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Java > Open Source Codes > com > caucho > amber > type > ObjectType


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 Software Foundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.amber.type;
30
31 import com.caucho.java.JavaWriter;
32 import com.caucho.util.L10N;
33
34 import java.io.IOException JavaDoc;
35 import java.sql.PreparedStatement JavaDoc;
36 import java.sql.ResultSet JavaDoc;
37 import java.sql.SQLException JavaDoc;
38
39 /**
40  * The type of a property.
41  */
42 public class ObjectType extends Type {
43   private static final L10N L = new L10N(ObjectType.class);
44
45   private static final ObjectType OBJECT_TYPE = new ObjectType();
46
47   private ObjectType()
48   {
49   }
50
51   /**
52    * Returns the object type.
53    */
54   public static ObjectType create()
55   {
56     return OBJECT_TYPE;
57   }
58
59   /**
60    * Returns the type name.
61    */
62   public String JavaDoc getName()
63   {
64     return "java.lang.Object";
65   }
66
67   /**
68    * Generates a string to load the property.
69    */
70   public int generateLoad(JavaWriter out, String JavaDoc rs,
71               String JavaDoc indexVar, int index)
72     throws IOException JavaDoc
73   {
74     out.print(rs + ".getObject(" + indexVar + " + " + index + ")");
75
76     return index + 1;
77   }
78
79   /**
80    * Generates a string to set the property.
81    */
82   public void generateSet(JavaWriter out, String JavaDoc pstmt,
83               String JavaDoc index, String JavaDoc value)
84     throws IOException JavaDoc
85   {
86     out.println(pstmt + ".setObject(" + index + "++, " + value + ");");
87   }
88
89   /**
90    * Sets the value.
91    */
92   public void setParameter(PreparedStatement JavaDoc pstmt, int index, Object JavaDoc value)
93     throws SQLException JavaDoc
94   {
95     pstmt.setObject(index, value);
96   }
97
98   /**
99    * Gets the value.
100    */
101   public Object JavaDoc getObject(ResultSet JavaDoc rs, int index)
102     throws SQLException JavaDoc
103   {
104     return rs.getObject(index);
105   }
106 }
107
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