2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir 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 for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
33 public class SQLQueryBuilder {
34 private StringBuffer whereClause;
35 private StringBuffer orderByClause;
37 public SQLQueryBuilder(){
38 whereClause = new StringBuffer();
39 orderByClause = new StringBuffer();
42 public void appendDescendingOrder(String anOrder) {
43 if (orderByClause.length()==0) {
44 orderByClause.append(anOrder).append(" desc");
47 orderByClause.append(",").append(anOrder).append(" desc");
51 public void appendAscendingOrder(String anOrder) {
52 if (orderByClause.length()==0) {
53 orderByClause.append(anOrder).append(" asc");
56 orderByClause=orderByClause.append(",").append(anOrder).append(" asc");
60 public void appendAndCondition(String aQualifier) {
61 if (whereClause.length()==0) {
62 whereClause.append("(").append(aQualifier).append(")");
65 whereClause.append(" and (").append(aQualifier).append(")");
69 public void appendOrCondition(String aQualifier) {
70 if (whereClause.length()==0) {
71 whereClause.append(aQualifier);
74 whereClause.append("(").append(whereClause).append(") or (").append(aQualifier).append(")");
78 public String getWhereClause() {
79 return whereClause.toString();
82 public String getOrderByClause() {
83 return orderByClause.toString();