| /* |
| * Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package javax.management; |
| |
| |
| /** |
| * This class is used by the query-building mechanism to represent binary |
| * operations. |
| * @serial include |
| * |
| * @since 1.5 |
| */ |
| class InQueryExp extends QueryEval implements QueryExp { |
| |
| /* Serial version */ |
| private static final long serialVersionUID = -5801329450358952434L; |
| |
| /** |
| * @serial The {@link ValueExp} to be found |
| */ |
| private ValueExp val; |
| |
| /** |
| * @serial The array of {@link ValueExp} to be searched |
| */ |
| private ValueExp[] valueList; |
| |
| |
| /** |
| * Basic Constructor. |
| */ |
| public InQueryExp() { |
| } |
| |
| /** |
| * Creates a new InQueryExp with the specified ValueExp to be found in |
| * a specified array of ValueExp. |
| */ |
| public InQueryExp(ValueExp v1, ValueExp items[]) { |
| val = v1; |
| valueList = items; |
| } |
| |
| |
| /** |
| * Returns the checked value of the query. |
| */ |
| public ValueExp getCheckedValue() { |
| return val; |
| } |
| |
| /** |
| * Returns the array of values of the query. |
| */ |
| public ValueExp[] getExplicitValues() { |
| return valueList; |
| } |
| |
| /** |
| * Applies the InQueryExp on a MBean. |
| * |
| * @param name The name of the MBean on which the InQueryExp will be applied. |
| * |
| * @return True if the query was successfully applied to the MBean, false otherwise. |
| * |
| * @exception BadStringOperationException |
| * @exception BadBinaryOpValueExpException |
| * @exception BadAttributeValueExpException |
| * @exception InvalidApplicationException |
| */ |
| public boolean apply(ObjectName name) |
| throws BadStringOperationException, BadBinaryOpValueExpException, |
| BadAttributeValueExpException, InvalidApplicationException { |
| if (valueList != null) { |
| ValueExp v = val.apply(name); |
| boolean numeric = v instanceof NumericValueExp; |
| |
| for (ValueExp element : valueList) { |
| element = element.apply(name); |
| if (numeric) { |
| if (((NumericValueExp) element).doubleValue() == |
| ((NumericValueExp) v).doubleValue()) { |
| return true; |
| } |
| } else { |
| if (((StringValueExp) element).getValue().equals( |
| ((StringValueExp) v).getValue())) { |
| return true; |
| } |
| } |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Returns the string representing the object. |
| */ |
| public String toString() { |
| return val + " in (" + generateValueList() + ")"; |
| } |
| |
| |
| private String generateValueList() { |
| if (valueList == null || valueList.length == 0) { |
| return ""; |
| } |
| |
| final StringBuilder result = |
| new StringBuilder(valueList[0].toString()); |
| |
| for (int i = 1; i < valueList.length; i++) { |
| result.append(", "); |
| result.append(valueList[i]); |
| } |
| |
| return result.toString(); |
| } |
| |
| } |