KeyFilteredNamingContext


1   /**
2    * Copyright (C) 2004 France Telecom R&D
3    *
4    * This library is free software; you can redistribute it and/or
5    * modify it under the terms of the GNU Lesser General Public
6    * License as published by the Free Software Foundation; either
7    * version 2 of the License, or (at your option) any later version.
8    *
9    * This library is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   * Lesser General Public License for more details.
13   *
14   * You should have received a copy of the GNU Lesser General Public
15   * License along with this library; if not, write to the Free Software
16   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17   */
18  package org.objectweb.jorm.naming.api;
19  
20  import org.objectweb.jorm.api.PException;
21  import org.objectweb.jorm.type.api.PType;
22  
23  import java.util.Map  ;
24  
25  /**
26   *
27   * @author S.Chassande-Barrioz
28   */
29  public interface KeyFilteredNamingContext extends PNamingContext {
30  
31      /**
32       * Export a new persistent class into this PNamingContext
33       * @param binder is the PBinder instance of the persistent class
34       * @param key is the key value permitting to identify the persistent class
35       * @throws PException if the class is already exported in this
36       * PNamingContext.
37       */
38      void exportClass(PBinder binder, Object   key) throws PException;
39  
40      /**
41       * Unexport a persistent class from this PNamingContext
42       * @param key is the key value permitting to identify the persistent class
43       * @throws PException if the persistent class is not managed by this
44       * PNamingContext.
45       */
46      void unexportClass(Object   key) throws PException;
47  
48      /**
49       * @param key is the persistent class identifier
50       * @return the Pbinder instance corresponding a persistent class
51       */
52      PBinder lookup(Object   key);
53  
54      /**
55       * @return an unmodifiable map representing the associations between
56       * a persistent class identifiers (key) and the binder of the persistent
57       * class.
58       */
59      Map   entries();
60  
61      /**
62       * Evaluate the Expression/filter on a PNameGetter
63       * @param png is a PNameGetter permitting to fill the expression parameters
64       * @return value of the expression. This value should be a key value of a
65       * persistent class.
66       */
67      Object   evaluate(Object   png, Object   ctx) throws PException;
68  
69      void setExpressionType(PType type);
70  
71      PType getExpressionType();
72  
73  }
74
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