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1   /*
2    * ModeShape (http://www.modeshape.org)
3    * See the COPYRIGHT.txt file distributed with this work for information
4    * regarding copyright ownership.  Some portions may be licensed
5    * to Red Hat, Inc. under one or more contributor license agreements.
6    * See the AUTHORS.txt file in the distribution for a full listing of 
7    * individual contributors.
8    *
9    * ModeShape is free software. Unless otherwise indicated, all code in ModeShape
10   * is licensed to you under the terms of the GNU Lesser General Public License as
11   * published by the Free Software Foundation; either version 2.1 of
12   * the License, or (at your option) any later version.
13   * 
14   * ModeShape is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17   * Lesser General Public License for more details.
18   *
19   * You should have received a copy of the GNU Lesser General Public
20   * License along with this software; if not, write to the Free
21   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
22   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
23   */
24  package org.modeshape.jcr.query.qom;
25  
26  import org.modeshape.graph.query.model.PropertyExistence;
27  import org.modeshape.graph.query.model.SelectorName;
28  
29  /**
30   * Implementation of the property existence constraint for the JCR Query Object Model and the Graph API.
31   */
32  public class JcrPropertyExistence extends PropertyExistence implements javax.jcr.query.qom.PropertyExistence, JcrConstraint {
33  
34      private static final long serialVersionUID = 1L;
35  
36      /**
37       * @param selectorName
38       * @param propertyName
39       */
40      public JcrPropertyExistence( SelectorName selectorName,
41                                   String propertyName ) {
42          super(selectorName, propertyName);
43      }
44  
45      /**
46       * {@inheritDoc}
47       * 
48       * @see javax.jcr.query.qom.PropertyValue#getPropertyName()
49       */
50      @Override
51      public String getPropertyName() {
52          return propertyName();
53      }
54  
55      /**
56       * {@inheritDoc}
57       * 
58       * @see javax.jcr.query.qom.PropertyValue#getSelectorName()
59       */
60      @Override
61      public String getSelectorName() {
62          return selectorName().name();
63      }
64  }