BindCallCustomParameter


1   /*
2    * The contents of this file are subject to the terms 
3    * of the Common Development and Distribution License 
4    * (the "License").  You may not use this file except 
5    * in compliance with the License.
6    * 
7    * You can obtain a copy of the license at 
8    * glassfish/bootstrap/legal/CDDLv1.0.txt or 
9    * https://glassfish.dev.java.net/public/CDDLv1.0.html. 
10   * See the License for the specific language governing 
11   * permissions and limitations under the License.
12   * 
13   * When distributing Covered Code, include this CDDL 
14   * HEADER in each file and include the License file at 
15   * glassfish/bootstrap/legal/CDDLv1.0.txt.  If applicable, 
16   * add the following below this CDDL HEADER, with the 
17   * fields enclosed by brackets "[]" replaced with your 
18   * own identifying information: Portions Copyright [yyyy] 
19   * [name of copyright owner]
20   */
21  // Copyright (c) 1998, 2005, Oracle. All rights reserved.  
22  package oracle.toplink.essentials.internal.databaseaccess;
23  
24  import java.sql.PreparedStatement  ;
25  import java.sql.SQLException  ;
26  import oracle.toplink.essentials.internal.sessions.AbstractSession;
27  
28  /**
29   * INTERNAL:
30   * <p>
31   * <b>Purpose</b>: To provide a base type for customary parameters' types
32   * used for binding by DatabaseCall:
33   * descendants of DatabasePlatform may create instances of descendants of this class
34   * in customModifyInDatabaseCall method.
35   * <p>
36   * <b>Responsibilities</b>:
37   * <ul>
38   * </ul>
39   */
40  public class BindCallCustomParameter {
41  
42      /**
43      * INTERNAL:
44      * Binds the custom parameter (obj) into  the passed PreparedStatement
45      * for the passed DatabaseCall.
46      *
47      * Called only by DatabasePlatform.setParameterValueInDatabaseCall method
48      */
49      public BindCallCustomParameter(Object   obj) {
50          this.obj = obj;
51      }
52  
53      protected BindCallCustomParameter() {
54      }
55  
56      public void set(DatabasePlatform platform, PreparedStatement   statement, int index, AbstractSession session) throws SQLException   {
57          platform.setParameterValueInDatabaseCall(obj, statement, index, session);
58      }
59  
60      public String   toString() {
61          if (obj != null) {
62              return obj.toString();
63          } else {
64              return "null";
65          }
66      }
67  
68      protected Object   obj;
69  }
70
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