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1   /*
2    * Copyright (c) 2011-2024 PrimeFaces Extensions
3    *
4    *  Permission is hereby granted, free of charge, to any person obtaining a copy
5    *  of this software and associated documentation files (the "Software"), to deal
6    *  in the Software without restriction, including without limitation the rights
7    *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    *  copies of the Software, and to permit persons to whom the Software is
9    *  furnished to do so, subject to the following conditions:
10   *
11   *  The above copyright notice and this permission notice shall be included in
12   *  all copies or substantial portions of the Software.
13   *
14   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20   *  THE SOFTWARE.
21   */
22  package org.primefaces.extensions.component.parameters;
23  
24  import javax.el.ValueExpression;
25  
26  import org.primefaces.extensions.component.base.AbstractParameter;
27  
28  /**
29   * Component class for the <code>AssignableParameter</code> component.
30   *
31   * @author Thomas Andraschko / last modified by $Author$
32   * @version $Revision$
33   * @since 0.5
34   */
35  public class AssignableParameter extends AbstractParameter {
36  
37      public static final String COMPONENT_TYPE = "org.primefaces.extensions.component.AssignableParameter";
38  
39      /**
40       * Properties that are tracked by state saving.
41       *
42       * @author Thomas Andraschko / last modified by $Author$
43       * @version $Revision$
44       */
45      @SuppressWarnings("java:S115")
46      protected enum PropertyKeys {
47  
48          assignTo
49      }
50  
51      public AssignableParameter() {
52          setRendererType(null);
53      }
54  
55      @Override
56      public String getFamily() {
57          return AbstractParameter.COMPONENT_FAMILY;
58      }
59  
60      public ValueExpression getAssignTo() {
61          ValueExpression expression = (ValueExpression) getStateHelper().eval(PropertyKeys.assignTo, null);
62          if (expression == null) {
63              expression = getValueExpression(PropertyKeys.assignTo.toString());
64          }
65  
66          return expression;
67      }
68  
69      public void setAssignTo(final ValueExpression assignTo) {
70          getStateHelper().put(PropertyKeys.assignTo, assignTo);
71      }
72  
73      /**
74       * Enables converters to get the value type from the "value" expression.
75       *
76       * @param name DOCUMENT_ME
77       * @return DOCUMENT_ME
78       */
79      @Override
80      public ValueExpression getValueExpression(final String name) {
81          if ("value".equals(name)) {
82              return getAssignTo();
83          }
84  
85          return super.getValueExpression(name);
86      }
87  }