1 /***
2 * Copyright (c) 2002, Reuters America Inc. All rights reserved.<p>
3 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
4 * conditions are met:<p>
5 * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
6 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer
7 * in the documentation and/or other materials provided with the distribution. Neither the name of Reuters America Inc. nor the
8 * names of its contributors may be used to endorse or promote products derived from this software without specific prior written
9 * permission.<p>
10 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
11 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
12 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
13 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
14 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
15 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.<p>
16 */
17
18 package com.reuters.rc.db;
19
20 /***
21 * DbOpcode interface represents the generic operations
22 * that any ADB-like publisher should support.
23 *
24 * @author Cavit Aydin
25 */
26 public interface DbOpcode
27 {
28
29 /***
30 * @return true if this DbOpcode represents an INSERT operation,
31 * false otherwise
32 */
33 public boolean isInsert();
34
35 /***
36 * @return true if this DbOpcode represents a DELETE operation,
37 * false otherwise
38 */
39 public boolean isDelete();
40
41 /***
42 * @return true if this DbOpcode represents an UPDATE operation,
43 * false otherwise
44 */
45 public boolean isUpdate();
46
47 /***
48 * @return true if this DbOpcode represents an UPSERT operation,
49 * false otherwise
50 */
51 public boolean isUpsert();
52
53 /***
54 * @return true if this DbOpcode represents an UNKNOWN operation,
55 * false otherwise
56 */
57 public boolean isUnknown();
58
59
60 }
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