01: /*
02: * $Id: ColumnEvent.java,v 1.1 2003/02/12 16:22:56 cburdick Exp $
03: * =======================================================================
04: * Copyright (c) 2002 Axion Development Team. All rights reserved.
05: *
06: * Redistribution and use in source and binary forms, with or without
07: * modification, are permitted provided that the following conditions
08: * are met:
09: *
10: * 1. Redistributions of source code must retain the above
11: * copyright notice, this list of conditions and the following
12: * disclaimer.
13: *
14: * 2. Redistributions in binary form must reproduce the above copyright
15: * notice, this list of conditions and the following disclaimer in
16: * the documentation and/or other materials provided with the
17: * distribution.
18: *
19: * 3. The names "Tigris", "Axion", nor the names of its contributors may
20: * not be used to endorse or promote products derived from this
21: * software without specific prior written permission.
22: *
23: * 4. Products derived from this software may not be called "Axion", nor
24: * may "Tigris" or "Axion" appear in their names without specific prior
25: * written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
30: * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38: * =======================================================================
39: */
40:
41: package org.axiondb.event;
42:
43: import org.axiondb.AxionException;
44: import org.axiondb.Column;
45: import org.axiondb.Table;
46:
47: /**
48: * An event signifying that a {@link Column} in a {@link Table} has changed,
49: * for example, due to a DDL command.
50: *
51: * @version $Revision: 1.1 $ $Date: 2003/02/12 16:22:56 $
52: * @author Chuck Burdick
53: */
54: public class ColumnEvent extends TableModifiedEvent {
55: public ColumnEvent(Table table, Column col) {
56: setTable(table);
57: setColumn(col);
58: }
59:
60: public Column getColumn() {
61: return _col;
62: }
63:
64: public void setColumn(Column col) {
65: _col = col;
66: }
67:
68: public String toString() {
69: StringBuffer buf = new StringBuffer();
70: buf.append("{");
71: buf.append(getTable());
72: buf.append(",");
73: buf.append(getColumn());
74: buf.append("}");
75: return buf.toString();
76: }
77:
78: public void visit(TableModificationListener listener)
79: throws AxionException {
80: listener.columnAdded(this );
81: }
82:
83: private Column _col;
84: }
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