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


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.ResultSet JavaDoc;
36 import java.sql.SQLException JavaDoc;
37
38 /**
39  * The type of a property.
40  */

41 public class BlobType extends Type {
42   private static final L10N L = new L10N(BlobType.class);
43
44   private static final BlobType BLOB_TYPE = new BlobType();
45
46   private BlobType()
47   {
48   }
49
50   /**
51    * Returns the singleton Blob type.
52    */

53   public static BlobType create()
54   {
55     return BLOB_TYPE;
56   }
57
58   /**
59    * Returns the type name.
60    */

61   public String JavaDoc getName()
62   {
63     return "java.sql.Blob";
64   }
65
66   /**
67    * Generates a string to load the property.
68    */

69   public int generateLoad(JavaWriter out, String JavaDoc rs,
70               String JavaDoc indexVar, int index)
71     throws IOException JavaDoc
72   {
73     out.print("" + rs + ".getBlob(" + indexVar + " + " + index + ")");
74
75     return index + 1;
76   }
77
78   /**
79    * Generates a string to set the property.
80    */

81   public void generateSet(JavaWriter out, String JavaDoc pstmt,
82               String JavaDoc index, String JavaDoc value)
83     throws IOException JavaDoc
84   {
85     out.println(pstmt + ".setBlob(" + index + "++, " + value + ");");
86   }
87
88   /**
89    * Gets the value.
90    */

91   public Object JavaDoc getObject(ResultSet JavaDoc rs, int index)
92     throws SQLException JavaDoc
93   {
94     return rs.getBlob(index);
95   }
96 }
97
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