KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > caucho > jdbc > ResinMetaData


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source 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, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */

28
29 package com.caucho.jdbc;
30
31 import com.caucho.util.Log;
32
33 import javax.sql.DataSource JavaDoc;
34 import java.util.logging.Logger JavaDoc;
35
36 /**
37  * Metadata for the Resin database.
38  */

39 public class ResinMetaData extends JdbcMetaData {
40   private static final Logger JavaDoc log = Log.open(ResinMetaData.class);
41
42   protected ResinMetaData(DataSource JavaDoc ds)
43   {
44     super(ds);
45   }
46
47   /**
48    * Returns the blob type.
49    */

50   public String JavaDoc getBlobType()
51   {
52     return "BLOB";
53   }
54
55   /**
56    * Returns the long type.
57    */

58   public String JavaDoc getLongType()
59   {
60     return "BIGINT";
61   }
62
63   /**
64    * Returns true if identity is supported.
65    */

66   public boolean supportsIdentity()
67   {
68     return true;
69   }
70
71   /**
72    * Returns the identity property
73    */

74   public String JavaDoc createIdentitySQL(String JavaDoc sqlType)
75   {
76     return sqlType + " auto_increment";
77   }
78
79   /**
80    * Returns a limit.
81    */

82   public String JavaDoc limit(String JavaDoc sql, int limit)
83   {
84     if (limit < 0)
85       return sql;
86     else
87       return sql + " LIMIT " + limit;
88   }
89 }
90
Popular Tags