01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
28: * Microsystems, Inc. All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: */
41: package org.netbeans.modules.db.sql.visualeditor.querymodel;
42:
43: /**
44: * Represents a HAVING clause in a SQL Table Expression
45: */
46: import java.util.Collection;
47:
48: import org.netbeans.api.db.sql.support.SQLIdentifiers;
49:
50: public class HavingNode implements Having {
51:
52: // Fields
53:
54: private Expression _condition; // simplified WHERE clause
55:
56: // Constructors
57:
58: public HavingNode() {
59: }
60:
61: public HavingNode(Expression condition) {
62: _condition = condition;
63: }
64:
65: // Methods
66:
67: // Return the SQL string that corresponds to this From clause
68: // For now, assume no joins
69: public String genText(SQLIdentifiers.Quoter quoter) {
70: String res = ""; // NOI18N
71: if (_condition != null) {
72: res = " HAVING " + _condition.genText(quoter); // NOI18N
73: }
74:
75: return res;
76: }
77:
78: // Methods
79:
80: // Accessors/Mutators
81:
82: public Expression getExpression() {
83: return _condition;
84: }
85:
86: void renameTableSpec(String oldTableSpec, String corrName) {
87:
88: if (_condition instanceof Predicate)
89: ((Predicate) _condition).renameTableSpec(oldTableSpec,
90: corrName);
91: }
92:
93: // adds any column in the condition to the ArrayList of columns
94: public void getReferencedColumns(Collection columns) {
95: if (_condition != null)
96: _condition.getReferencedColumns(columns);
97: }
98: }
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