Source code: org/hsqldb/DatabaseRowInputInterface.java
1 /* Copyright (c) 2001-2002, The HSQL Development Group
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of the HSQL Development Group nor the names of its
15 * contributors may be used to endorse or promote products derived from this
16 * software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
22 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31
32 package org.hsqldb;
33
34 import java.io.IOException;
35 import java.sql.SQLException;
36
37 /**
38 * Public interface for reading the data for a database row.
39 *
40 * @author sqlbob@users (RMP)
41 * @author fredt@users
42 * @version 1.7.0
43 */
44 interface DatabaseRowInputInterface {
45
46 public int getPos() throws IOException;
47
48 public int getNextPos() throws IOException;
49
50 public int getSize();
51
52 public int readType() throws IOException;
53
54 public String readString() throws IOException;
55
56 public int readIntData() throws IOException;
57
58 public int available() throws IOException;
59
60 public Object[] readData(int[] colTypes) throws IOException, SQLException;
61 }