1/*
2 * Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package javax.management;
27
28
29/**
30 * This class is used by the query building mechanism to represent conjunctions
31 * of relational expressions.
32 * @serial include
33 *
34 * @since 1.5
35 */
36class AndQueryExp extends QueryEval implements QueryExp {
37
38    /* Serial version */
39    private static final long serialVersionUID = -1081892073854801359L;
40
41    /**
42     * @serial The first QueryExp of the conjunction
43     */
44    private QueryExp exp1;
45
46    /**
47     * @serial The second QueryExp of the conjunction
48     */
49    private QueryExp exp2;
50
51
52    /**
53     * Default constructor.
54     */
55    public AndQueryExp() {
56    }
57
58    /**
59     * Creates a new AndQueryExp with q1 and q2 QueryExp.
60     */
61    public AndQueryExp(QueryExp q1, QueryExp q2) {
62        exp1 = q1;
63        exp2 = q2;
64    }
65
66
67    /**
68     * Returns the left query expression.
69     */
70    public QueryExp getLeftExp()  {
71        return exp1;
72    }
73
74    /**
75     * Returns the right query expression.
76     */
77    public QueryExp getRightExp()  {
78        return exp2;
79    }
80
81    /**
82     * Applies the AndQueryExp on a MBean.
83     *
84     * @param name The name of the MBean on which the AndQueryExp will be applied.
85     *
86     * @return  True if the query was successfully applied to the MBean, false otherwise.
87     *
88     *
89     * @exception BadStringOperationException The string passed to the method is invalid.
90     * @exception BadBinaryOpValueExpException The expression passed to the method is invalid.
91     * @exception BadAttributeValueExpException The attribute value passed to the method is invalid.
92     * @exception InvalidApplicationException  An attempt has been made to apply a subquery expression to a
93     * managed object or a qualified attribute expression to a managed object of the wrong class.
94     */
95    public boolean apply(ObjectName name) throws BadStringOperationException, BadBinaryOpValueExpException,
96        BadAttributeValueExpException, InvalidApplicationException  {
97        return exp1.apply(name) && exp2.apply(name);
98    }
99
100   /**
101    * Returns a string representation of this AndQueryExp
102    */
103    @Override
104    public String toString() {
105        return "(" + exp1 + ") and (" + exp2 + ")";
106    }
107}
108