KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > mckoi > database > AbstractDataTable


1 /**
2  * com.mckoi.database.AbstractDataTable 06 Apr 1998
3  *
4  * Mckoi SQL Database ( http://www.mckoi.com/database )
5  * Copyright (C) 2000, 2001, 2002 Diehl and Associates, Inc.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * Version 2 as published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License Version 2 for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * Version 2 along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19  *
20  * Change Log:
21  *
22  *
23  */
24
25 package com.mckoi.database;
26
27 /**
28  * This is the abstract class implemented by a DataTable like table. Both
29  * DataTable and DataTableFilter objects extend this object.
30  * <p>
31  * @author Tobias Downer
32  */
33
34 public abstract class AbstractDataTable extends Table implements RootTable {
35
36   /**
37    * Returns the fully resolved table name.
38    */
39   public TableName getTableName() {
40     return getDataTableDef().getTableName();
41   }
42
43   // ---------- Implemented from Table ----------
44
45   /**
46    * This function is used to check that two tables are identical.
47    * We first check the table names are identical. Then check the column
48    * filter is the same.
49    */
50   public boolean typeEquals(RootTable table) {
51     if (table instanceof AbstractDataTable) {
52       AbstractDataTable dest = (AbstractDataTable) table;
53       return (getTableName().equals(dest.getTableName()));
54     }
55     else {
56       return (this == table);
57     }
58   }
59
60
61   /**
62    * Returns a string that represents this table.
63    */
64   public String JavaDoc toString() {
65     return getTableName().toString() + "[" + getRowCount() + "]";
66   }
67
68 }
69
Popular Tags