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