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Java > Open Source Codes > com > quadcap > sql > meta > MetaTableTypes


1 package com.quadcap.sql.meta;
2
3 /* Copyright 1999 - 2003 Quadcap Software. All rights reserved.
4  *
5  * This software is distributed under the Quadcap Free Software License.
6  * This software may be used or modified for any purpose, personal or
7  * commercial. Open Source redistributions are permitted. Commercial
8  * redistribution of larger works derived from, or works which bundle
9  * this software requires a "Commercial Redistribution License"; see
10  * http://www.quadcap.com/purchase.
11  *
12  * Redistributions qualify as "Open Source" under one of the following terms:
13  *
14  * Redistributions are made at no charge beyond the reasonable cost of
15  * materials and delivery.
16  *
17  * Redistributions are accompanied by a copy of the Source Code or by an
18  * irrevocable offer to provide a copy of the Source Code for up to three
19  * years at the cost of materials and delivery. Such redistributions
20  * must allow further use, modification, and redistribution of the Source
21  * Code under substantially the same terms as this license.
22  *
23  * Redistributions of source code must retain the copyright notices as they
24  * appear in each source code file, these license terms, and the
25  * disclaimer/limitation of liability set forth as paragraph 6 below.
26  *
27  * Redistributions in binary form must reproduce this Copyright Notice,
28  * these license terms, and the disclaimer/limitation of liability set
29  * forth as paragraph 6 below, in the documentation and/or other materials
30  * provided with the distribution.
31  *
32  * The Software is provided on an "AS IS" basis. No warranty is
33  * provided that the Software is free of defects, or fit for a
34  * particular purpose.
35  *
36  * Limitation of Liability. Quadcap Software shall not be liable
37  * for any damages suffered by the Licensee or any third party resulting
38  * from use of the Software.
39  */

40
41 import java.io.IOException JavaDoc;
42
43 import java.util.Vector JavaDoc;
44
45 import java.sql.DatabaseMetaData JavaDoc;
46 import java.sql.SQLException JavaDoc;
47 import java.sql.Types JavaDoc;
48
49 import com.quadcap.sql.Column;
50 import com.quadcap.sql.Database;
51 import com.quadcap.sql.Expression;
52 import com.quadcap.sql.Relation;
53 import com.quadcap.sql.Row;
54 import com.quadcap.sql.Session;
55 import com.quadcap.sql.StaticCursor;
56 import com.quadcap.sql.Table;
57
58 import com.quadcap.sql.types.*;
59
60 import com.quadcap.util.Debug;
61
62 /**
63  * A Cursor supporting the <code>getTableTypes</code> function.
64  *
65  * @author Stan Bailes
66  */

67 public class MetaTableTypes extends MetaCursor {
68     static Column[] cols = {
69     new Column("TABLE_TYPE", typeString) // 1
70
};
71
72     static String JavaDoc[] types = {
73     "TABLE", "VIEW", "GLOBAL TEMPORARY", "LOCAL TEMPORARY"
74     };
75
76     static int[] sortColumns = { 1 };
77
78     public MetaTableTypes(Session session)
79     throws SQLException JavaDoc
80     {
81     super(session, null);
82     try {
83         addColumns(cols);
84         for (int i = 0; i < types.length; i++) {
85         addType(types[i]);
86         }
87         sort();
88     } catch (ValueException e) {
89         SQLException JavaDoc te = new SQLException JavaDoc(e.toString(), "Q000R");
90         te.setNextException(e);
91         throw te;
92     }
93     }
94
95     public int[] getSortColumns() {
96     return sortColumns;
97     }
98
99     void addType(String JavaDoc type) throws SQLException JavaDoc {
100     Row row = new Row(1);
101     row.set(1, new ValueString(type));
102     addRow(row);
103     }
104 }
105
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