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1   /*
2    * Copyright (c) 2002-2022, City of Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.util.pool.service;
35  
36  import java.lang.reflect.Proxy;
37  
38  import java.sql.Connection;
39  
40  /**
41   *
42   * Factory to create LuteceConnection
43   */
44  public final class LuteceConnectionFactory
45  {
46      /**
47       * Supported interfaces for the proxy
48       */
49      @SuppressWarnings( "rawtypes" )
50      private static final Class [ ] PROXY_INTERFACES = {
51              LuteceConnection.class
52      };
53  
54      /**
55       * Instantiates a new lutece connection factory.
56       */
57      private LuteceConnectionFactory( )
58      {
59      }
60  
61      /**
62       * Builds a new proxied instance of the connection so we can use {@link ConnectionPool} with third party libraries.
63       * 
64       * @param pool
65       *            the connection pool to use when closing connection
66       * @param connection
67       *            the actual connection
68       * @return a proxy implementing {@link LuteceConnection}
69       */
70      public static LuteceConnection newInstance( ConnectionPool pool, Connection connection )
71      {
72          return (LuteceConnection) Proxy.newProxyInstance( LuteceConnection.class.getClassLoader( ), PROXY_INTERFACES,
73                  new LuteceConnectionProxy( pool, connection ) );
74      }
75  }