    @Override
65    public void setNextToRenderIsLabel(final boolean nextToRenderIsLabel) {
66      this.nextToRenderIsLabel = nextToRenderIsLabel;
67    }
68  }